{"id":13025,"date":"2014-11-01T12:50:24","date_gmt":"2014-11-01T10:50:24","guid":{"rendered":"http:\/\/politeknik.org.tr\/\/?p=13025"},"modified":"2019-01-28T22:00:14","modified_gmt":"2019-01-28T19:00:14","slug":"cevre-muhendisleri-mega-projeler-istanbulu-susuz-birakacak","status":"publish","type":"post","link":"https:\/\/eonmeet.com\/pol\/cevre-muhendisleri-mega-projeler-istanbulu-susuz-birakacak\/","title":{"rendered":"\u00c7evre M\u00fchendisleri: Mega projeler \u0130stanbul’u susuz b\u0131rakacak"},"content":{"rendered":"

\u00c7evre M\u00fchendisleri Odas\u0131 \u0130stanbul \u015eubesi, \u0130stanbul\u2019da su havzalar\u0131n\u0131 inceleyerek bir rapor haz\u0131rlad\u0131. Su havzalar\u0131n\u0131n durumunu ve y\u0131llar i\u00e7indeki nitelik-nicelik de\u011fi\u015fimlerini verilerle ortaya koyan \u00c7MO, \u0130stanbul\u2019un ya\u015fanabilir bir kent olabilmesi ad\u0131na mega projeler ba\u015fta olmak \u00fczere ekolojik ya\u015fam alanlar\u0131n\u0131n plans\u0131z ve rant odakl\u0131 yap\u0131la\u015fmaya a\u00e7\u0131lmas\u0131na derhal son verilmesi gerekti\u011fini belirtti. \u00c7MO, bug\u00fcn ya\u015fanan su krizinin sorumlular\u0131ndan biri olan \u0130SK\u0130\u2019yi g\u00f6reve \u00e7a\u011f\u0131rd\u0131.<\/strong><\/p>\n

\u00c7evre M\u00fchendisleri Odas\u0131 \u0130stanbul \u015eubesi, \u0130stanbul’un Avrupa Yakas\u0131’ndaki su havzalar\u0131n\u0131 yapt\u0131\u011f\u0131 teknik gezilerle inceleyerek raporlad\u0131. \u00c7MO, 3. K\u00f6pr\u00fc- Kuzey Otoyolu, Kanal \u0130stanbul ve 3. Havaliman\u0131 gibi mega projelerin durdurulmamas\u0131 durumunda su krizinin daha da derinle\u015fece\u011fini s\u00f6yledi. \u00c7MO, \u0130stanbul\u2019un t\u00fcm sulak alanlar\u0131n\u0131 besleyen bu nedenle\u00a0de ya\u015famsal \u00f6neme sahip olan kuzey ormanlar\u0131n\u0131n yap\u0131la\u015fmaya a\u00e7\u0131lmas\u0131n\u0131n ve her t\u00fcrl\u00fc\u00a0tahribat\u0131n\u0131n su havzalar\u0131n\u0131 yok edece\u011fini, \u0130stanbul’u her y\u0131l daha da susuz b\u0131rakaca\u011f\u0131n\u0131 belirtti.<\/p>\n

\u00c7MO raporundan notlar;<\/p>\n

\"cmo_rapor_1\"<\/a><\/strong><\/p>\n

\"cmo_rapor_sudag\"<\/a>
\u0130stanbul\u2019da su havzalar\u0131n\u0131n konumu, havza s\u0131n\u0131rlar\u0131, yak\u0131n, orta ve uzak mesafe koruma bantlar\u0131 \u00e7izgileri g\u00f6sterilmektedir.<\/figcaption><\/figure>\n
\"cmo_rapor_suhav\"<\/a>
Proje Alan\u0131 1: K\u00fc\u00e7\u00fck\u00e7ekmece Havzas\u0131nda 4.400 ha\u2019l\u0131k alan\u0131 kapsamaktad\u0131r. \u0130\u00e7me suyu havzas\u0131 niteli\u011fini, yerle\u015fim yerlerinin geni\u015flemesi ve kirlenme nedeniyle kaybetmi\u015ftir. Karara g\u00f6re bakanl\u0131k bu alanlar\u0131 yeni yerle\u015fim alanlar\u0131 olarak planlamaktad\u0131r Proje Alan\u0131 2: Kayaba\u015f\u0131\u2019ndan ba\u015flayarak olu\u015fturulacak Yeni\u015fehir b\u00f6lgesini kapsamaktad\u0131r. 25100 ha\u2019l\u0131k bir alan olan proje alan\u0131nda, \u0130SK\u0130 i\u00e7me suyu havzas\u0131 niteli\u011fini koruyan ve yap\u0131la\u015fman\u0131n yasak oldu\u011fu Sazl\u0131dere baraj\u0131 ve su havzas\u0131 da yer almaktad\u0131r. Bu proje ile Sazl\u0131dere havzas\u0131 ve tar\u0131m arazileri tamamen kald\u0131r\u0131larak b\u00f6lge yap\u0131la\u015fmaya a\u00e7\u0131lmaktad\u0131r.<\/figcaption><\/figure>\n
\"cmo_rapor_yag\u0131s\"<\/a>
\u0130stanbul’da y\u0131llara g\u00f6re ya\u011f\u0131\u015f da\u011f\u0131l\u0131m\u0131n\u0131 g\u00f6steren grafik, 2014 y\u0131l\u0131 ya\u011f\u0131\u015flar\u0131n\u0131n AKP’nin bahsetti\u011fi gibi “kurakl\u0131k” seviyesinde olmad\u0131\u011f\u0131n\u0131 hatta y\u0131l ortalamalar\u0131na olduk\u00e7a yak\u0131n oldu\u011funu g\u00f6steriyor. Ancak her ge\u00e7en g\u00fcn betonla\u015fan, do\u011fal ya\u015fam alanlar\u0131 ranta a\u00e7\u0131lan \u0130stanbul \u00e7\u00f6z\u00fclemez bir su krizine do\u011fru gidiyor<\/figcaption><\/figure>\n
\"cmo_rapor_2\"<\/a>
Sazl\u0131dere Havzas\u0131\u2019n\u0131n toplam drenaj alan\u0131 165 km2 olup bu alan i\u00e7erisinde tar\u0131m arazileri ve meralar, yerle\u015fim ve sanayi alanlar\u0131, ormanl\u0131k alanlar ve baraj alan\u0131 bulunmaktad\u0131r. Havza mutlak koruma ku\u015fa\u011f\u0131 ve havza k\u0131sa mesafeli koruma ku\u015fa\u011f\u0131 i\u00e7inde bulunan yerle\u015fimi alan\u0131 \u0130SK\u0130 \u0130\u00e7me Suyu Havzalar\u0131 Y\u00f6netmeli\u011fi\u2019ne ayk\u0131r\u0131d\u0131r ve Sazl\u0131dere havzas\u0131 i\u00e7in hem kirlilik tehdidi olu\u015fturmakta hem de bu yerle\u015fim alan\u0131na d\u00fc\u015fen ya\u011f\u0131\u015f\u0131n baraj\u0131 beslemesini engellemektedir. \u0130stanbul’da ya\u015fanan yap\u0131la\u015fma ve kurakl\u0131k probleminden etkilenen Sazl\u0131dere\u2019nin doluluk oran\u0131 %7.58\u2019e d\u00fc\u015fm\u00fc\u015f durumdad\u0131r. %92\u2019isi kuruyan ve Kanal \u0130stanbul projesinin ger\u00e7ekle\u015fmesi durumunda, kanal g\u00fczergah\u0131 i\u00e7inde kalarak tamamen ortadan kalkacak olan Sazl\u0131dere, \u015fu an can \u00e7eki\u015fmektedir. G\u00fcndemdeki Kanal \u0130stanbul Projesi ile de havzan\u0131n tamamen ortadan kald\u0131r\u0131lmas\u0131 planlanmaktad\u0131r.<\/figcaption><\/figure>\n
\"cmo_rapor_3\"<\/a>
B\u00fcy\u00fck\u00e7ekmece G\u00f6l\u00fcn\u00fcn sular\u0131n\u0131n b\u00fcy\u00fck oranda \u00e7ekildi\u011fi ve baraj\u0131n kuruma tehlikesi ile kar\u015f\u0131 kar\u015f\u0131ya oldu\u011fu g\u00f6r\u00fclm\u00fc\u015ft\u00fcr. Koruma kurallar\u0131 hi\u00e7e say\u0131larak yap\u0131la\u015fmaya g\u00f6z yumulan B\u00fcy\u00fck\u00e7ekmece G\u00f6l\u00fc doluluk oran\u0131 %.7.96\u2019a d\u00fc\u015fm\u00fc\u015f durumdad\u0131r. %90’a yak\u0131n\u0131 kuruyan B\u00fcy\u00fck\u00e7ekmece G\u00f6l\u00fcn\u00fcn, havzadaki yap\u0131la\u015fman\u0131n devam etmesi ve g\u00f6l\u00fc besleyen akarsular\u0131n korunmamas\u0131 durumunda; gerek su kalitesi gerekse miktar\u0131 y\u00f6n\u00fcnden giderek kullan\u0131lamaz hale gelmesi kuvvetle muhtemeldir.<\/figcaption><\/figure>\n

 <\/p>\n

\"cmo_rapor_terkos\"<\/a>
Terkos Havzas\u0131; yakla\u015f\u0131k olarak 736,2 km2 alan\u0131 olan ve \u0130stanbul’un yakla\u015f\u0131k %20’lik su ihtiyac\u0131n\u0131 kar\u015f\u0131layan ikinci b\u00fcy\u00fck havzas\u0131d\u0131r. Havza s\u0131n\u0131rlar\u0131 i\u00e7erisinde \u00c7atalca il\u00e7esine ba\u011fl\u0131 18 yerle\u015fim alan\u0131 bulunmakta ve havza yakla\u015f\u0131k 30.000 ki\u015finin bask\u0131s\u0131 alt\u0131ndad\u0131r. Terkos G\u00f6l\u00fcn\u00fcn sular\u0131n\u0131n ciddi bir miktarda \u00e7ekildi\u011fi ve g\u00f6l\u00fcn, havzada y\u00fcr\u00fct\u00fclen faaliyetlerden kaynaklanan kirlilik bask\u0131s\u0131 alt\u0131nda oldu\u011fu g\u00f6r\u00fclm\u00fc\u015ft\u00fcr. Havzan\u0131n hemen yan\u0131 ba\u015f\u0131ndaki 3. Havaliman\u0131 projesinin in\u015faat a\u015famas\u0131nda, in\u015faat faaliyetleri ve hafriyat d\u00f6k\u00fcm\u00fc s\u0131ras\u0131nda olu\u015facak toz ve egzoz emisyonlar\u0131 g\u00f6l\u00fc olumsuz etkileyecektir. Projenin in\u015faat a\u015famas\u0131nda, alanda bulunan akarsular\u0131n yataklar\u0131n\u0131n tahrip edilmesi sonucu Terkos G\u00f6l\u00fc’n\u00fcn su toplama miktarlar\u0131nda azalma ve y\u00fczeysel ak\u0131\u015flarla kirlilik y\u00fcklerinde artma ger\u00e7ekle\u015fecektir. Su toplama alan\u0131 736,2 km2, su alan\u0131 39 km2 olan Terkos G\u00f6l\u00fc havzas\u0131n\u0131 besleyen 2 adet derenin, yap\u0131lmas\u0131 planlanan in\u015faat \u00e7al\u0131\u015fmalar\u0131 sonucu, ba\u011flant\u0131s\u0131 kesilecektir. S\u00f6z konusu derelerin tahrip edilmesi sonucu barajda su toplama miktar\u0131nda azalma ve y\u00fczeysel ak\u0131\u015flarla kirlilik y\u00fcklerinde artma ger\u00e7ekle\u015fecektir. Terkos g\u00f6l\u00fc havzas\u0131n\u0131 besleyen Ceko deresi ve devam\u0131ndaki ad\u0131 \u00dcst\u00fcl\u00fck deresi olan dere ile Yenik\u00f6y deresinin bir k\u0131sm\u0131 tahrip edilecektir. Bu kapsamda Terkos dere ak\u0131\u015f g\u00fczergahlar\u0131n\u0131n bu durumdan etkilenerek su potansiyelinin azalaca\u011f\u0131 g\u00f6r\u00fclmektedir.<\/figcaption><\/figure>\n

\u00c7evre M\u00fchendisleri Odas\u0131 \u0130stanbul Avrupa Yakas\u0131 Su Havzalar\u0131 Raporu i\u00e7in t\u0131klay\u0131n\u0131z<\/a><\/p>\n

politeknik.org.tr<\/strong><\/em><\/p>\n

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