Aşağıdaki metni okuyunuz ve soruyu cevaplayınız.
Coral reefs are underwater ecosystems characterized by reef-building corals. They are incredibly diverse and support a quarter of all marine species. Often called "rainforests of the sea," they protect coastlines from storms and erosion, provide habitats for many organisms, and are a source of new medicines. Unfortunately, climate change, ocean acidification, and pollution are causing widespread coral bleaching and degradation, threatening these valuable ecosystems globally.
Metne göre, mercan resifleri için en büyük tehditlerden biri DEĞİLDİR?
A) İklim değişikliği
B) Okyanus asitlenmesi
C) Kirlilik
D) Kıyı şeritlerinin korunması
E) Mercanların beyazlaması
