废旧手机让伐木工人销声匿迹

What can save the rainforest? Your used cell phone

The sounds of the rainforest include: the chirps of birds, the buzz of cicadas, the banter of gibbons. But in the background is the almost-always present sound of a chainsaw, from illegal loggers. Engineer Topher White shares a simple, scalable way to stop this brutal deforestation — that starts with your old cell phone.

  • 废旧手机回收再利用,只需录音和全球定位两项基本功能,就能严控非法采伐,让刺耳的电锯声永远消失,从此只有鸟叫虫鸣。

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