polar ecosystems

基本解釋

That warming also can change weather patterns worldwide and it alters the ecosystems for animals such as polar bears.
這樣的變暖還可能改變世界范圍的天氣規(guī)律；改變對北極熊這樣的動物所處的生態(tài)系統(tǒng)。
bbs.chinadaily.com.cn
Prof Schneider said the next stage of warming was likely to affect small islands, polar bears, mountain top ecosystems and unique and valuable cultures such as the Inuit.
由此可見，氣候變暖將可能直接導(dǎo)致北極熊的絕種。除北極熊外，海象、小島、森林生態(tài)系統(tǒng)甚至人類珍貴而又獨特的因紐特人的漁獵文化也將可能隨之消失。