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: '9150c35eeb5440aa',cH: 'IrRYnKFwhxub8WohsUjwGgMc5PUJhGWW.KGY96hNRWA-1740078274-1.2.1.1-nBKrgCrFGR8OnrSBbYgmvoJ_JiHYVUm.tFyl6jFkCbS4m8pc0Gh1BeHJymHoFLVo',cUPMDTk: "\/abstracts\/search?q=satellite%20images&__cf_chl_tk=N0nBsu5NTTsNEI0py9mDY88c8pjxYZrlZaFK0eNGItk-1740078274-1.0.1.1-0IsGiXb3yKPM8ly8bVXfPE9x7p2dO8Gj9Tbbov2zvIQ",cFPWv: 'b',cITimeS: '1740078274',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "unsupported-browser",fa: "\/abstracts\/search?q=satellite%20images&__cf_chl_f_tk=N0nBsu5NTTsNEI0py9mDY88c8pjxYZrlZaFK0eNGItk-1740078274-1.0.1.1-0IsGiXb3yKPM8ly8bVXfPE9x7p2dO8Gj9Tbbov2zvIQ",md: "4UbjRb5OuPOHJZ3r6Ozc43I7PINBaQ8ErVXKeZmjSxk-1740078274-1.2.1.1-Dyar.vk6uEmQ784YN33FVnkoNJvovxrstFMoYAsZ8gQ.slB5qGO8M7YMTUUEu0EPm0ve3e_z5IzBnpOpcmrdiOvcZmLB6JZLvuDKZqEBdax5Jt9ePnjxlUymfWtt9YuMQ_ZZ41FT9CyMfHCX8hiYVbbQAZke0P8UHS6gOeh0SQa0sAJBy60k_qjDlBJIcasK6h.I8lIxgVIfbzlTqu11rJ8vZ0PLMjfB0Bje2aO1CdSx_us2VB6OY1TYS3t5.vfJ5Oh77TERQtJ.zOSTERIzC56_vDio4L6lJv3hcfTAMdJzH7X0umbsIoBL.R.VmijCe.54CVGhTDlVBVGU7RznpkfsUqZi3PQGxpvucwuFeTm1MyM57vR0q2qdBfOub_URs3sdQJvwVKUm_hUq8VnOGW5ZFsYHTxYUUwawnDPR2ObHSzkL_q8WZat78yfo9CKHzd8E5maix7KAjB.GfhAu26KxBtpzhGRN67lg7Zi.4KKjod1FHtryR7a70BCIoEYrQ5rZmqnV0IR60dRFygD7bTu5eNKrPv_EBzMlI3UgZGzgEEyp1C8CAQue1Ee8.zq3aJ0Ee5mFb713tr2z2b3syOR4hCYa2Kl3S9zaTB_jVeQPtZW3ifZs_AWdcrbMgoAhGXewk.LbTMI8cQjg43f2rhpZIZ7LBIaQ25neP.ddSKN6gKdiWl9LAbtM42NMziu9r3YO1WOYxrXVT8JJkjZWv0BkwpUJFCY0kaTvFQX_FVAHKcnTdDEqtjRqPHNuMRsVMkqjkXxkXGwsVRdIsUKhYQlsByrB9ynWK9jm4KDAgpE551X0tIgy2LwBVEj180C1zlp8vfbtxKWsUh86T7Lbq4wEbqfIV8zcuVhJ8MtxfvH_8Ds3F9ESPP.7CgomqRoxgQKahbu7LirZmimZJ_nox3RMDizCX.JQvBhVAWS4g_.d8GNCEUJ6uXz.b1o03LCBCZDqt3sEqcvYSkDFIPeIgW1y8eH2f0tg8XudbfC10oos6Oi..Dw91lycGxuhbB64.hmFbgMovwtRQ2_bjcyPxtas2gRNgW_6JwF3HqB5YJFyFXaHncOYcy5MUdbUUDvJKq2gciwYDsq60SId4lMOkaNQpdKbSHMz8t..FSfQgjz1cY7s_OIDs.IOUUYY8ZFApoBpNP7cUIRzcUwdVWkv3dfZBp3MRgbpCueB2VwpsAaKP0wmKnEsI3gYNRtQDxtlnROM_zbeH22aSwqlHbIs.4pGy4ULR_xv1Sua586veZfni4jUzxPsCvudMAP5uVpVIj4dJzfIg1ioCQDTCUxpO0zVGm1GVyqWPuAlsEGp1pZ.q3Xrnv.azoQBCXGEIooEZSHyBN_Roh.WvxzAHfnPW0n0BtMtyZp.39el0qbGCGMNY3Vk_5cXx82rW7MwaHxmlcmN7CS9yuZwt06vLocEM7Vb7lNAjzszz4PRRQS6nEDSDkiGlKq6a6606pRljFipK1HNgagx7I1Q4.t4DhwX1HKrlJ0iywecmn0DWTVsGlAzSvybAQFPROM0NW2UTsNGgiWFqZVy02bWy2UkYG85L8RiiHoPnxxlyZnZ9mcLqVqlgdYFLI8StuGlIFPaH5DS0F.8LQtow0xLMA52OIGrxN8crZcNC48dKA0.OEaEdmkWS0PR8kYJYKRtwWd_0uguBfQkS4_CxKxiwfj.P_p7k.pwM1Rg00AyiJVHdRL8yXh7_R49Eh.YEDLXzOZafINmQd7ZiMNhmzQA8NjyoUYuOgPJK5uDFG56UUJWhU8FzCzX7lw8P4tADLgijBw7xOFubmdy78QuxiVd7K.cWw5XB3x_HmHO9vXvVefNINTIs5moHA_CR_jkNfTqkEGmklPuJXsqBmKUWhIPMP.Dwg70GcDz8ze721eRJ9PHeNnCS5RjbCB5gvn06pRTIlqn5nk1lh040fa47PzdQNi5j5XalQcQEE.EDrjYaRyzAQXvi_s",mdrd: "cIP5Cywxf9Q.lH10_hcyrW4Lzqh3elXtGGStnO8wZSc-1740078274-1.2.1.1-treyZ7EcCqsXJQGFSWHVU7MVIMx5uMp818fa6YzZ06ll.fDEiRHHug7s8gCnaj2qsi6ep59QU0JDJsK8NmGJy8eO9S2TXMW__v2pCJ6jBnWwhHzx.yE7AQcfL4_RTUXdY2TsJAyGs9ZvWbepuOsYV1vlSGez2p4I0TaiAZ9ZdVaoz29AwRrqWfUayMWsgza.lKYuZq2TciJgpbMIzWuqCSsffZV1XGYAtXXNWY_WSf7PSyu16n1baKyA9UR10re4N90UekUm2iOA_RyIcjzqU15UTnXTqiTzXDSiAyUANr5DfsH5Eq7i4PajvW1aR_1GMJZ4PJrfPSEbgj07PdhEfaxqRtRUmvBXAt0VKV6zd5G_10i64ZRFW7u9uB5pI15v0INYB7qG533aMVvrjkF0cB9el_FNcgtNOpWoKc0JuHagH4T.J9mnQ3yZzeutD6tYHPfMjMhdlPR095arT8jqpTagVmHVsIMBK4pJUB0ZZcAmcQBoZijuqwcHvQrqHEGfA1FczdEdyi96cxY.EBcs8881kneFLfo6GbI2d0qXb78j1hQX_sGF2sYFYzyJ7G11CSq8IaiSHYuyuEEXPQVJGl3HFBxXQSupQjIAQav8NC.jud7hwQMxOJOvx25zOKmBTsvNBfukw.eQwChrDWUiZcbz_eLIZpNAULsHnkQkN9dz6pONV5mvboXUQJ6T1j8.YrWpQUmA8yLVrSUAaTKD38bAj.AzuqB8ED.rAPkAX0DCJZn4svziIKEe1cllIXQvgeyT4loSd5Sybtl8TE3d8GL57glaB7Fszchvc2CeSw6kU2ACYTPGiJWIt6soVx4_Bm2ZIW1M1wPhaKXE3f2xg4ir5Pxm4TLPTj55YGBpw6Ey9tvFWaYz5FH5PvexE4Lp78sEahWP2Jui13hKeW3z8pCeRGG6CtDypqZ6MQzFUgzoyP6jEFK9j5vk_Sztkbp3kZmtMTqTOjAgh.W30UBIHZqMq82tvkFry4uYfyBK9ICgVVTR_WUgotEn31dQaRTrRo6uVXuCrK7943JCLRxQEDKU222qMUygy1p04Zup1NjXvVbVOSC0cxb3XfdbePiwOUDKT9CXej2zTk6aSwsBcZHSeDJnlvx4bLu249nxrbMLRD4sCDf6U8iGdJDyohCHW3VbFoXhl4kK4ArVQw_Bnd.Ia82whh6rWAhFKTHF9qlVa1sWsaIQZxh8N2XOUcHZjPtR8QR1y5h4vg0AQo0ExBoC3Af881Kk34nF4MzFHvfqQxSLwAVuXITQM0emT8crE2j0K3XKfc50nfhygKvDF4zZC50RvrxvKlHGRG4xfHSbbO7ZJgrPVSdp9gQf0iCWLUjZLpV8Z2RNhuhPmG_Awbmb5hhaWpR.oX9hI_OoKaEZPFiKBU2bLfKyNAJOSGwEha1mRhVN1GvRcRFvWf3AVZ2AaYKIO.WiMND1Bl2vPeSp3UADsm1TRyCK3OsKRDuYTFysRwKM33qR_xX0R.qU8nb1LenkXuDnWVthS3hg3pCjIAYN6ukezTTgN138jm6LJjvjS2fquhitHNNa.blPuKhraGF94e_Tqa4mZ.JiSbROVUmpiYDPOMep7AC085vlMRSr3f.bxFWj5CmQYr3C_FxWaTTdtpP49Q0CGIt6loDopweXmiOD4CYxSxqFet0A_HMfDi_yE0ppxF_0CfPz3hOq1GKa7KCj2lqNjt5cuiUYk8Zb3fC24cRQ7pTrH4RzGL71Fc2oKkQNkEjTh4ai5QP4C_ZtKz15_DGpp.MozmWveSo6U9W0ZWbWZto3lAWPNNegtb_S5qY89f0URQqfs7sMLTTRly5fbrYX6kdW.N4epNMdyRi0FVYZw5DNtiyKilhqsz57QcIbHMmqpJVQF_O3lZdR3LXdA8m49Dwr7Jt6GSeyo_Woe_Xv1y2dmKWBN.rho3johCn49Op.ytSHz6LPig.3CXFnXKHXiRPjEBo0e9zNCFmJQf3MWXesoE60lbQjZ2j8YL3bEiHQQCG8Ww"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9150c35eeb5440aa';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=satellite%20images&__cf_chl_rt_tk=N0nBsu5NTTsNEI0py9mDY88c8pjxYZrlZaFK0eNGItk-1740078274-1.0.1.1-0IsGiXb3yKPM8ly8bVXfPE9x7p2dO8Gj9Tbbov2zvIQ" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>