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Search results for: overexploitation

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text-center" style="font-size:1.6rem;">Search results for: overexploitation</h1> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">31</span> Development of Groundwater Management Model Using Groundwater Sustainability Index </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=S.%20S.%20Rwanga">S. S. Rwanga</a>, <a href="https://publications.waset.org/abstracts/search?q=J.%20M.%20Ndambuki"> J. M. Ndambuki</a>, <a href="https://publications.waset.org/abstracts/search?q=Y.%20Woyessa"> Y. Woyessa</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Development of a groundwater management model is an important step in the exploitation and management of any groundwater aquifer as it assists in the long-term sustainable planning of the resource. The current study was conducted in Central Limpopo province of South Africa with the overall objective of determining how much water can be withdrawn from the aquifer without producing nonreversible impacts on the groundwater quantity, hence developing a model which can sustainably protect the aquifer. The development was done through the computation of Groundwater Sustainability Index (GSI). Values of GSI close to unity and above indicated overexploitation. In this study, an index of 0.8 was considered as overexploitation. The results indicated that there is potential for higher abstraction rates compared to the current abstraction rates. GSI approach can be used in the management of groundwater aquifer to sustainably develop the resource and also provides water managers and policy makers with fundamental information on where future water developments can be carried out. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=development" title="development">development</a>, <a href="https://publications.waset.org/abstracts/search?q=groundwater" title=" groundwater"> groundwater</a>, <a href="https://publications.waset.org/abstracts/search?q=groundwater%20sustainability%20index" title=" groundwater sustainability index"> groundwater sustainability index</a>, <a href="https://publications.waset.org/abstracts/search?q=model" title=" model"> model</a> </p> <a href="https://publications.waset.org/abstracts/94516/development-of-groundwater-management-model-using-groundwater-sustainability-index" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/94516.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">169</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">30</span> Water Management in Mexico City and Its Metropolitan Area</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Raquel%20Salazar%20Moreno">Raquel Salazar Moreno</a>, <a href="https://publications.waset.org/abstracts/search?q=Uwe%20Schmidt"> Uwe Schmidt</a>, <a href="https://publications.waset.org/abstracts/search?q=Efr%C3%A9n%20Fitz%20Rodr%C3%ADguez"> Efrén Fitz Rodríguez</a>, <a href="https://publications.waset.org/abstracts/search?q=Dennis%20Dannehl"> Dennis Dannehl</a>, <a href="https://publications.waset.org/abstracts/search?q=Abraham%20Rojano%20Aguilar"> Abraham Rojano Aguilar</a>, <a href="https://publications.waset.org/abstracts/search?q=Irineo%20L%C3%B3pez%20Cruz"> Irineo López Cruz</a>, <a href="https://publications.waset.org/abstracts/search?q=Gilberto%20Navas%20G%C3%B3mez"> Gilberto Navas Gómez</a> </p> <p class="card-text"><strong>Abstract:</strong></p> As urban areas expand, strategic and protected water reserves become more critical. In this study we investigate the water problems in Mexico City and its Metropolitan area. This region faces a complex water problem that concerns not only Mexican boundaries but also international level because is one of the biggest human concentrations in the World. The current water shortage situation raises the necessity of importing surface and groundwater from the Cutzamala River and from the Alto Rio Lerma System respectively. Water management is the real issue in this region, because waste water generation is more than aquifer overexploitation, and surface water loss in the rainfall period is greater than water imported from other regions. However, the possible solutions of the water supply schemes are complicated, there is a need to look for alternatives socially acceptable and environmentally desirable, considering first the possible solutions on the demand side. Also, it is necessary more investment in water treatment plants and hydraulic infrastructure to ensure water supply and decrease the environmental problems in the area. More studies need to be done related to water efficiency in the three sectors. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=megacities" title="megacities">megacities</a>, <a href="https://publications.waset.org/abstracts/search?q=aquifer%20overexploitation" title=" aquifer overexploitation"> aquifer overexploitation</a>, <a href="https://publications.waset.org/abstracts/search?q=environmental%20problems" title=" environmental problems"> environmental problems</a>, <a href="https://publications.waset.org/abstracts/search?q=vulnerability" title=" vulnerability"> vulnerability</a> </p> <a href="https://publications.waset.org/abstracts/74109/water-management-in-mexico-city-and-its-metropolitan-area" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/74109.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">264</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">29</span> Using the GIS Technology for Erosion Risk Mapping of BEN EL WIDAN Dam Watershed in Beni Mallal, Marroco</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Azzouzi%20Fadoua">Azzouzi Fadoua</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This study focuses on the diagnosis of the dynamics of natural resources in a semi-arid mountainous weakened by natural vulnerability and anthropogenic action. This is evident in the forms of hydraulic erosion and degradation of agricultural land. The rate of this damaged land is 53%, with a strong presence of concentrated erosion; this shows that balanced and semi-balanced environments are less apparent to the Watershed, representing 47%. The results revealed the crucial role of the slopes and the density of the hydraulic networks to facilitate the transport of fine elements, at the level of the slopes with low vegetation intensity, to the lake of the dam. Something that endangers the siltation of the latter. After the study of natural and anthropogenic elements, it turned out that natural vulnerability is an integral part of the current dynamic, especially when it coincides with the overexploitation of natural resources, in this case, the exploitation of steep slopes for the cultivation of cereals and overgrazing. This causes the soil to pile up and increase the rate of runoff. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=watershed" title="watershed">watershed</a>, <a href="https://publications.waset.org/abstracts/search?q=erosion" title=" erosion"> erosion</a>, <a href="https://publications.waset.org/abstracts/search?q=natural%20vulnerability" title=" natural vulnerability"> natural vulnerability</a>, <a href="https://publications.waset.org/abstracts/search?q=anthropogenic" title=" anthropogenic"> anthropogenic</a> </p> <a href="https://publications.waset.org/abstracts/156316/using-the-gis-technology-for-erosion-risk-mapping-of-ben-el-widan-dam-watershed-in-beni-mallal-marroco" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/156316.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">151</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">28</span> Mangroves in the Douala Area, Cameroon: The Challenges of Open Access Resources for Forest Governance</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Bissonnette%20Jean-Fran%C3%A7ois">Bissonnette Jean-François</a>, <a href="https://publications.waset.org/abstracts/search?q=Dossa%20Fabrice"> Dossa Fabrice</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The project focuses on analyzing the spatial and temporal evolution of mangrove forest ecosystems near the city of Douala, Cameroon, in response to increasing human and environmental pressures. The selected study area, located in the Wouri River estuary, has a unique combination of economic importance, and ecological prominence. The study included valuable insights by conducting semi-structured interviews with resource operators and local officials. The thorough analysis of socio-economic data, farmer surveys, and satellite-derived information was carried out utilizing quantitative approaches in Excel and SPSS. Simultaneously, qualitative data was subjected to rigorous classification and correlation with other sources. The use of ArcGIS and CorelDraw facilitated the visual representation of the gradual changes seen in various land cover classifications. The research reveals complex processes that characterize mangrove ecosystems on Manoka and Cape Cameroon Islands. The lack of regulations in urbanization and the continuous growth of infrastructure have led to a significant increase in land conversion, causing negative impacts on natural landscapes and forests. The repeated instances of flooding and coastal erosion have further shaped landscape alterations, fostering the proliferation of water and mudflat areas. The unregulated use of mangrove resources is a significant factor in the degradation of these ecosystems. Activities including the use of wood for smoking and fishing, together with the coastal pollution resulting from the absence of waste collection, have had a significant influence. In addition, forest operators contribute to the degradation of vegetation, hence exacerbating the harmful impact of invasive species on the ecosystem. Strategic interventions are necessary to guarantee the sustainable management of these ecosystems. The proposals include advocating for sustainable wood exploitation techniques, using appropriate techniques, along with regeneration, and enforcing rules to prevent wood overexploitation. By implementing these measures, the ecological balance can be preserved, safeguarding the long-term viability of these precious ecosystems. On a conceptual level, this paper uses the framework developed by Elinor Ostrom and her colleagues to investigate the consequences of open access resources, where local actors have not been able to enforce measures to prevent overexploitation of mangrove wood resources. Governmental authorities have demonstrated limited capacity to enforce sustainable management of wood resources and have not been able to establish effective relationships with local fishing communities and with communities involved in the purchase of wood. As a result, wood resources in the mangrove areas remain largely accessible, while authorities do not monitor wood volumes extracted nor methods of exploitation. There have only been limited and punctual attempts at forest restoration with no significant consequence on mangrove forests dynamics. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mangroves" title="Mangroves">Mangroves</a>, <a href="https://publications.waset.org/abstracts/search?q=forest%20management" title=" forest management"> forest management</a>, <a href="https://publications.waset.org/abstracts/search?q=governance" title=" governance"> governance</a>, <a href="https://publications.waset.org/abstracts/search?q=open%20access%20resources" title=" open access resources"> open access resources</a>, <a href="https://publications.waset.org/abstracts/search?q=Cameroon" title=" Cameroon"> Cameroon</a> </p> <a href="https://publications.waset.org/abstracts/182066/mangroves-in-the-douala-area-cameroon-the-challenges-of-open-access-resources-for-forest-governance" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/182066.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">63</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">27</span> Quantifying Product Impacts on Biodiversity: The Product Biodiversity Footprint</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Leveque%20Benjamin">Leveque Benjamin</a>, <a href="https://publications.waset.org/abstracts/search?q=Rabaud%20Suzanne"> Rabaud Suzanne</a>, <a href="https://publications.waset.org/abstracts/search?q=Anest%20Hugo"> Anest Hugo</a>, <a href="https://publications.waset.org/abstracts/search?q=Catalan%20Caroline"> Catalan Caroline</a>, <a href="https://publications.waset.org/abstracts/search?q=Neveux%20Guillaume"> Neveux Guillaume</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Human products consumption is one of the main drivers of biodiversity loss. However, few pertinent ecological indicators regarding product life cycle impact on species and ecosystems have been built. Life cycle assessment (LCA) methodologies are well under way to conceive standardized methods to assess this impact, by taking already partially into account three of the Millennium Ecosystem Assessment pressures (land use, pollutions, climate change). Coupling LCA and ecological data and methods is an emerging challenge to develop a product biodiversity footprint. This approach was tested on three case studies from food processing, textile, and cosmetic industries. It allowed first to improve the environmental relevance of the Potential Disappeared Fraction of species, end-point indicator typically used in life cycle analysis methods, and second to introduce new indicators on overexploitation and invasive species. This type of footprint is a major step in helping companies to identify their impacts on biodiversity and to propose potential improvements. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=biodiversity" title="biodiversity">biodiversity</a>, <a href="https://publications.waset.org/abstracts/search?q=companies" title=" companies"> companies</a>, <a href="https://publications.waset.org/abstracts/search?q=footprint" title=" footprint"> footprint</a>, <a href="https://publications.waset.org/abstracts/search?q=life%20cycle%20assessment" title=" life cycle assessment"> life cycle assessment</a>, <a href="https://publications.waset.org/abstracts/search?q=products" title=" products"> products</a> </p> <a href="https://publications.waset.org/abstracts/61583/quantifying-product-impacts-on-biodiversity-the-product-biodiversity-footprint" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/61583.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">327</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">26</span> The Genetic Diversity and Conservation Status of Natural Populus Nigra Populations in Turkey</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Asiye%20Ciftci">Asiye Ciftci</a>, <a href="https://publications.waset.org/abstracts/search?q=Zeki%20Kaya"> Zeki Kaya</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Populus nigra is one of the most economically and ecologically important forest trees in Turkey, well known for its rapid growth, good ability to vegetative propagation and the extreme uses of its wood. Due to overexploitation, loss of natural distribution area and extreme hybridization and introgression, Populus nigra is one of the most threatened tree species in Turkey and Europe. Using 20 nuclear microsatellite loci, the genetic structure of European black poplar populations along the two largest rivers of Turkey was analyzed. All tested loci were highly polymorphic, displaying 5 to 15 alleles per locus. Observed heterozygosity (overall Ho = 0.79) has been higher than the expected (overall He = 0.58) in each population. Low level of genetic differentiation among populations (FST= 0,03) and excess of heterozygotes for each river were found. Human-mediated dispersal, phenotypic selection, high level of gene flow and extensive circulations of clonal materials may cause those situations. The genetic data obtained from this study could provide the basis for efficient in situ and ex-situ conservation and restoration of species natural populations in its natural habitat as well as having sustainable breeding and poplar plantations in the future. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=populus" title="populus">populus</a>, <a href="https://publications.waset.org/abstracts/search?q=clonal" title=" clonal"> clonal</a>, <a href="https://publications.waset.org/abstracts/search?q=loci" title=" loci"> loci</a>, <a href="https://publications.waset.org/abstracts/search?q=ex%20situ" title=" ex situ"> ex situ</a> </p> <a href="https://publications.waset.org/abstracts/87986/the-genetic-diversity-and-conservation-status-of-natural-populus-nigra-populations-in-turkey" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/87986.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">295</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">25</span> Development and Automation of Medium-Scale NFT Hydroponic Systems: Design Methodology and State of the Art Review</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Oscar%20Armando%20Gonz%C3%A1lez-Marin">Oscar Armando González-Marin</a>, <a href="https://publications.waset.org/abstracts/search?q=Jhon%20F.%20Rodr%C3%ADguez-Le%C3%B3n"> Jhon F. Rodríguez-León</a>, <a href="https://publications.waset.org/abstracts/search?q=Oscar%20Mota-P%C3%A9rez"> Oscar Mota-Pérez</a>, <a href="https://publications.waset.org/abstracts/search?q=Jorge%20Pineda-Pi%C3%B1%C3%B3n"> Jorge Pineda-Piñón</a>, <a href="https://publications.waset.org/abstracts/search?q=Roberto%20S.%20Vel%C3%A1zquez-Gonz%C3%A1lez."> Roberto S. Velázquez-González.</a>, <a href="https://publications.waset.org/abstracts/search?q=Julio%20C.%20Sosa-Savedra"> Julio C. Sosa-Savedra</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Over the past six years, the World Meteorological Organization (WMO) has recorded the warmest years since 1880, primarily attributed to climate change. In addition, the overexploitation of agricultural lands, combined with food and water scarcity, has highlighted the urgent need for sustainable cultivation methods. Hydroponics has emerged as a sustainable farming technique that enables plant cultivation using nutrient solutions without the requirement for traditional soil. Among hydroponic methods, the Nutrient Film Technique (NFT) facilitates plant growth by circulating a nutrient solution continuously. This approach allows the monitoring and precise control of nutritional parameters, with potential for automation and technological integration. This study aims to present the state of the art of automated NFT hydroponic systems, discussing their design methodologies and considerations for implementation. Moreover, a medium-scale NFT system developed at CICATA-QRO is introduced, detailing its current manual management and progress toward automation. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=automation" title="automation">automation</a>, <a href="https://publications.waset.org/abstracts/search?q=hydroponics" title=" hydroponics"> hydroponics</a>, <a href="https://publications.waset.org/abstracts/search?q=nutrient%20film%20technique" title=" nutrient film technique"> nutrient film technique</a>, <a href="https://publications.waset.org/abstracts/search?q=sustainability" title=" sustainability"> sustainability</a> </p> <a href="https://publications.waset.org/abstracts/192149/development-and-automation-of-medium-scale-nft-hydroponic-systems-design-methodology-and-state-of-the-art-review" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/192149.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">39</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">24</span> Phylogenetic Relationships of Common Reef Fish Species in Vietnam</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Dang%20Thuy%20Binh">Dang Thuy Binh</a>, <a href="https://publications.waset.org/abstracts/search?q=Truong%20Thi%20Oanh"> Truong Thi Oanh</a>, <a href="https://publications.waset.org/abstracts/search?q=Le%20Phan%20Khanh%20Hung"> Le Phan Khanh Hung</a>, <a href="https://publications.waset.org/abstracts/search?q=Luong%20thi%20Tuong%20Vy"> Luong thi Tuong Vy</a> </p> <p class="card-text"><strong>Abstract:</strong></p> One of the greatest environmental challenges facing Asia is the management and conservation of the marine biodiversity threaten by fisheries overexploitation, pollution, habitat destruction, and climate change. To date, a few molecular taxonomical studies has been conducted on marine fauna in Vietnam. The purpose of this study was to clarify the phylogeny of economic and ecological reef fish species in Vietnam Reef fish species covering Labridae, Scaridae, Nemipteridae, Serranidae, Acanthuridae, Lutjanidae, Lethrinidae, Mullidae, Balistidae, Pseudochromidae, Pinguipedidae, Fistulariidae, Holocentridae, Synodontidae, and Pomacentridae representing 28 genera were collected from South and Center, Vietnam. Combine with Genbank sequences, a phylogenetic tree was constructed based on 16S gene of mitochondrial DNA using maximum parsimony, maximum likelihood, and Bayesian inference approaches. The phylogram showed the well-resolved clades at genus and family level. Perciformes is the major order of reef fish species in Vietnam. The monophyly of Perciformes is not strongly supported as it was clustered in the same clade with Tetraodontiformes syngnathiformes and Beryciformes. Continue sampling of commercial fish species and classification based on morphology and genetics to build DNA barcoding of fish species in Vietnam is really necessary. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=reef%20fish" title="reef fish">reef fish</a>, <a href="https://publications.waset.org/abstracts/search?q=16s%20rDNA" title=" 16s rDNA"> 16s rDNA</a>, <a href="https://publications.waset.org/abstracts/search?q=Vietnam" title=" Vietnam"> Vietnam</a>, <a href="https://publications.waset.org/abstracts/search?q=phylogeny" title=" phylogeny"> phylogeny</a> </p> <a href="https://publications.waset.org/abstracts/33651/phylogenetic-relationships-of-common-reef-fish-species-in-vietnam" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/33651.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">438</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">23</span> Groundwater Quality in the Rhiss-Nekor Plain, Morocco: Impacts of Human Activities</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ali%20Ait%20Boughrous">Ali Ait Boughrous</a>, <a href="https://publications.waset.org/abstracts/search?q=Said%20Benyoussef"> Said Benyoussef</a>, <a href="https://publications.waset.org/abstracts/search?q=Hossain%20El%20Ouarghi"> Hossain El Ouarghi</a>, <a href="https://publications.waset.org/abstracts/search?q=Moulay%20Abdelazize%20Aboulhassan"> Moulay Abdelazize Aboulhassan</a>, <a href="https://publications.waset.org/abstracts/search?q=Samah%20Aitbnichou"> Samah Aitbnichou</a>, <a href="https://publications.waset.org/abstracts/search?q=Said%20Benguamra"> Said Benguamra</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The Rhiss-Nekor aquifer represents a primary water source for the central Rif region. Many operating structures were built for irrigation and drinking water supply. Because of the vulnerability of this aquifer, a thorough knowledge of the environment is needed to evaluate and protect resources. This work aims at the quality assessment of the water table of the plain Ghiss-Nekor and determination of pollution sources in order to establish a map of the web. The plain-Rhiss Nekor, with an area of 100 km2, is located on the Mediterranean coast of Morocco. It has a particular geological structure resulting from the opening of a graben at the end of the Tertiary, which is filled by the accumulation of hundreds of meters of sediment, generating considerable heterogeneity in deposits. This heterogeneity gives various hydrodynamic properties within the aquifer of the plain. The analysis of the water quality of twenty water points, well distributed over the plain, showed high natural salinity linked to the geological nature of the area. This salinity increases in the littoral area by the seawater intrusion phenomenon. This is accentuated by overexploitation of the ground water due to the growing demand. Some wells, located inland, are characterized by organic pollution caused by wastewater seepage from septic tanks and lost wells widespread in the region. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=anthropogenic%20factors" title="anthropogenic factors">anthropogenic factors</a>, <a href="https://publications.waset.org/abstracts/search?q=groundwater%20quality" title=" groundwater quality"> groundwater quality</a>, <a href="https://publications.waset.org/abstracts/search?q=marine%20intrusion" title=" marine intrusion"> marine intrusion</a>, <a href="https://publications.waset.org/abstracts/search?q=Rhiss-Nekor%20aquifer" title=" Rhiss-Nekor aquifer"> Rhiss-Nekor aquifer</a> </p> <a href="https://publications.waset.org/abstracts/121302/groundwater-quality-in-the-rhiss-nekor-plain-morocco-impacts-of-human-activities" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/121302.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">140</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">22</span> Real-Time Monitoring Approaches of Groundwater Conductivity and Level to Pre-Alert the Seawater Intrusion in Sand Coast of Liaodong Bay of China</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Yuguang%20Wang">Yuguang Wang</a>, <a href="https://publications.waset.org/abstracts/search?q=Chuanjun%20Wang"> Chuanjun Wang</a> </p> <p class="card-text"><strong>Abstract:</strong></p> At present, many coastal areas around the world suffer from seawater intrusion. Seawater intrusion is the superimposed result of two factors which are nature and human social economical activities in particular area. In recent years, due to excessive exploitation of groundwater, the seawater intrusion phenomenon aggravate in coastal zone of the Bohai and Huanghai seas in our country. Moreover, with sea-level rising, the original hydrodynamic equilibrium between saltwater and freshwater has been damaged to a certain extent, and it will further aggravate seawater intrusion in the land plains. In addition, overexploitation of groundwater declined groundwater level and increase saltwater intrusion in coastal areas. Therefore, in view of the sensitivity and vulnerability of the impact of sea-level rise in the future, the risk of sea-level rise in coastal zone should be considered, reasonable exploitation, utilization and management of coastal zone’s groundwater should be formulated. The response mechanism of sea-level rise should be studied to prevent and reduce the harm of seawater intrusion, which has important theoretical and realistic significances. In this paper, through the long-term monitoring of groundwater level and conductibility in the transition region of seawater intrusion for the sand coast area, realtimely master the situation of seawater intrusion. Combined with the seasonal exploitation station of groundwater and sea level variation, early alert the seawater intrusion to prevent and reduce the harm of seawater intrusion. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=groundwater%20level" title="groundwater level">groundwater level</a>, <a href="https://publications.waset.org/abstracts/search?q=sea%20level" title=" sea level"> sea level</a>, <a href="https://publications.waset.org/abstracts/search?q=seawater%20intrusion" title=" seawater intrusion"> seawater intrusion</a>, <a href="https://publications.waset.org/abstracts/search?q=sand%20coast" title=" sand coast"> sand coast</a> </p> <a href="https://publications.waset.org/abstracts/78795/real-time-monitoring-approaches-of-groundwater-conductivity-and-level-to-pre-alert-the-seawater-intrusion-in-sand-coast-of-liaodong-bay-of-china" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/78795.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">469</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">21</span> Understanding Willingness to Engage in pro-Environmental Behaviour among Recreational Anglers in South Africa</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Kelvin%20Mwaba">Kelvin Mwaba</a>, <a href="https://publications.waset.org/abstracts/search?q=Nicole%20Strickland"> Nicole Strickland</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Background and Objectives: Overexploitation and illegal fishing have been identified as the primary cause of the global decline in the fish stock. While commercial companies and small-scale fishing sectors are strictly regulated in South Africa, recreational anglers are not. The underlying assumption seems to be that recreational anglers can self-regulate. The aim of the present study was to investigate the relationship that recreational anglers have with nature and how this relationship can predict unlawful fishing practices. Methods: Using a survey design, 99 self-identified recreational anglers were recruited through convenient sampling. The anglers were accessed from fishing tackle shops around False Bay in the Western Cape province of South Africa. Data was collected using a self-administered questionnaire that consisted of pro-environmental behavior survey and the Nature Relatedness Scale. Results: Data analyses indicated that significant differences with regard to nature relatedness on the basis of participants’ age and level of education. Older and more educated anglers scored higher on nature relatedness than younger and less educated anglers. Logistic regression analysis showed that nature relatedness was a significant predictor of pro-environmental behaviors (R²= 0.061). Discussion and Conclusion: The findings of the present study provide support regarding the importance of encouraging healthy and sustainable relationships between humans and nature. Combating harmful fishing practices can achieve through understanding and promoting human care for nature among anglers and others involved in fishing. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=pro-environmental" title="pro-environmental">pro-environmental</a>, <a href="https://publications.waset.org/abstracts/search?q=behavior" title=" behavior"> behavior</a>, <a href="https://publications.waset.org/abstracts/search?q=anglers" title=" anglers"> anglers</a>, <a href="https://publications.waset.org/abstracts/search?q=South%20Africa" title=" South Africa"> South Africa</a> </p> <a href="https://publications.waset.org/abstracts/88789/understanding-willingness-to-engage-in-pro-environmental-behaviour-among-recreational-anglers-in-south-africa" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/88789.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">369</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">20</span> Use of Data of the Remote Sensing for Spatiotemporal Analysis Land Use Changes in the Eastern Aurès (Algeria)</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=A.%20Bouzekri">A. Bouzekri</a>, <a href="https://publications.waset.org/abstracts/search?q=H.%20Benmassaud"> H. Benmassaud</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Aurès region is one of the arid and semi-arid areas that have suffered climate crises and overexploitation of natural resources they have led to significant land degradation. The use of remote sensing data allowed us to analyze the land and its spatiotemporal changes in the Aurès between 1987 and 2013, for this work, we adopted a method of analysis based on the exploitation of the images satellite Landsat TM 1987 and Landsat OLI 2013, from the supervised classification likelihood coupled with field surveys of the mission of May and September of 2013. Using ENVI EX software by the superposition of the ground cover maps from 1987 and 2013, one can extract a spatial map change of different land cover units. The results show that between 1987 and 2013 vegetation has suffered negative changes are the significant degradation of forests and steppe rangelands, and sandy soils and bare land recorded a considerable increase. The spatial change map land cover units between 1987 and 2013 allows us to understand the extensive or regressive orientation of vegetation and soil, this map shows that dense forests give his place to clear forests and steppe vegetation develops from a degraded forest vegetation and bare, sandy soils earn big steppe surfaces that explain its remarkable extension. The analysis of remote sensing data highlights the profound changes in our environment over time and quantitative monitoring of the risk of desertification. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=remote%20sensing" title="remote sensing">remote sensing</a>, <a href="https://publications.waset.org/abstracts/search?q=spatiotemporal" title=" spatiotemporal"> spatiotemporal</a>, <a href="https://publications.waset.org/abstracts/search?q=land%20use" title=" land use"> land use</a>, <a href="https://publications.waset.org/abstracts/search?q=Aur%C3%A8s" title=" Aurès"> Aurès</a> </p> <a href="https://publications.waset.org/abstracts/35587/use-of-data-of-the-remote-sensing-for-spatiotemporal-analysis-land-use-changes-in-the-eastern-aures-algeria" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/35587.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">335</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">19</span> Observations on the Eastern Red Sea Elasmobranchs: Data on Their Distribution and Ecology</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Frappi%20Sofia">Frappi Sofia</a>, <a href="https://publications.waset.org/abstracts/search?q=Nicolas%20Pilcher"> Nicolas Pilcher</a>, <a href="https://publications.waset.org/abstracts/search?q=Sander%20DenHaring"> Sander DenHaring</a>, <a href="https://publications.waset.org/abstracts/search?q=Royale%20Hardenstine"> Royale Hardenstine</a>, <a href="https://publications.waset.org/abstracts/search?q=Luis%20Silva"> Luis Silva</a>, <a href="https://publications.waset.org/abstracts/search?q=Collin%20Williams"> Collin Williams</a>, <a href="https://publications.waset.org/abstracts/search?q=Mattie%20Rodrigue"> Mattie Rodrigue</a>, <a href="https://publications.waset.org/abstracts/search?q=Vincent%20Pieriborne"> Vincent Pieriborne</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohammed%20Qurban"> Mohammed Qurban</a>, <a href="https://publications.waset.org/abstracts/search?q=Carlos%20M.%20Duarte"> Carlos M. Duarte</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Nowadays, elasmobranch populations are disappearing at a dangerous rate, mainly due to overexploitation, extensive fisheries, as well as climate change. The decline of these species can trigger a cascade effect, which may eventually lead to detrimental impacts on local ecosystems. The Elasmobranch in the Red Sea is facing one of the highest risks of extinction, mainly due to unregulated fisheries activities. Thus, it is of paramount importance to assess their current distribution and unveil their environmental preferences in order to improve conservation measures. Important data have been collected throughout the whole red Sea during the Red Sea Decade Expedition (RSDE) to achieve this goal. Elasmobranch sightings were gathered through the use of submarines, remotely operated underwater vehicles (ROV), scuba diving operations, and helicopter surveys. Over a period of 5 months, we collected 891 sightings, 52 with submarines, 138 with the ROV, 67 with the scuba diving teams, and 634 from helicopters. In total, we observed 657 and 234 individuals from the superorder Batoidea and Selachimorpha, respectively. The most common shark encountered was Iago omanensis, a deep-water shark of the order Carcharhiniformes. To each sighting, data on temperature, salinity density, and dissolved oxygen were integrated to reveal favorable conditions for each species. Additionally, an extensive literature review on elasmobranch research in the Eastern Red Sea has been carried out in order to obtain more data on local populations and to be able to highlight patterns of their distribution. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=distribution" title="distribution">distribution</a>, <a href="https://publications.waset.org/abstracts/search?q=elasmobranchs" title=" elasmobranchs"> elasmobranchs</a>, <a href="https://publications.waset.org/abstracts/search?q=habitat" title=" habitat"> habitat</a>, <a href="https://publications.waset.org/abstracts/search?q=rays" title=" rays"> rays</a>, <a href="https://publications.waset.org/abstracts/search?q=red%20sea" title=" red sea"> red sea</a>, <a href="https://publications.waset.org/abstracts/search?q=sharks" title=" sharks"> sharks</a> </p> <a href="https://publications.waset.org/abstracts/162007/observations-on-the-eastern-red-sea-elasmobranchs-data-on-their-distribution-and-ecology" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/162007.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">85</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">18</span> Seismic Reflection Highlights of New Miocene Deep Aquifers in Eastern Tunisia Basin (North Africa)</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mourad%20B%C3%A9dir">Mourad Bédir</a>, <a href="https://publications.waset.org/abstracts/search?q=Sami%20Khomsi"> Sami Khomsi</a>, <a href="https://publications.waset.org/abstracts/search?q=Hakim%20Gabtni"> Hakim Gabtni</a>, <a href="https://publications.waset.org/abstracts/search?q=Hajer%20Azaiez"> Hajer Azaiez</a>, <a href="https://publications.waset.org/abstracts/search?q=Ramzi%20Gharsalli"> Ramzi Gharsalli</a>, <a href="https://publications.waset.org/abstracts/search?q=Riadh%20Chebbi"> Riadh Chebbi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Eastern Tunisia is a semi-arid area; located in the northern Africa plate; southern Mediterranean side. It is facing water scarcity, overexploitation, and decreasing of water quality of phreatic water table. Water supply and storage will not respond to the demographic and economic growth and demand. In addition, only 5 109 m3 of rainwater from 35 109 m3 per year renewable rain water supply can be retained and remobilized. To remediate this water deficiency, researches had been focused to near new subsurface deep aquifers resources. Among them, Upper Miocene sandstone deposits of Béglia, Saouaf, and Somaa Formations. These sandstones are known for their proven Hydrogeologic and hydrocarbon reservoir characteristics in the Tunisian margin. They represent semi-confined to confined aquifers. This work is based on new integrated approaches of seismic stratigraphy, seismic tectonics, and hydrogeology, to highlight and characterize these reservoirs levels for aquifer exploitation in semi-arid area. As a result, five to six third order sequence deposits had been highlighted. They are composed of multi-layered extended sandstones reservoirs; separated by shales packages. These reservoir deposits represent lowstand and highstand system tracts of these sequences, which represent lowstand and highstand system tracts of these sequences. They constitute important strategic water resources volumes for the region. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Tunisia" title="Tunisia">Tunisia</a>, <a href="https://publications.waset.org/abstracts/search?q=Hydrogeology" title=" Hydrogeology"> Hydrogeology</a>, <a href="https://publications.waset.org/abstracts/search?q=sandstones" title=" sandstones"> sandstones</a>, <a href="https://publications.waset.org/abstracts/search?q=basin" title=" basin"> basin</a>, <a href="https://publications.waset.org/abstracts/search?q=seismic" title=" seismic"> seismic</a>, <a href="https://publications.waset.org/abstracts/search?q=aquifers" title=" aquifers"> aquifers</a>, <a href="https://publications.waset.org/abstracts/search?q=modeling" title=" modeling"> modeling</a> </p> <a href="https://publications.waset.org/abstracts/142805/seismic-reflection-highlights-of-new-miocene-deep-aquifers-in-eastern-tunisia-basin-north-africa" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/142805.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">177</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">17</span> Hydro-Climatological, Geological, Hydrogeological and Geochemical Study of the Coastal Aquifer System of Chiba Watershed (Cape Bon Peninsula)</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Khawla%20Askri">Khawla Askri</a>, <a href="https://publications.waset.org/abstracts/search?q=Mohamed%20Haythem%20Msaddek"> Mohamed Haythem Msaddek</a>, <a href="https://publications.waset.org/abstracts/search?q=AbdelAziz%20Sebei"> AbdelAziz Sebei</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Climate change combined with the increase in anthropogenic activities will affect coastal groundwater systems around the world and, more particularly, the Cap Bon region in the North East of Tunisia. This study aims to study the impact of climate change and human stress on the salinization and quantification of groundwater in the Wadi Chiba watershed. In this regard, a hydro-climatological study and a hydrogeological study were carried out based on the characterization of the aquifer system of the eastern coast at the level of the watershed of Wadi Chiba in order to seek to identify, first of all, the degradation of the state of the aquifer on the quantitative level by the study of the piezometric and its evolution over time. Secondly, we sought to identify the degradation of the state of the aquifer qualitatively by using the geochemical method, in particular the major elements, to assess the mineralization of the aquifer water and understand its hydrogeochemical functioning. The study of the Na + / Cl- and Ca2 + / Mg2 + chemical relationships confirmed the presence of a marine intrusion downstream of the Wadi Chiba watershed northeast of Cap-Bon accompanied by a piezometric depression. For this purpose, we proceeded to: 1) Mapping of both piezometric data and salinity. 2) The interpretation of the mapping results. 3)Identification of the origin of the localized deterioration in the quality of the aquifer water. Finally, the analysis of the results showed that the scarcity of water is already forcing human actions in the Chiba watershed due to the irrigation of agricultural lands and the overexploitation of the water table in the study area. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=climate%20change" title="climate change">climate change</a>, <a href="https://publications.waset.org/abstracts/search?q=human%20activities" title=" human activities"> human activities</a>, <a href="https://publications.waset.org/abstracts/search?q=water%20table" title=" water table"> water table</a>, <a href="https://publications.waset.org/abstracts/search?q=Wadi%20Chiba%20watershed" title=" Wadi Chiba watershed"> Wadi Chiba watershed</a>, <a href="https://publications.waset.org/abstracts/search?q=piezometric%20depression" title=" piezometric depression"> piezometric depression</a>, <a href="https://publications.waset.org/abstracts/search?q=marine%20intrusion" title=" marine intrusion"> marine intrusion</a> </p> <a href="https://publications.waset.org/abstracts/163279/hydro-climatological-geological-hydrogeological-and-geochemical-study-of-the-coastal-aquifer-system-of-chiba-watershed-cape-bon-peninsula" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/163279.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">92</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">16</span> Evaluation of Groundwater and Seawater Intrusion at Tajoura Area, NW, Libya</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Abdalraheem%20Huwaysh">Abdalraheem Huwaysh</a>, <a href="https://publications.waset.org/abstracts/search?q=Khalil%20Al%20Samarrai"> Khalil Al Samarrai</a>, <a href="https://publications.waset.org/abstracts/search?q=Yasmin%20ElAhmar"> Yasmin ElAhmar</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Water quality is an important factor that determines its usage for domestic, agricultural and industrial uses. This study was carried out through the Tajoura Area, Jifarah Plain, Northwest Libya. Chemical and physical parameters were measured and analyzed for groundwater samples collected in 2021 from twenty-six wells distributed throughout the investigation area. Overexploitation of groundwater caused considerable deterioration in the water quality, especially at Tajoura Town (20 Km east of Tripoli). The aquifer shows an increase in salinization, which has reached an alarming level in many places during the past 25 years as a result of the seawater intrusion. The chemical composition of the water samples was compared with the drinking water standards of WHO and Libyan Standards. Groundwater from this area was not suitable to be a source for direct drinking based on Total Dissolved Solids. The dominant cation is sodium, while the dominant anion is chloride. Based on the Piper trilinear diagram, most of the groundwater samples (90%) were identified as sodium chloride type. The best groundwater quality exists at the southern part of the study area. Serious degradation in the water quality, expressed in salinity increase, occurs as we go towards the coastline. The abundance of NaCl waters is strong evidence to attribute the successive deterioration of the water quality to the seawater intrusion. Considering the values of Cl- concentration and the ratio of Cl-/HCO3-, about 70% of the groundwater samples were strongly affected by the saline water. Car wash stations in the study area as well as the unlined disposal pond used for the collection of untreated wastewater, contribute significantly to the deterioration of water quality. The water quality in this area needs to be monitored regularly and it is crucial to treat the water before consumption. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Tajoura" title="Tajoura">Tajoura</a>, <a href="https://publications.waset.org/abstracts/search?q=groundwater" title=" groundwater"> groundwater</a>, <a href="https://publications.waset.org/abstracts/search?q=seawater%20intrusion" title=" seawater intrusion"> seawater intrusion</a>, <a href="https://publications.waset.org/abstracts/search?q=water%20quality" title=" water quality"> water quality</a> </p> <a href="https://publications.waset.org/abstracts/164265/evaluation-of-groundwater-and-seawater-intrusion-at-tajoura-area-nw-libya" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/164265.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">104</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">15</span> Household Knowledge, Attitude, and Determinants in Solid Waste Segregation: The Case of Sfax City</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Leila%20Kharrat">Leila Kharrat</a>, <a href="https://publications.waset.org/abstracts/search?q=Younes%20Boujelbene"> Younes Boujelbene</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In recent decades, solid waste management (SWM) has become a global concern because rapid population growth and overexploitation of non-renewable resources have generated enormous amounts of waste far exceeding carrying capacity; too, it poses serious threats to the environment and health. However, it is still difficult to combat the growing amount of solid waste before assessing the condition of people. Therefore, this study was conducted to assess the knowledge, attitudes, perception, and practices on the separation of solid waste in Sfax City. Nowadays, GDS is essential for sustainable development, hence the need for intensive research. Respondents from seven different districts in the city of Sfax were analyzed through a questionnaire survey with 342 households. This paper presents a qualitative exploratory study on the behavior of the citizens in the field of waste separation. The objective knows the antecedents of waste separation and the representation that individuals have about sorting waste on a specific territory which presents some characteristics regarding waste management in Sfax city. Source separation is not widely practiced and people usually sweep their places throwing waste components into the streets or neighboring plots. The results also indicate that participation in solid waste separation activities depends on the level of awareness of separating activities in the area, household income and educational level. It is, therefore, argued that increasing quality of municipal service is the best means of promoting positive attitudes to solid waste separation activities. One of the effective strategies identified by households that can be initiated by policymakers to increase the rate of participation in separation activities and eventually encourage them to participate in recycling activities is to provide a financial incentive in all residential areas in Sfax city. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=solid%20waste%20management" title="solid waste management">solid waste management</a>, <a href="https://publications.waset.org/abstracts/search?q=waste%20separation" title=" waste separation"> waste separation</a>, <a href="https://publications.waset.org/abstracts/search?q=public%20policy" title=" public policy"> public policy</a>, <a href="https://publications.waset.org/abstracts/search?q=econometric%20modelling" title=" econometric modelling"> econometric modelling</a> </p> <a href="https://publications.waset.org/abstracts/92082/household-knowledge-attitude-and-determinants-in-solid-waste-segregation-the-case-of-sfax-city" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/92082.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">237</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">14</span> Household&#039;s Willingness to Pay for Safe Non-Timber Forest Products at Morikouali-Ye Community Forest in Cameroon</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Eke%20Balla%20Sophie%20Michelle">Eke Balla Sophie Michelle</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Forest provides a wide range of environmental goods and services among which, biodiversity or consumption goods and constitute public goods. Despite the importance of non-timber forest products (NTFPs) in sustaining livelihood and poverty smoothening in rural communities, they are highly depleted and poorly conserved. Yokadouma is a town where NTFPs is a renewable resource in active exploitation. It has been found that such exploitation is done in the same conditions as other localities that have experienced a rapid depletion of their NTFPs in destination to cities across Cameroon, Central Africa, and overseas. Given these realities, it is necessary to access the consequences of this overexploitation through negative effects on both the population and the environment. Therefore, to enhance participatory conservation initiatives, this study determines the household’s willingness to pay in community forest (CF) of Morikouali-ye, eastern region of Cameroon, for sustainable exploitation of NTFPs using contingent valuation method (CVM) through two approaches, one parametric (Logit model) and the other non-parametric (estimator of the Turnbull lower bound). The results indicate that five species are the most collected in the study area: Irvingia gabonensis, the Ricinodendron heudelotii, Gnetum, the Jujube and bark, their sale contributes significantly to 41 % of total household income. The average willingness to pay through the Logit model and the Turnbull estimator is 6845.2861 FCFA and 4940 FCFA respectively per household per year with a social cost of degradation estimated at 3237820.3253 FCFA years. The probability to pay increases with income, gender, number of women in the household, age, the commercial activity of NTFPs and decreases with the concept of sustainable development. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=non%20timber%20forest%20product" title="non timber forest product">non timber forest product</a>, <a href="https://publications.waset.org/abstracts/search?q=contingent%20valuation%20method" title=" contingent valuation method"> contingent valuation method</a>, <a href="https://publications.waset.org/abstracts/search?q=willingness%20to%20pay" title=" willingness to pay"> willingness to pay</a>, <a href="https://publications.waset.org/abstracts/search?q=sustainable%20development" title=" sustainable development"> sustainable development</a> </p> <a href="https://publications.waset.org/abstracts/6978/households-willingness-to-pay-for-safe-non-timber-forest-products-at-morikouali-ye-community-forest-in-cameroon" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/6978.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">446</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">13</span> Prioritizing Forest Conservation Strategies Using a Multi-Attribute Decision Model to Address Concerns with the Survival of the Endangered Dragon Tree (Dracaena ombet Kotschy and Peyr.)</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Tesfay%20Gidey">Tesfay Gidey</a>, <a href="https://publications.waset.org/abstracts/search?q=Emiru%20Birhane"> Emiru Birhane</a>, <a href="https://publications.waset.org/abstracts/search?q=Ashenafi%20Manaye"> Ashenafi Manaye</a>, <a href="https://publications.waset.org/abstracts/search?q=Hailemariam%20Kassa"> Hailemariam Kassa</a>, <a href="https://publications.waset.org/abstracts/search?q=Tesfay%20Atsbha"> Tesfay Atsbha</a>, <a href="https://publications.waset.org/abstracts/search?q=Negasi%20Solomon"> Negasi Solomon</a>, <a href="https://publications.waset.org/abstracts/search?q=Hadgu%20Hishe"> Hadgu Hishe</a>, <a href="https://publications.waset.org/abstracts/search?q=Aklilu%20Negussie"> Aklilu Negussie</a>, <a href="https://publications.waset.org/abstracts/search?q=Petr%20Madera"> Petr Madera</a>, <a href="https://publications.waset.org/abstracts/search?q=Jose%20G.%20Borges"> Jose G. Borges</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The globally endangered Dracaena ombet is one of the ten dragon multipurpose tree species in arid ecosystems. Anthropogenic and natural factors are now impacting the sustainability of the species. This study was conducted to prioritize criteria and alternative strategies for the conservation of the species using the analytical hierarchy process (AHP) model by involving all relevant stakeholders in the Desa'a dry Afromontane forest in northern Ethiopia. Information about the potential alternative strategies and the criteria for their evaluation was first collected from experts, personal experiences, and literature reviews. Afterward, they were validated using stakeholders' focus group discussions. Five candidate strategies with three evaluation criteria were considered for prioritization using the AHP techniques. The overall priority ranking value of the stakeholders showed that the ecological criterion was deemed as the most essential factor for the choice of alternative strategies, followed by the economic and social criteria. The minimum cut-off strategy, combining exclosures with the collection of only 5% of plant parts from the species, soil and water conservation, and silviculture interventions, was selected as the best alternative strategy for sustainable D. ombet conservation. The livelihood losses due to the selected strategy should be compensated by the collection of non-timber forest products, poultry farming, home gardens, rearing small ruminants, beekeeping, and agroforestry. This approach may be extended to study other dragon tree species and explore strategies for the conservation of other arid ecosystems. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=conservation%20strategies" title="conservation strategies">conservation strategies</a>, <a href="https://publications.waset.org/abstracts/search?q=analytical%20hierarchy%20process%20model" title=" analytical hierarchy process model"> analytical hierarchy process model</a>, <a href="https://publications.waset.org/abstracts/search?q=Desa%27a%20forest" title=" Desa&#039;a forest"> Desa&#039;a forest</a>, <a href="https://publications.waset.org/abstracts/search?q=endangered%20species" title=" endangered species"> endangered species</a>, <a href="https://publications.waset.org/abstracts/search?q=Ethiopia" title=" Ethiopia"> Ethiopia</a>, <a href="https://publications.waset.org/abstracts/search?q=overexploitation" title=" overexploitation"> overexploitation</a> </p> <a href="https://publications.waset.org/abstracts/174113/prioritizing-forest-conservation-strategies-using-a-multi-attribute-decision-model-to-address-concerns-with-the-survival-of-the-endangered-dragon-tree-dracaena-ombet-kotschy-and-peyr" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/174113.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">92</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">12</span> Assessment of Advanced Oxidation Process Applicability for Household Appliances Wastewater Treatment</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Pelin%20Y%C4%B1lmaz%20%C3%87etiner">Pelin Yılmaz Çetiner</a>, <a href="https://publications.waset.org/abstracts/search?q=Metin%20Mert%20%C4%B0lg%C3%BCn"> Metin Mert İlgün</a>, <a href="https://publications.waset.org/abstracts/search?q=Nazl%C4%B1%20%C3%87etinda%C4%9F"> Nazlı Çetindağ</a>, <a href="https://publications.waset.org/abstracts/search?q=Emine%20Birci"> Emine Birci</a>, <a href="https://publications.waset.org/abstracts/search?q=Gizemnur%20Y%C4%B1ld%C4%B1z%20Uysal"> Gizemnur Yıldız Uysal</a>, <a href="https://publications.waset.org/abstracts/search?q=%C3%96zcan%20Hatipo%C4%9Flu"> Özcan Hatipoğlu</a>, <a href="https://publications.waset.org/abstracts/search?q=Ehsan%20Tuzcuo%C4%9Flu"> Ehsan Tuzcuoğlu</a>, <a href="https://publications.waset.org/abstracts/search?q=G%C3%B6khan%20S%C4%B1r"> Gökhan Sır</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Water scarcity is an inevitable problem affecting more and more people day by day. It is a worldwide crisis and a consequence of rapid population growth, urbanization and overexploitation. Thus, the solutions providing the reclamation of the wastewater are the desired approach. Wastewater contains various substances such as organic, soaps and detergents, solvents, biological substances, and inorganic substances. The physical properties of the wastewater differs regarding to its origin such as commerical, domestic or hospital usage. Thus, the treatment strategy of this type of wastewater is should be comprehensively investigated and properly treated. The advanced oxidation process comes up as a hopeful method associated with the formation of reactive hydroxyl radicals that are highly reactive to oxidize of organic pollutants. This process has a priority on other methods such as coagulation, flocuation, sedimentation and filtration since it was not cause any undesirable by-products. In the present study, it was aimed to investigate the applicability of advanced oxidation process for the treatment of household appliances wastewater. For this purpose, the laboratory studies providing the effectively addressing of the formed radicals to organic pollutants were carried out. Then the effect of process parameters were comprehensively studied by using response surface methodology, Box-Benhken experimental desing. The final chemical oxygen demand (COD) was the main output to evaluate the optimum point providing the expected COD removal. The linear alkyl benzene sulfonate (LAS), total dissolved solids (TDS) and color were measured for the optimum point providing the expected COD removal. Finally, present study pointed out that advanced oxidation process might be efficiently preffered to treat of the household appliances wastewater and the optimum process parameters provided that expected removal of COD. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=advanced%20oxidation%20process" title="advanced oxidation process">advanced oxidation process</a>, <a href="https://publications.waset.org/abstracts/search?q=household%20appliances%20wastewater" title=" household appliances wastewater"> household appliances wastewater</a>, <a href="https://publications.waset.org/abstracts/search?q=modelling" title=" modelling"> modelling</a>, <a href="https://publications.waset.org/abstracts/search?q=water%20reuse" title=" water reuse"> water reuse</a> </p> <a href="https://publications.waset.org/abstracts/179233/assessment-of-advanced-oxidation-process-applicability-for-household-appliances-wastewater-treatment" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/179233.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">64</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">11</span> Identifying the Factors that Influence Water-Use Efficiency in Agriculture: Case Study in a Spanish Semi-Arid Region</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Laura%20Piedra-Mu%C3%B1oz">Laura Piedra-Muñoz</a>, <a href="https://publications.waset.org/abstracts/search?q=%C3%81ngeles%20Godoy-Dur%C3%A1n"> Ángeles Godoy-Durán</a>, <a href="https://publications.waset.org/abstracts/search?q=Emilio%20Galdeano-G%C3%B3mez"> Emilio Galdeano-Gómez</a>, <a href="https://publications.waset.org/abstracts/search?q=Juan%20C.%20P%C3%A9rez-Mesa"> Juan C. Pérez-Mesa</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The current agricultural system in some arid and semi-arid areas is not sustainable in the long term. In southeast Spain, groundwater is the main water source and is overexploited, while alternatives like desalination are still limited. The Water Plan for the Mediterranean Basins 2015-2020 indicates a global deficit of 73.42 hm3 and an overexploitation of the aquifers of 205.58hm3. In order to solve this serious problem, two major actions can be taken: increasing available water, and/or improving the efficiency of its use. This study focuses on the latter. The main aim of this study is to present the major factors related to water usage efficiency in farming. It focuses on Almería province, southeast Spain, one of the most arid areas of the country, and in particular on family farms as the main direct managers of water use in this zone. Many of these farms are among the most water efficient in Spanish agriculture, but this efficiency is not generalized throughout the sector. This work conducts a comprehensive assessment of water performance in this area, using on-farm water-use, structural, socio-economic and environmental information. Two statistical techniques are used: descriptive analysis and cluster analysis. Thus, two groups are identified: the least and the most efficient farms regarding water usage. By analyzing both the common characteristics within each group and the differences between the groups with a one-way ANOVA analysis, several conclusions can be reached. The main differences between the two clusters center on the extent to which innovation and new technologies are used in irrigation. The most water efficient farms are characterized by more educated farmers, a greater degree of innovation, new irrigation technology, specialized production and awareness of water issues and environmental sustainability. The research shows that better practices and policies can have a substantial impact on achieving a more sustainable and efficient use of water. The findings of this study can be extended to farms in similar arid and semi-arid areas and contribute to foster appropriate policies to improve the efficiency of water usage in the agricultural sector. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=cluster%20analysis" title="cluster analysis">cluster analysis</a>, <a href="https://publications.waset.org/abstracts/search?q=family%20farms" title=" family farms"> family farms</a>, <a href="https://publications.waset.org/abstracts/search?q=Spain" title=" Spain"> Spain</a>, <a href="https://publications.waset.org/abstracts/search?q=water-use%20efficiency" title=" water-use efficiency"> water-use efficiency</a> </p> <a href="https://publications.waset.org/abstracts/67222/identifying-the-factors-that-influence-water-use-efficiency-in-agriculture-case-study-in-a-spanish-semi-arid-region" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/67222.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">288</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">10</span> Ethno-Botanical Survey on the Rare and Endangered Medicinal Plants of Poonch District (Jammu and Kashmir)</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Shazia%20Shamim">Shazia Shamim</a>, <a href="https://publications.waset.org/abstracts/search?q=Pallavi%20Gautam"> Pallavi Gautam</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The present study describes the presence of rare or endangered plants from Poonch Dist., which spread over 1674 Km sq. located between latitude 330 25' N to 340 01' N and longitude 730 58' E to 740 35' E forming a part of the Northwest Himalaya in Jammu and Kashmir state of India, with the aim of suggesting the strategy for the conservation and promotion of cultivation of rare and endangered medicinal plants, as well as developing traditional knowledge of medicinal plants. The main threats to biodiversity and ecosystem are overexploitation, global climate change, habitat loss, fragmentation, pollution, and invasion of alien species and disturbance of community structure. Surveys were carried out during 2015-2016 throughout the Poonch valley. During the field survey, various criteria of International Union for the conservation of nature for categorizing threatened plants, extent of occurrence, area of occupancy, probability of extinction, etc. were measured. The rarity of species was determined by field study, visual estimations, and literature. During the collection, it was observed that few rare and endangered species which were present in the study area, are also mentioned in the prescribed red data book of Indian plants, International Union for conservation of nature, list of threatened species and list of Botanical Survey of India presented by its Northern Regional Centre. The study was based on extensive surveys of the study area and then concluded by preparing a list of plant species occurring in different seasons, the photographs of all these plant species were collected. Actual threats to the population of a selected plant species in a given area were recorded by direct observation. The present paper provides information about 22 rare and endangered medicinal plant species belonging to 18 families that are used by the native of these areas. Information provided includes botanical name, family name, local name, habitat, part used, ethno medicinal uses and brief preparation of the reported plant species is presented in the present work. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=biodiversity" title="biodiversity">biodiversity</a>, <a href="https://publications.waset.org/abstracts/search?q=traditional%20knowledge" title=" traditional knowledge"> traditional knowledge</a>, <a href="https://publications.waset.org/abstracts/search?q=International%20Union%20for%20Conservation%20of%20Nature" title=" International Union for Conservation of Nature"> International Union for Conservation of Nature</a>, <a href="https://publications.waset.org/abstracts/search?q=Botanical%20Survery%20of%20India" title=" Botanical Survery of India"> Botanical Survery of India</a> </p> <a href="https://publications.waset.org/abstracts/110532/ethno-botanical-survey-on-the-rare-and-endangered-medicinal-plants-of-poonch-district-jammu-and-kashmir" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/110532.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">135</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">9</span> Suitability of Satellite-Based Data for Groundwater Modelling in Southwest Nigeria</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=O.%20O.%20Aiyelokun">O. O. Aiyelokun</a>, <a href="https://publications.waset.org/abstracts/search?q=O.%20A.%20Agbede"> O. A. Agbede</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Numerical modelling of groundwater flow can be susceptible to calibration errors due to lack of adequate ground-based hydro-metrological stations in river basins. Groundwater resources management in Southwest Nigeria is currently challenged by overexploitation, lack of planning and monitoring, urbanization and climate change; hence to adopt models as decision support tools for sustainable management of groundwater; they must be adequately calibrated. Since river basins in Southwest Nigeria are characterized by missing data, and lack of adequate ground-based hydro-meteorological stations; the need for adopting satellite-based data for constructing distributed models is crucial. This study seeks to evaluate the suitability of satellite-based data as substitute for ground-based, for computing boundary conditions; by determining if ground and satellite based meteorological data fit well in Ogun and Oshun River basins. The Climate Forecast System Reanalysis (CFSR) global meteorological dataset was firstly obtained in daily form and converted to monthly form for the period of 432 months (January 1979 to June, 2014). Afterwards, ground-based meteorological data for Ikeja (1981-2010), Abeokuta (1983-2010), and Oshogbo (1981-2010) were compared with CFSR data using Goodness of Fit (GOF) statistics. The study revealed that based on mean absolute error (MEA), coefficient of correlation, (r) and coefficient of determination (R²); all meteorological variables except wind speed fit well. It was further revealed that maximum and minimum temperature, relative humidity and rainfall had high range of index of agreement (d) and ratio of standard deviation (rSD), implying that CFSR dataset could be used to compute boundary conditions such as groundwater recharge and potential evapotranspiration. The study concluded that satellite-based data such as the CFSR should be used as input when constructing groundwater flow models in river basins in Southwest Nigeria, where majority of the river basins are partially gaged and characterized with long missing hydro-metrological data. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=boundary%20condition" title="boundary condition">boundary condition</a>, <a href="https://publications.waset.org/abstracts/search?q=goodness%20of%20fit" title=" goodness of fit"> goodness of fit</a>, <a href="https://publications.waset.org/abstracts/search?q=groundwater" title=" groundwater"> groundwater</a>, <a href="https://publications.waset.org/abstracts/search?q=satellite-based%20data" title=" satellite-based data"> satellite-based data</a> </p> <a href="https://publications.waset.org/abstracts/99099/suitability-of-satellite-based-data-for-groundwater-modelling-in-southwest-nigeria" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/99099.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">130</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">8</span> Impact of Land-Use and Climate Change on the Population Structure and Distribution Range of the Rare and Endangered Dracaena ombet and Dobera glabra in Northern Ethiopia</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Emiru%20Birhane">Emiru Birhane</a>, <a href="https://publications.waset.org/abstracts/search?q=Tesfay%20Gidey"> Tesfay Gidey</a>, <a href="https://publications.waset.org/abstracts/search?q=Haftu%20Abrha"> Haftu Abrha</a>, <a href="https://publications.waset.org/abstracts/search?q=Abrha%20Brhan"> Abrha Brhan</a>, <a href="https://publications.waset.org/abstracts/search?q=Amanuel%20Zenebe"> Amanuel Zenebe</a>, <a href="https://publications.waset.org/abstracts/search?q=Girmay%20Gebresamuel"> Girmay Gebresamuel</a>, <a href="https://publications.waset.org/abstracts/search?q=Florent%20Noul%C3%A8koun"> Florent Noulèkoun</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Dracaena ombet and Dobera glabra are two of the most rare and endangered tree species in dryland areas. Unfortunately, their sustainability is being compromised by different anthropogenic and natural factors. However, the impacts of ongoing land use and climate change on the population structure and distribution of the species are less explored. This study was carried out in the grazing lands and hillside areas of the Desa'a dry Afromontane forest, northern Ethiopia, to characterize the population structure of the species and predict the impact of climate change on their potential distributions. In each land-use type, abundance, diameter at breast height, and height of the trees were collected using 70 sampling plots distributed over seven transects spaced one km apart. The geographic coordinates of each individual tree were also recorded. The results showed that the species populations were characterized by low abundance and unstable population structure. The latter was evinced by a lack of seedlings and mature trees. The study also revealed that the total abundance and dendrometric traits of the trees were significantly different between the two land uses. The hillside areas had a denser abundance of bigger and taller trees than the grazing lands. Climate change predictions using the MaxEnt model highlighted that future temperature increases coupled with reduced precipitation would lead to significant reductions in the suitable habitats of the species in northern Ethiopia. The species' suitable habitats were predicted to decline by 48–83% for D. ombet and 35–87% for D. glabra. Hence, to sustain the species populations, different strategies should be adopted, namely the introduction of alternative livelihoods (e.g., gathering NTFP) to reduce the overexploitation of the species for subsistence income and the protection of the current habitats that will remain suitable in the future using community-based exclosures. Additionally, the preservation of the species' seeds in gene banks is crucial to ensure their long-term conservation. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=grazing%20lands" title="grazing lands">grazing lands</a>, <a href="https://publications.waset.org/abstracts/search?q=hillside%20areas" title=" hillside areas"> hillside areas</a>, <a href="https://publications.waset.org/abstracts/search?q=land-use%20change" title=" land-use change"> land-use change</a>, <a href="https://publications.waset.org/abstracts/search?q=MaxEnt" title=" MaxEnt"> MaxEnt</a>, <a href="https://publications.waset.org/abstracts/search?q=range%20limitation" title=" range limitation"> range limitation</a>, <a href="https://publications.waset.org/abstracts/search?q=rare%20and%20endangered%20tree%20species" title=" rare and endangered tree species"> rare and endangered tree species</a> </p> <a href="https://publications.waset.org/abstracts/174106/impact-of-land-use-and-climate-change-on-the-population-structure-and-distribution-range-of-the-rare-and-endangered-dracaena-ombet-and-dobera-glabra-in-northern-ethiopia" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/174106.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">96</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">7</span> Preserving Wetlands: Legal and Ecological Challenges in the Face of Degradation: The Case Study of Miankaleh, Iran</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Setareh%20Orak">Setareh Orak</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Wetlands are essential guardians of global ecosystems, yet they remain vulnerable to increasing human interference and environmental stress. The Miankaleh wetland in northern Iran, designated as a Ramsar Convention site, represents a critical habitat known for its rich biodiversity and essential ecological functions. Despite the existence of national and international environmental laws aimed at preserving such critical ecosystems, the regulatory frameworks in place often fall short in terms of enforcement, monitoring, and overall effectiveness. Unfortunately, this wetland is undergoing severe degradation due to overexploitation, industrial contamination, unsustainable tourism, and land-use alterations. This study aims to assess the strengths and limitations of these regulations and examine their practical impacts on Miankaleh’s ecological health. Adopting a multi-method research approach, this study relies on a combination of case study analysis, legal and literature reviews, environmental data examination, stakeholder interviews, and comparative assessments. Through these methodologies, we scrutinize current national policies, international conventions, and their enforcement mechanisms, revealing the primary areas where they fail to protect Miankaleh effectively. The analysis is supported by two satellite maps linked to our tables, offering detailed visual representations of changes in land use, vegetation, and pollution sources over recent years. By connecting these visual data with quantitative measures, the study provides a comprehensive perspective on how human activities and regulatory shortcomings are contributing to environmental degradation. In conclusion, this study’s insights into the limitations of current environmental legislation and its recommendations for enhancing both policy and public engagement underscore the urgent need for integrated, multi-level efforts in conserving the Miankaleh wetland. Through strengthened legal frameworks, better enforcement, increased public awareness, and international cooperation, the hope is to establish a model of conservation that not only preserves Miankaleh but also serves as a template for protecting similar ecologically sensitive areas worldwide. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=wetlands" title="wetlands">wetlands</a>, <a href="https://publications.waset.org/abstracts/search?q=tourism" title=" tourism"> tourism</a>, <a href="https://publications.waset.org/abstracts/search?q=industrial%20pollution" title=" industrial pollution"> industrial pollution</a>, <a href="https://publications.waset.org/abstracts/search?q=land%20use%20changes" title=" land use changes"> land use changes</a>, <a href="https://publications.waset.org/abstracts/search?q=Ramsar%20convention" title=" Ramsar convention"> Ramsar convention</a> </p> <a href="https://publications.waset.org/abstracts/193193/preserving-wetlands-legal-and-ecological-challenges-in-the-face-of-degradation-the-case-study-of-miankaleh-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/193193.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">12</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">6</span> Volume Estimation of Trees: An Exploratory Study on Pterocarpus erinaceus Logging Operations within Forest Transition and Savannah Ecological Zones of Ghana</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Albert%20Kwabena%20Osei%20Konadu">Albert Kwabena Osei Konadu</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Pterocarpus erinaceus, also known as Rosewood, is tropical wood, endemic in forest savannah transition zones within the middle and northern portion of Ghana. Its economic viability has made it increasingly popular and in high demand, leading to widespread conservation concerns. Ghana’s forest resource management regime for these ecozones is mainly on conservation and very little on resource utilization. Consequently, commercial logging management standards are at teething stage and not fully developed, leading to a deficiency in the monitoring of logging operations and quantification of harvested trees volumes. Tree information form (TIF); a volume estimation and tracking regime, has proven to be an effective, sustainable management tool for regulating timber resource extraction in the high forest zones of the country. This work aims to generate TIF that can track and capture requisite parameters to accurately estimate the volume of harvested rosewood within forest savannah transition zones. Tree information forms were created on three scenarios of individual billets, stacked billets and conveying vessel basis. These TIFs were field-tested to deduce the most viable option for the tracking and estimation of harvested volumes of rosewood using the smallian and cubic volume estimation formula. Overall, four districts were covered with individual billets, stacked billets and conveying vessel scenarios registering mean volumes of 25.83m3,45.08m3 and 32.6m3, respectively. These adduced volumes were validated by benchmarking to assigned volumes of the Forestry Commission of Ghana and known standard volumes of conveying vessels. The results did indicate an underestimation of extracted volumes under the quotas regime, a situation that could lead to unintended overexploitation of the species. The research revealed conveying vessels route is the most viable volume estimation and tracking regime for the sustainable management of the Pterocarpous erinaceus species as it provided a more practical volume estimate and data extraction protocol. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=convention%20on%20international%20trade%20in%20endangered%20species" title="convention on international trade in endangered species">convention on international trade in endangered species</a>, <a href="https://publications.waset.org/abstracts/search?q=cubic%20volume%20formula" title=" cubic volume formula"> cubic volume formula</a>, <a href="https://publications.waset.org/abstracts/search?q=forest%20transition%20savannah%20zones" title=" forest transition savannah zones"> forest transition savannah zones</a>, <a href="https://publications.waset.org/abstracts/search?q=pterocarpus%20erinaceus" title=" pterocarpus erinaceus"> pterocarpus erinaceus</a>, <a href="https://publications.waset.org/abstracts/search?q=smallian%E2%80%99s%20volume%20formula" title=" smallian’s volume formula"> smallian’s volume formula</a>, <a href="https://publications.waset.org/abstracts/search?q=tree%20information%20form" title=" tree information form"> tree information form</a> </p> <a href="https://publications.waset.org/abstracts/173768/volume-estimation-of-trees-an-exploratory-study-on-pterocarpus-erinaceus-logging-operations-within-forest-transition-and-savannah-ecological-zones-of-ghana" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/173768.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">106</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">5</span> Lamellodiscus spp. (Monogenoidea: Diplectanidae) Infecting the Gill Lamellae of Porgies (Spariformes: Sparidae) in Dakar Coast</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Sikhou%20Drame">Sikhou Drame</a>, <a href="https://publications.waset.org/abstracts/search?q=Arfang%20Diamanka"> Arfang Diamanka</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In Senegal, the fishing sector plays an important role in socio-economic development. However, he is going through enormous difficulties, caused by the scarcity of fish on the Senegalese coast, the overexploitation of fishery resources. Based on this observation, the authorities are betting on the development of aquaculture. It is in this context that the exploration of fish from the highly consumed Sparidae family remains a good solution. Indeed, the Sparidae family has good characteristics for farming at sea. However, parasites can proliferate and destroy the efforts made to cultivate fish in confined areas. the knowledge of these parasites in particular the monogeneans, very specific to the sparidae fishes will allow to better know the bio-ecology of the fishes. Better know the main parasitic monogeneans of the genus Lamellodiscus of sparidae fish of the genus Pagrus harvested in Senegal. It will first be a question of identifying from the observation of the morpho-anatomical characters, Monogeneans of the genus Lamellodiscus, branchial parasites collected from three species of host: Pagrus caeruleostictus , Pagrus auriga and Pagrus africanus. Then to evaluate the spatial and temporary distribution of parasitic indices on two Dakar landing sites (Soumbédioune and Yarakh) and finally to determine their specificity. The fish examined were purchased directly from the landing sites in Dakar and then transported to the laboratory where they were identified, then dissected. The gills were examined under a magnifying glass and the monogeneans were harvested, fixed in 70% ethanol and then mounted between slide and coverslip. The identification of the parasites is based on the observation of the morpho-anatomical characters and on the measurements of the sclerified organs of the haptor and the male copulatory organ. In total out of the 90 individuals examined: Pagrus auriga (30), Pagrus africanus (30) and Pagrus caeruleostictus (30), 6 species of monogeneans of the genus Lamellodiscus (Monogenea, Diplectanidae) are obtained: L. sarculus, L. sigillatus, L.vicinus, L. rastellus, L. africanus n.sp and L. yarakhensis n.sp. Our results show that specimens of small sizes [15-20[cm are the most infested. The values of infestation intensity and abundance are higher in fish from Yarakh and also during the cold season. it is the species Pagrus caeruleostictus which records the highest parasitic loads in the two localities. the majority of the parasites identified have a strict or oioxene specificity. It appears from this study that fish of the genus Pagrus are highly parasitized by monogeneans of the genus Lamellodiscus with a general prevalence of 87.78%. Each infested fish has an average of 30 monogeneans of the genus Lamellodiscus. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=monogeneans" title="monogeneans">monogeneans</a>, <a href="https://publications.waset.org/abstracts/search?q=Lamellodiscus" title=" Lamellodiscus"> Lamellodiscus</a>, <a href="https://publications.waset.org/abstracts/search?q=Dakar%20coast" title=" Dakar coast"> Dakar coast</a>, <a href="https://publications.waset.org/abstracts/search?q=genus%20Pagrus" title=" genus Pagrus"> genus Pagrus</a> </p> <a href="https://publications.waset.org/abstracts/166355/lamellodiscus-spp-monogenoidea-diplectanidae-infecting-the-gill-lamellae-of-porgies-spariformes-sparidae-in-dakar-coast" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/166355.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">80</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">4</span> Volume Estimation of Trees: An Exploratory Study on Rosewood Logging Within Forest Transition and Savannah Ecological Zones of Ghana</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Albert%20Kwabena%20Osei%20Konadu">Albert Kwabena Osei Konadu</a> </p> <p class="card-text"><strong>Abstract:</strong></p> One of the endemic forest species of the savannah transition zones enlisted by the Convention of International Treaty for Endangered Species (CITES) in Appendix II is the Rosewood, also known as Pterocarpus erinaceus or Krayie. Its economic viability has made it increasingly popular and in high demand. Ghana’s forest resource management regime for these ecozones is mainly on conservation and very little on resource utilization. Consequently, commercial logging management standards are at teething stage and not fully developed, leading to a deficiency in the monitoring of logging operations and quantification of harvested trees volumes. Tree information form (TIF); a volume estimation and tracking regime, has proven to be an effective sustainable management tool for regulating timber resource extraction in the high forest zones of the country. This work aims to generate TIF that can track and capture requisite parameters to accurately estimate the volume of harvested rosewood within forest savannah transition zones. Tree information forms were created on three scenarios of individual billets, stacked billets and conveying vessel basis. The study was limited by the usage of regulators assigned volume as benchmark and also fraught with potential volume measurement error in the stacked billet scenario due to the existence of spaces within packed billets. These TIFs were field-tested to deduce the most viable option for the tracking and estimation of harvested volumes of rosewood using the smallian and cubic volume estimation formula. Overall, four districts were covered with individual billets, stacked billets and conveying vessel scenarios registering mean volumes of 25.83m3,45.08m3 and 32.6m3, respectively. These adduced volumes were validated by benchmarking to assigned volumes of the Forestry Commission of Ghana and known standard volumes of conveying vessels. The results did indicate an underestimation of extracted volumes under the quotas regime, a situation that could lead to unintended overexploitation of the species. The research revealed conveying vessels route is the most viable volume estimation and tracking regime for the sustainable management of the Pterocarpous erinaceus species as it provided a more practical volume estimate and data extraction protocol. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=cubic%20volume%20formula" title="cubic volume formula">cubic volume formula</a>, <a href="https://publications.waset.org/abstracts/search?q=smallian%20volume%20formula" title=" smallian volume formula"> smallian volume formula</a>, <a href="https://publications.waset.org/abstracts/search?q=pterocarpus%20erinaceus" title=" pterocarpus erinaceus"> pterocarpus erinaceus</a>, <a href="https://publications.waset.org/abstracts/search?q=tree%20information%20form" title=" tree information form"> tree information form</a>, <a href="https://publications.waset.org/abstracts/search?q=forest%20transition%20and%20savannah%20zones" title=" forest transition and savannah zones"> forest transition and savannah zones</a>, <a href="https://publications.waset.org/abstracts/search?q=harvested%20tree%20volume" title=" harvested tree volume"> harvested tree volume</a> </p> <a href="https://publications.waset.org/abstracts/184062/volume-estimation-of-trees-an-exploratory-study-on-rosewood-logging-within-forest-transition-and-savannah-ecological-zones-of-ghana" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/184062.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">44</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3</span> Valorization of Underutilized Fish Species Through a Multidisciplinary Approach</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Tiziana%20Pepe">Tiziana Pepe</a>, <a href="https://publications.waset.org/abstracts/search?q=Gerardo%20Manfreda"> Gerardo Manfreda</a>, <a href="https://publications.waset.org/abstracts/search?q=Adriana%20Ianieri"> Adriana Ianieri</a>, <a href="https://publications.waset.org/abstracts/search?q=Aniello%20Anastasio"> Aniello Anastasio</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The sustainable exploitation of marine biological resources is among the most important objectives of the EU's Common Fisheries Policy (CFP). Currently, Europe imports about 65% of its fish products, indicating that domestic production does not meet consumer demand. Despite the availability of numerous commercially significant fish species, European consumption is concentrated on a limited number of products (e.g., sea bass, sea bream, shrimp). Many native species, present in large quantities in the Mediterranean Sea, are little known to consumers and are therefore considered ‘fishing by-products’. All the data presented so far indicate a significant waste of local resources and the overexploitation of a few fish stocks. It is therefore necessary to develop strategies that guide the market towards sustainable conversion. The objective of this work was to valorize underutilized fish species of the Mediterranean Sea through a multidisciplinary approach. To this end, three fish species were sampled: Atlantic Horse Mackerel (Trachurus trachurus), Bogue (Boops boops), and Common Dolphinfish (Coryphaena hippurus). Nutritional properties (water %, fats, proteins, ashes, salts), physical/chemical properties (TVB-N, histamine, pH), and rheological properties (color, texture, viscosity) were analyzed. The analyses were conducted on both fillets and processing by-products. Additionally, mitochondrial DNA (mtDNA) was extracted from the muscle of each species. The mtDNA was then sequenced using the Illumina NGS technique. The analysis of nutritional properties classified the fillets of the sampled species as lean or semi-fat, as they had a fat content of less than 3%, while the by-products showed a higher lipid content (2.7-5%). The protein percentage for all fillets was 22-23%, while for processing by-products, the protein concentration was 18-19% for all species. Rheological analyses showed an increase in viscosity in saline solution in all species, indicating their potential suitability for industrial processing. High-quality and quantity complete mtDNA was extracted from all analyzed species. The complete mitochondrial genome sequences were successfully obtained and annotated. The results of this study suggest that all analyzed species are suitable for both human consumption and feed production. The sequencing of the complete mtDNA and its availability in international databases will be useful for accurate phylogenetic analysis and proper species identification, even in prepared and processed products. Underutilized fish species represent an important economic resource. Encouraging their consumption could limit the phenomenon of overfishing, protecting marine biodiversity. Furthermore, the valorization of these species will increase national fish production, supporting the local economy, cultural, and gastronomic tradition, and optimizing the exploitation of Mediterranean resources in accordance with the CFP. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=mtDNA" title="mtDNA">mtDNA</a>, <a href="https://publications.waset.org/abstracts/search?q=nutritional%20analysis" title=" nutritional analysis"> nutritional analysis</a>, <a href="https://publications.waset.org/abstracts/search?q=sustainable%20fisheries" title=" sustainable fisheries"> sustainable fisheries</a>, <a href="https://publications.waset.org/abstracts/search?q=underutilized%20fish%20species" title=" underutilized fish species"> underutilized fish species</a> </p> <a href="https://publications.waset.org/abstracts/188888/valorization-of-underutilized-fish-species-through-a-multidisciplinary-approach" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/188888.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">30</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">2</span> Green Human Resource Management: Delivering High Performance Human Resource Systems at Divine Word University Papua New Guinea</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Zainab%20Olabisi%20Tairu">Zainab Olabisi Tairu</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The human species is facing some of the most challenging issues encountered as civilization and development occurs. The most salient factors threatening all species globally are habitats loss and degradation, overexploitation, competition with unwanted invasive species, pollution, global climate and various individual lifestyles of indigenous species. In order to avoid or minimize the effect of our actions on the environment and to balance employee work life with their private life, Green Human Resource is important and must be practiced in every organization including Higher Learning Institutions. This study addressed Green HRM from an institutional perspective, University systems are involved in numerous and complex social, educational and extra-curricular activities. The University community must be challenged to rethink and re-construct their environmental policies and practices in order to contribute to sustainable development. Many institutions only look at sustainability from the technology improvement aspect and waste management. People are the principal actors for sustainability development at the institutional level. The aim of the study is to explore the concept of Green Human Resource Management at a case site. Divine Word University (DWU) an Institution of Higher Education that embraced the ‘Printing & Paper use Policy’, also commonly referred to as the ‘paperless policy’, the use of solar as an alternative source of energy, water conservation and improvement in internet technology (IT) with the aim of becoming a green institution in effort to help save the environment. This study used Participatory Action Research as the Overarching methodological framework and Egg of sustainability and Wellbeing as the theoretical perspective in analyzing the data, engaging Case study strategy and a mixed method design at DWU. Focus group interview were conducted with three departments at the University, semi-structure interviews with the senior managers, survey questionnaire administered to students and staff with a sample size of 176 participants, in addition, policy documents were also exploited as extra source of data. Waste management including e-waste appeared to be one of the main concerns at DWU. A vast majority of DWU staff and students expressed the need for their institution to do more on sustainability education. The findings revealed that members of the community are not fully integrated like the Egg of sustainability and wellbeing in order to achieve sustainable development goal. The concept of Green Human Resource Management in Universities lies with the idea that Universities must bear profound responsibilities to manage its stakeholders in an environmental friendly way. Human resource management can help local institutions to recognize the need for changes of lifestyle, production, consumption as well as the end product in order to combat or at least reduce human Induced which produce or aggravate it. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=sustainability" title="sustainability">sustainability</a>, <a href="https://publications.waset.org/abstracts/search?q=environmental%20management" title=" environmental management"> environmental management</a>, <a href="https://publications.waset.org/abstracts/search?q=higher%20education%20institutions" title=" higher education institutions"> higher education institutions</a>, <a href="https://publications.waset.org/abstracts/search?q=green%20human%20resource%20management" title=" green human resource management"> green human resource management</a> </p> <a href="https://publications.waset.org/abstracts/43212/green-human-resource-management-delivering-high-performance-human-resource-systems-at-divine-word-university-papua-new-guinea" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/43212.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">245</span> </span> </div> </div> <ul class="pagination"> <li class="page-item disabled"><span class="page-link">&lsaquo;</span></li> <li class="page-item active"><span class="page-link">1</span></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=overexploitation&amp;page=2">2</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=overexploitation&amp;page=2" rel="next">&rsaquo;</a></li> </ul> </div> </main> <footer> <div id="infolinks" class="pt-3 pb-2"> <div class="container"> <div style="background-color:#f5f5f5;" class="p-3"> <div class="row"> <div class="col-md-2"> <ul class="list-unstyled"> About <li><a href="https://waset.org/page/support">About Us</a></li> <li><a href="https://waset.org/page/support#legal-information">Legal</a></li> <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/WASET-16th-foundational-anniversary.pdf">WASET celebrates its 16th foundational anniversary</a></li> </ul> </div> <div class="col-md-2"> <ul class="list-unstyled"> Account <li><a href="https://waset.org/profile">My Account</a></li> </ul> </div> <div class="col-md-2"> <ul class="list-unstyled"> Explore <li><a href="https://waset.org/disciplines">Disciplines</a></li> <li><a href="https://waset.org/conferences">Conferences</a></li> <li><a href="https://waset.org/conference-programs">Conference Program</a></li> <li><a href="https://waset.org/committees">Committees</a></li> <li><a href="https://publications.waset.org">Publications</a></li> </ul> </div> <div class="col-md-2"> <ul class="list-unstyled"> Research <li><a href="https://publications.waset.org/abstracts">Abstracts</a></li> <li><a href="https://publications.waset.org">Periodicals</a></li> <li><a href="https://publications.waset.org/archive">Archive</a></li> </ul> </div> <div class="col-md-2"> <ul class="list-unstyled"> Open Science <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/Open-Science-Philosophy.pdf">Open Science Philosophy</a></li> <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/Open-Science-Award.pdf">Open Science Award</a></li> <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/Open-Society-Open-Science-and-Open-Innovation.pdf">Open Innovation</a></li> <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/Postdoctoral-Fellowship-Award.pdf">Postdoctoral Fellowship Award</a></li> <li><a target="_blank" rel="nofollow" href="https://publications.waset.org/static/files/Scholarly-Research-Review.pdf">Scholarly Research Review</a></li> </ul> </div> <div class="col-md-2"> <ul class="list-unstyled"> Support <li><a href="https://waset.org/page/support">Support</a></li> <li><a href="https://waset.org/profile/messages/create">Contact Us</a></li> <li><a href="https://waset.org/profile/messages/create">Report Abuse</a></li> </ul> </div> </div> </div> </div> </div> <div class="container text-center"> <hr style="margin-top:0;margin-bottom:.3rem;"> <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank" class="text-muted small">Creative Commons Attribution 4.0 International License</a> <div id="copy" class="mt-2">&copy; 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