Deforestation is one ofthe principal causes of global warming. 森林砍伐是全球变暖的主要原因之一

181. When they burn, forests and their soils...
     当它们燃烧时 森林及它们的土壤
182. Release huge quantities ofcarbon,
     释放出大量的碳
183. Accounting for 20% of the greenhouse gases emitted across the globe.
     占全球排放温室气体的20%
184. Deforestation is one ofthe principal causes of global warming.
     森林砍伐是全球变暖的主要原因之一
185. Thousands of species disappear forever.
     数千物种灭绝
186. With them, one of the links in a long chain of evolution snaps.
     进化长链中的一环随之断裂
187. The intelligence of the living matter from which they came...
     形成它们的生命物质信息

来自《家园 第二部分 Home Part2》第 184 行