CINXE.COM

Just a moment...

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9136323c4f17f938',cH: '.ym.Mkh04vQy1Ls6BbwXPfg.OIAdmvE6aOk0oIZU8Ew-1739799699-1.2.1.1-Rc_qDX0r3ZRUco8I3Pr21As4HygVzx2CDdy2kmXZJakpMtDNOOesomWyy2chN72g',cUPMDTk: "\/abstracts\/search?q=stewardship&__cf_chl_tk=xarb06zvIRFooq298.S1XRv3l_i_wZUhw8HSe5mfTRo-1739799699-1.0.1.1-QRN2zRl7hZ1Bc7AlF22NP51DvPCiqU1NVzKETtyyf7g",cFPWv: 'g',cITimeS: '1739799699',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=stewardship&__cf_chl_f_tk=xarb06zvIRFooq298.S1XRv3l_i_wZUhw8HSe5mfTRo-1739799699-1.0.1.1-QRN2zRl7hZ1Bc7AlF22NP51DvPCiqU1NVzKETtyyf7g",md: "vziXCPlLLJgnjHdLd_OeSvGb_EYgpTDYDRtw3HWGMjs-1739799699-1.2.1.1-5vmoX2aS.R4RU6Q83WzfUnJO7vN3sqfCDn7woR_vmWGaVshgn_zB_.tIhn_fMXSJS4zcIEqrLrAecKeYkK21fOAu0YYBG84gMKMW3P3OpScmKqMxkz2SVIC7spUy5tFuv7fXyrBlYuw3UkddkI9BnROEd2zyoFsD1lhblGfzIb.z4Gw5F7O1adHULhrNXvRtvUaWXjTqBWmGav814V9Z9vWwxZkCQZpzOiP4C6VbcHZKXC7CODjxnS7qRHGmm5mMvdJpzRfexul8V2d4xqyOCW4BfIs9M8L7iZ73F.kBfXMdaZ6ARVnGE.amxE1Dub9.wI6dV9qdEWSBxR30qy7ZB_ifqaZKsanDs0Hs39Q_aaD_vmynuSYpoae1GfXV4lTl0asg48.2NF24qsTuhEl6dH6G4QP56XPH8z88G4rykfG6oxQulk1y18vfCbHkGnWoW0bWFvlfX7l35XWD2bFAXcpsXQ89A3tfTbNxrvc7P8cDhcgbTIRdwqo3iSPMgr02ECVu5SvoNq49RaQTY2b0ZdNaIiuysB3ruPe38RxmTxt_nwa32gWaEP0k_bi.hmnPTqgOxYMEFqplqnaSjjzd_8u517khjrf3_ZtlGm7EwNbadX2Zf_W.r0c5dtjVBOkK7nH0rYIbaF.su7AfZ1ySCkvIBfPUroOoeuuz7.qud0twLBNfGCOUEPfxGC7TEeRiok1ujWG_kmRwbKXY3Udhgzw.93m4QX5FMHN7AoHjUxeFQApMHl4MtvO7G_D0XjweWFl3wgiTXtGutVxvHvANsHkWoUGj8xHjNWUYqNOgzeW1gIZfFezMRCHuW0Yo5Cb07bQGnjFWQ_.7_jaX0p21Pa0.pG3BxnI2YPnVK.YduJcAiFxUUuzRubV8H57no6rBYrzEh3_bwqpHt_Nnn9VtYaJs.s3SMg4o0IhUOFO2w_d0jz5jYb_zVmcBpey.waJDNH2UssAMM82_xB1v.JQIYXIBgELZ42otfcOz5MbjYA2zBvQREXs64dl7ZdkwX6IurbVg19N5fS9MBM16dfsr08A3mDhAR_Yod5ycedKDbD34HGKy_mXmHKtjricrusZvP_uj26JW4WnMxy5DPio7_XTEQ2BfggvNsiTf1uR.yNm6kfm7DJbDtznN7bukheNPMYr9qCe75X5KM1sRyXyqrOpK7wjrm53xlI2j7kzL16cfjgs2mRW8FDV_xW0t_RmR_0m9YUVK1XRSqM_yCFchyZcfP7K6tG0GiAXJbPv_uVUMOgsNXJVs1faSaACfeKVFP9WhhNgcMpY96RPW_m9JJD.ktBZU2y2uivgnkj7LLSf8U_zXSBMMtbBtcmYbttW687SLi_3u0eSR5uvY6_YQPkrs65hXN4sgTLz9X7qlvb933Yp0up8x3vFo6SgIzmlbRBjxYjiUCqDtTaOMkRuC6nLiq1AqvFj8ha4QkGmvEvvLjMdYka9r96_B9dms_XNJYJkwEOqSvSXg1Al4vKRTf682mskPyuuBHDr2MCxrlwdhqYRSMQOrxj5apV0vbakBqAZ5aYUP3NXF6Gr6FqsJE0QObA33e.igUVYC8ShA35xUljcS3qXlzcyr4g_OW_umZ3bLEvZ9LmBtzgyN5N001_fe4P7SSuIQFiaj1E0XM8b6i6NWoOuufJz6Og0ejzBC80U3kW.4S15SQLbmaVpvtzfWXHeyyzg5IXJHoRf3aTCUmbwWiNlHvbEtcMCeA73YqZeNzr2qPIYQ8g45ARx8mP15XimA0QAWyqiltMg8ZEBsncjfZefufZyzYNMp5VGY97_RsbMOPPR6MUKK9k.DL1gS9L1Nej5UK8lbjhZ0LV0WdkvOh9KFKSbaF8mOMaazcQSYpQSjbnzVMk_GPmQtmh6ZkXglUnGrmPFzfZCnNW8B.c60385S.6Z713rd1UfPsi9ytgs.6JEqL9GV11wtzQ",mdrd: "1htFj4STlvy7SN5xekTx1S6Khw61uh7HdhhG46P1AsE-1739799699-1.2.1.1-aCzA8JSZvvNvtgeepPsdy4RwBk7jFXZBq1qOsCyqRzcgEWma1xEHJrkV1pl1QVonTHLACYHMGk7chA2vpiyukNtkmbV8tYjJzsoF5LymPePYi8Ti5rF0fplFk19cOcYx3v1jNW4TRV08xznLhOwADgvNOVmZQlcePOj8yLScoHemc4AALSGJGnesccf2UlbYG99idwsfuNjC7Z8VYOOysWCV_ztd5Hi2ZI4NM25YqZaE.Ma4BprWB_0xKREkjEMHsRNtYJhdcZGZCNfeSRjifTPsN8L5PcS7AXnta7igJiuzk324SrYRQyvoMPqpvlKbMu8I.XYqqlb5L2KFad46xx3hu7PAeOFOR2EUhUNmsHPem6ELXSxaPo4vqdSAau04IyFSSy07k6pRLhI72vyn1V7bIDBYP.AN4dI7JGTbU8Eb_lnaDt1wjiIGgsqYJC5Zt7t6sPBQEDbUeaHsxiI3jjZ9Tt.Q69ZF.3QoTbwNO5ahT3x6VAQo9F_8zQHOTijhVLcid8pf1TFH2Qnwi6N.5C2tVB7yFD_mWMGoL2Y6.lNYHUH5h8OCFhfRtKXHYWNpk5fXyEDzW9a34ZcW5t6Jr5c80ogj6DQuue78pnj0aI_Epbkf1aFEF8x13s9bB6DXQesVgTyS8cJnYfCi9FO.j7W7kj2Z7mrggcm.1tw9J4KP7gkpfq7HkoqRShw7QNywWgt5qBKkV4Ub_1HH.Z_yPWh.ltah2NUmkmBwtVsWHU5eKrG7zByiTE.lAeWY_.AbkOcb4_sHmTUivsgDkxKizHZ9l25t3GsOwSjyAfn5K1RrjLs6yP3pI_En4XNKUjl68XLyOHr6XqvJrD.d832p3HSLQv6PnPbWqikxEiAhBolLhNFTN4PvyP2QhKYtlz_8T1B1fiFBb1.Kh2XoteO6fuYIHU4TkU2_0gbrw5BB48I1gyXmkH3GstO5H4D1tiu1Lgi0334J4T7qkFtfZWJKbFV2cV4s.4SxBwD.kwvcuWCHGUxBzAnouEFGdpSXCwMNAyxnChkHsNZZGaTPRp6euO9NHOorzRIXrRzHr973pc1EGH2Uo0xEg6TD2mLXFADVxvGxIcOaViARQu8F3apQFafEyw_d2RS3B6nljWs4mB4o9g9em.IEAfzcjvIcI16krOILd6C5pF9Y7gj6ZJSBx_j00n7QXptKqCtZuak0uOCN72sQYNXFuhsCWFeDTpGWeTE_2y9J_cW9HjkTMZOW8nGV7UzCxnGKpqJ3BQHyEQda09iGMPBmtyesmQhPm1mXd9L7vkuT8vZ_t_J2lcP23RyOQPbPqH.JhstPcW.b31wUQfP.SKZx72fT6yFuEDYOHOrm4zar.Z5DLZIuBYQTkGA91JogWFuG5ok8yATPfvsFY2dIFF5E3W.tLefzV4bxUY778CA4zXOGCUBUVNavkFbMbgsRcauzRTnMluSlrpuvrmlc0Q8Tp2nnmA.FC6rVHVn7ULsRjXCERx73Wt9i20Rv_G7AhyY3XuvKHBMchfYZAu68OUS0VW1b5vTqJh_wsZe.SZnAzgHhAKoFpdWYz3LXuFTQYQHieV416UgMTEroZWrt.iVVYK8lBjuCXLnG1UZgbnnUAgqf6n3Os6xvlNht_gKGfIGIktNyf0CKCEaaGEHj94QcxBYB0IBltz.Qh_SJbEYzeUs8iqNiLOIhAj738khdzfmyOzszbsgDRRD7wdDOxzOq_yQcHuSrtxJdbC_GGf47STTbCsR2oXQJj6cSukX8ACbs3m.tH0ZiSH_coq4YTv0FM3Wjaz9xNaxzW00q4fVJuaYSQ7jy4dFm4_CzKx5f0n.Bh6AiXbKgRqGddCIc7iYILOdCmYSJECt1K4zxxMkYTtWcbXL_pDwEp_aJY0Chlrcw5VKp85WfQ7.cxeBhziFXSD3Dpw6FCpmrhKiUX1Ss3lodoGBCboOsamVJuzLKqQzjwx4ZbfsT_aLFal8kE7JKxfwS_L6BkqmUDF7BLJWxIS7UZ14MP5xA7w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9136323c4f17f938';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=stewardship&__cf_chl_rt_tk=xarb06zvIRFooq298.S1XRv3l_i_wZUhw8HSe5mfTRo-1739799699-1.0.1.1-QRN2zRl7hZ1Bc7AlF22NP51DvPCiqU1NVzKETtyyf7g" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>