<\/p>\n
K\u00fcresel Karbon Projesi kapsam\u0131nda haz\u0131rlanan ve 66 ara\u015ft\u0131rma merkezinin \u00e7al\u0131\u015fmalar\u0131n\u0131n katk\u0131lar\u0131yla yap\u0131ld\u0131\u011f\u0131 ara\u015ft\u0131rmada, d\u00fcnya genelindeki karbon sal\u0131n\u0131m\u0131n\u0131n nedenleri ve etkileri incelendi.<\/p>\n
Ara\u015ft\u0131rmada, pek \u00e7ok \u00fclkenin sera gaz\u0131 sal\u0131n\u0131mlar\u0131n\u0131 azaltma \u00f6nlemlerine ra\u011fmen metan sal\u0131n\u0131m\u0131n\u0131n h\u0131zla artmaya devam etti\u011fi belirlendi.<\/p>\n
Besicilik, k\u00f6m\u00fcr madencili\u011fi, do\u011fal gaz \u00e7\u0131kar\u0131m\u0131 ve i\u015flenmesi, pirin\u00e7 yeti\u015ftiricili\u011fi ve organik at\u0131klar\u0131n \u00e7\u00f6p sahas\u0131na bo\u015falt\u0131lmas\u0131 gibi insan faaliyetlerinin atmosfere sal\u0131nan metan sal\u0131n\u0131m\u0131n\u0131n y\u00fczde 65’ine neden oldu\u011fu g\u00f6r\u00fcld\u00fc.<\/p>\n
Ara\u015ft\u0131rmada, fosil yak\u0131t kullan\u0131m\u0131n\u0131n azalmas\u0131 ve atmosferin metan\u0131 yok etme kapasitesindeki kimyasal de\u011fi\u015fiklikler nedeniyle 2000’li y\u0131llar\u0131n ba\u015flar\u0131ndan ortalar\u0131na kadar metan emisyonlar\u0131n\u0131n d\u00fc\u015f\u00fc\u015f e\u011filimi g\u00f6sterdi\u011fi vurguland\u0131.<\/p>\n
– Her y\u0131l 60 milyon ton art\u0131\u015f g\u00f6r\u00fcl\u00fcyor<\/p>\n
D\u00fcnya genelinde son yirmi y\u0131lda ise insan faaliyetlerinden kaynaklanan metan emisyonlar\u0131n\u0131n y\u00fczde 15-20’lik bir art\u0131\u015f g\u00f6sterdi\u011fi dile getirilen ara\u015ft\u0131rmada, metan gaz\u0131 sal\u0131n\u0131m\u0131n\u0131n y\u0131lda 50-60 milyon ton artt\u0131\u011f\u0131na i\u015faret edildi.<\/p>\n
Ara\u015ft\u0131rmada, ayr\u0131ca metan\u0131n emisyonunun 2020’li y\u0131llar\u0131n ba\u015f\u0131ndan bu yana \u00e7ok daha h\u0131zl\u0131 yay\u0131lmaya ba\u015flad\u0131\u011f\u0131 ve s\u00f6z konusu art\u0131\u015f\u0131n daha \u00f6nce g\u00f6zlemlenenlere k\u0131yasla \u00e7ok daha y\u00fcksek oldu\u011fu g\u00f6zler \u00f6n\u00fcne serildi.<\/p>\n
Sadece 2020 y\u0131l\u0131nda 370 ila 384 milyon ton aras\u0131 metan gaz\u0131n\u0131n insan faaliyetleri nedeniyle atmosfere sal\u0131nd\u0131\u011f\u0131 ara\u015ft\u0131rmaya konu oldu.<\/p>\n
\u00d6te yandan, fosil yak\u0131tlar nedeniyle atmosfere sal\u0131nan metan emisyonlar\u0131n\u0131n, besicilikten kaynaklanan metan gaz\u0131 ile k\u0131yaslanabilecek boyuta geldi\u011fine i\u015faret edilen ara\u015ft\u0131rmada, tar\u0131m faaliyetleri ve \u00e7\u00f6p sahalar\u0131 nedeniyle sal\u0131nan metan gaz\u0131n\u0131n ise fosil yak\u0131tlardan yay\u0131landan yakla\u015f\u0131k iki kat fazla oldu\u011funa dikkat \u00e7ekildi.<\/p>\n
Ara\u015ft\u0131rma, “Environmental Research Letters” dergisinde yay\u0131mland\u0131.<\/p>\n