CINXE.COM

<!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: '91347bdb6b98406a',cH: 'xYF8XCJNB91Hcez1.Jhb6sE8HKgZsu41OCH99GAh7sg-1739781743-1.2.1.1-Zv2GwYebQVT02X1CU1HYaGtUhMQYPdE.clOHJ5QFoSVK5b3IndP6h1y_1L5s7rWY',cUPMDTk: "\/abstracts\/search?q=constructed%20wetland&__cf_chl_tk=bnZh2FA8AOuycZcCg6dXkAtWnvmPCh1A_Ot1VKWmRl0-1739781743-1.0.1.1-EXCpwIAYAMJOS6BZ6TwjMqvM46PwWYf95U6tEhBZ6NA",cFPWv: 'b',cITimeS: '1739781743',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=constructed%20wetland&__cf_chl_f_tk=bnZh2FA8AOuycZcCg6dXkAtWnvmPCh1A_Ot1VKWmRl0-1739781743-1.0.1.1-EXCpwIAYAMJOS6BZ6TwjMqvM46PwWYf95U6tEhBZ6NA",md: "KWx7vE5BXCX1SHjRgbk10sUb_i518SS8ZAWEGRwKGcM-1739781743-1.2.1.1-SnhKzFiVEvWQHOaKNR99u.oMYgtLZxbOluTafz4GrQpA_kOzSzMq07QjjmPUdpYk_qMaG5niGQnrUMReMCymaTXJsFvorWKB8hfiIu3KbhscnSumnGGnmgNN_rw9ibJ40SE3BQP5SoVBVrxkfP4kqYbJlJFwvJbjFALi6IrWaVDmZMTrX8Q1Kr54yauQSO02tkwnTD80jCtiKhm1O74stxCeMnX4E08YYIuysugf5WzQHsIkli6a1ISZnTORUxTRTAJleLjWlkTz0FGlTqq9H2FplmAsWGN7VtXSlEJuPDrQ7Obd.F25bjUQ8fF5Ry534OTMogMSadYwyqwe4Omzla7hG5YGZbmO7Ui1MzxLEyjR4hCMeOPAlQaS2kBwH_mtULKjKApthR.PCKsc.EXQlVZRV_gE0vTw5LDjP2wrHC5m.WRwdHshKixSwXBkrHJknHsgdfawwUxGGzJ60j99.cZRAmW3rGAPIVnziVM_iWZslkebhfhSaR4oV26trI6woVDoo3njM6Nx0.TYg6LtyqhdvKtu58GMYbHlpuKcYKTshDMkYqIQYexlAX9aNgJYDAyKA_CVwW_8ZKLyf.VN541x6r6jrh6fghxEQvtcatMr1NYFzs78pv45iCV2vn6C83zp4f27hUIi3UW3xUGA8wiHDu2DillNLicJbvyO6tupfsoo6maijz.NB2Fj5Hpmdz5nb9utA6UIGaCm.XxemWYWYyGyhs6d_.MSLC8BYKLiReX05pNv2deGt7HDCZLidTP1b2P6gMVf2MKTNFRrFiEh1aS3g6iMmndG94MzGLpK8jyMnMXLN52dK54Ydr8PtV29WElNJt6rWv7Sqcs4SBFDAaZNZg0_Cr9IdtgLO5aC9ipZz1KpmrwDHzuMeCDaVcMM_Ahqpejzz4_hOrPf1BunZl6z0noZbHNXfU_EHFqL1nYkr9cIYHRoyNBZJJSS7vuVXqkXD0P7WDP8xpm9Kn00Xz5mfHQHtic.fU4ixtfN46vvhJjoxrH2a5gX.Hh0lGPkcWWnXJF2769nXcR1vvy0AtiGI5Zx9EQ0JbV38AFPiLpTmhHoqzE6PpkD1.KKvTw3hjEAK6UHnspI4q6BJqP7BbrdrU3KbhyRezmLNHT6.seldYHHXJcWO6JLLn8v882mV0IDb7qHMAoQNluxeCIbGW1rzNYGmBGuJNYztemrNA9K72ilVB6xr3C5W0OMzLxoV9QQz1bJOwOSIesEYYkxUvzA2eiCwnc3RabKzva1zumh2jizl7NuAMmHzuCkRw_IlJvHG4_KtbaOLCGnDO2G4rTLYMkUZnWSMHNqJyG2JdsS9Rmy2Dogh_YmzRqmqqugiShJake0OO00vG10ZgyFpyTUxv7apW3S.hnkVgxDSsfRhbg.9nRFXVHiRYKVS2k9mQoGp9IHndo1XUTwhzQhvK60StZP1SXZGrUjHSvkMR9WlIE2OlUZg_6TF395Fqhjpy8DbC3KP656Vv_HjrvZKxBcHPilQvnHrFyOSppAAyQNcV2oGOc5r5qJOZiFL4PpnndSYk2gOK42OXcSSyri0X6aXs.q_JOz_nT_mIqx6YL0GNFSryui1K7F070gcxu47wuW8Z3mpjvlqXGlHzJd2jBeqRVhup1xEOjstP3HILDPgWmShtFavyx5dQi60S2tlBDkiAL9lN.7Knd4jWMn7wP2_39v1bVGcjCLvtJ5BfXCaPEuucKPexXBaSmjgCmY.00oyH6zQ7A6L9_KR.iYQhZk3AY2Us5fWohYafl.UgUbKTIYAcRczFlFgMlH3n9CQeIUTi1ADY7FxCG70Nf.X_k4w81TdBsO2uk1kATcUgSESqBE8rNc2.QUCPJyC7j.HKv_b5V.pssuzS8AGGVrK2og6nlfWSlaaYb27S42KroAmbT_NVGxTk_MkkgeeyWaZ4V1v77knIc8KSAa07wXB4yuCZfHRqgLrEyndbO9l9AUazHdDKdM6dfRKr6c",mdrd: "BrdaOmxXzCJhELNtdjKll1RKFT7STNgD7RYlY11jXhs-1739781743-1.2.1.1-3MocKFaAFYNhBPjIRIUuJNMmkV53bJHJZqIvpuqmwdOog0_hBvSoPMv4XZxLHK_yNsWdXvILmzaEdn3Yk8VlVtUbgLhRfqzKYCRlRjGAxib4R9JeNzl2hDxc0idVfVcDIpex1IHcKfArtE2aKc8l_PRu63nQzGym1XLBVejgw.GgJ30CTkOL.Dhf5jQceQHDGgyRaVO4A6JIkGWgjq2OCGSwxitZZ4IIcjaR9ncRW2drKYS2Ba10gV3PeBBFYKpV3hWk6Hl.cMgpb3ToMuPQb_kGrg5oeRl.ntCh8f83a7Ba5P8fEkiYOtfPb1h1X3FZBXYIv3E.8E0oo0vq154QR1Faqy7pCqIjbnYjAfegX4jM.KqjA__WG27Q6LjmFSiebzIlhp3EtQgJHBZ_J8SVlL2JXlY.14kN3wvQ1N..z2n.wxYoh2APcTEEF.BodY_uYliL_YU5mABBizFB.H_xsGWz1P6uWUVhlLVxU9Km1cZimjFiA15NDWTNh9ABd4r57_qRh8ZsMdfWEVWzrGNuCHhgfiol9mDX0eumdACStFPVZ.M0J_r.L0u5ctC7e8xxNrh.dbLiti4fWNgFBo2rfFPtXo1dQQzYKSTqKrQI5c0hDfs6MUJU9PXx5xF0wm0PY_B6LrfcvQJEs9woz4pm5qZEUehd.DNWYiRHCDDJpAEe2n_5wiNldKRVaVisOBTHzurkPWSPvAF7eNNNsK555W_mx_JqaRVxhT80PGIc0_QOAeeFhOqBVRwwzBBjhORjfXYS4baqNFbqJXzZJeSpwjJ9.f_.ZQVawfYKpd86MjXcY9cah4GiJDJ9zCn6hyW1HBZmbWkpV6h5yB8A5xkV7zDXBf7QFC9q2vbAH3LCd8B2v4QG4vyN9C7I8wNKxl.jQcyqkc6xYSjIVWq_j7lN9Eem6dvLuyoZ8V50c7Lqa0uNQaAp6nV8m8rCZDrkri2dcxRYXuqVVkpw66krbQzC4hiIIt3V7Ts1s_cVnAk_jCYY50MBNg6_NKu7mZ0.cIMNQqi4OaiIlDbFxtyl.DsSKkRwNnqRhCbIIQL7op_GyPuLTWUbrjuqBPM815OeiqBMBUqFPSXGvA7cMphE1jNwnDUgvCkIbbvtD7tqswWHN1ThSl72ycj8whua2CTi5XaGDI.UfBDaFySaT7cYv2zL5ZnQKK06_dJlDoBYim2Je93fWTm0KclWXoz_CcNkKsDt6UJt2aQRkV0M_EPTUmouFV7keGvnqXumP32c.j_Bjvj7lO6dXz075RJDcCvM.9xln1riU5reVit8tEhSLvCBrwDdUoxD_QXLKPtF42fbsbyMF8FT29TZA8bnnor1x.ZEAVicrowba6Xdh8t.1bRBT7eO.QX14FMB39ssJkEFJNXYNVMITzuQQypfeqsjDuLTfCSnAYt2V5PRxY9hj7l_emMkcCh_WgwT_U9riezZoBKmaWkdev_hWyaEHKyE6bV_LbhTJYenexxPthYbIloRFrQbSkCwtzMjscLaX3BH.WYD438WvJRdBlSjtmLu_DFJWWr4D6UtUzuVDsDs0M8K9aY9ByRMgkpx0oXgSiTtgj44ONOhpuxtyyh45duHHFJD9T61MID3ynn6cWppZbiBLQOzgrMaJTAdzkELuWncKfReW39l1.taZNWT2OBMnG5wNNac9QaYI0MhgDQzNNW_irDEXcnN93QWOoOgXPix8S.A3kbYxCMQOuIqZr3OWB8rxyYQAGzyx0aiQj4IwDvCjeNIMmtSLGXIJ..6ojgBc4k22aUGN9quYmylbL6wqsZnT1.mUH7wemRvsj_dZAJprwUYgyuwDcZYt0O1WG4L78KbZUQkWdZZf2jn7I1oXSp1dqNclj43CzQN8RkqhOuJ50poFD56qeHrSr6v_BjHG6YMpPdJP4a6mkfo0hPccFbvM.YloiY4Nrt95yssPnXXTi55lS9AncMzImNDyPoEsr14FZfkYh.jIcdihlr0RpDh"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91347bdb6b98406a';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=constructed%20wetland&__cf_chl_rt_tk=bnZh2FA8AOuycZcCg6dXkAtWnvmPCh1A_Ot1VKWmRl0-1739781743-1.0.1.1-EXCpwIAYAMJOS6BZ6TwjMqvM46PwWYf95U6tEhBZ6NA" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>