EPISODE · Mar 3, 2015 · 9 MIN
如何拯救热带雨林？——你的旧手机 | Topher White
from TEDTalks 科技 · host TED
热带雨林的声音包括：鸟类的啁啾，蝉的嗡嗡声，长臂猿的戏谑。但背景里几乎总是有非法伐木者的电锯声音。工程师 Topher White与我们分享了一个简单的，可扩展的方式来制止这种野蛮的森林砍伐 ——使用你的旧手机。 Translated by Jingyao XueReviewed by Lee Li
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