The International Joint Conference on Energy and Environmental Engineering (CoEEE 2025) covers topics such as:

• Optimization of collection systems
• Environmental Engineering
• Ozone layer depletion
• Advanced treatment of water and secondary effluents
• Physical and Social hydrology
• Advances in biological, physical and chemical processes
• Physical oceanography
• Aesthetic quality of drinking water
• Process modelling
• Agricultural sustainability
• Public participation
• Air emission trading
• Quality guidelines, environmental regulation and monitoring
• Air pollution and control
• Recycling and reuse
• Anaerobic treatment
• Regulatory practice
• Applications in agriculture
• Resource management
• Atmospheric modelling and numerical prediction
• Reuse of reclaimed waters
• Atmospheric physics
• Safety for all
• Bio-engineering
• Satellite applications in the environment
• Biodegradation of hazardous substances
• Sludge treatment and reuse
• Biodiversity conservation
• Soil decontamination
• Carbon capture and storage
• Solid waste management
• Clean technologies
• Storage technology
• Climate and climatic changes
• Storm-water management
• Deforestation
• Suspended and fixed film biological processes
• Disinfection and disinfection by-products
• Sustainability in process industries
• Effect of distribution systems on potable water quality
• Sustainable cities
• Emission sources
• Systems embodiment accounting and input-output analysis
• Environmental dynamics
• Technical aspects of treatment and disposal methods
• Environmental restoration and ecological engineering
• Toxicity assessment and epidemiological studies
• Environmental science and technology
• Trans-boundary cooperation
• Environmental sustainability
• Waste management
• Environmental systems approach
• Waste minimization
• Fate of hazardous substances
• Waste valorization
• Geophysics
• Wastewater and sludge treatment
• Global environmental change and ecosystems management
• Water and Soil reservation
• Global warming
• Water quality
• Green infrastructures
• Water quality objectives standard setting
• Green manufacturing
• Water resources and river basin management
• Ground water management
• Water treatment and reclamation
• Ground water remediation
• Wetlands
• Habitat reconstruction
• Zero energy building
• Hazardous substances and detection techniques
• Energy Engineering
• Health and the environment
• Control technologies
• Health related organisms
• Demand-side management
• Hybrid energy systems
• Distributed energy resources
• Indoor air pollution
• Distributed ledger systems for energy
• Industrial wastewater treatment
• Eco-technology
• Institutional development
• Economic instruments
• Integrated ecosystems management
• Electricity market and electricity supply chain
• Interaction between pollutants
• Energy efficient systems
• Landscape degradation and restoration
• Energy management and audit
• Leachate treatment
• Energy policies and economics
• Legal, economic and managerial aspects of solid waste management
• Energy security and clean use
• Life cycle analysis and Systems process accounting
• Energy stock-exchanges
• Management and regulation of point and diffuse pollution
• Energy-efficient computing
• Management of hazardous solid waste
• Grid and off-grid issues
• Management of water treatment residuals
• Power system technology
• Meteorology
• Remote area power supply
• Modelling and decision support tools
• Renewable sources of energy-energy savings
• Monitoring and analysis of environmental contaminant
• Smart grid
• Nutrients removal
• Sustainable energy and environment
• On site and small scale systems

The International Joint Conference on Energy and Environmental Engineering (CoEEE 2025) might be held in May 2025.