An area the size of illinois- 面♥积♥相当于伊利诺斯州的热带森林

170. Not that of the mangroves.
     防止虾类窒息
171. Since the 1960s, deforestation has constantly gathered pace.
     1960年代以来 森林砍伐愈演愈烈
172. Everyyear, 13 million hectares of tropical forest-
     每年 有1300万公顷
173. An area the size of illinois-
     面♥积♥相当于伊利诺斯州的热带森林
174. Disappear in smoke and as lumber.
     消失在浓烟中沦为木材
175. The world's largest rain forest, the amazon,
     世上最大的热带雨林亚马逊
176. Has already been reduced by 20%.
     其面♥积♥已缩小20%

来自《家园 第二部分 Home Part2》第 173 行