James Hansen:
James Hansen: 我为什么要声讨气候变化

TED2012 · 17:51 · Filmed Feb 2012
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顶级气候学家James Hansen讲述他参与的全球气候变化科研与辩论。他向我们展示了气候变化的强有力的证据,以及他为什么对未来充满了担忧。

James Hansen has made key insights into our global climate — and inspired a generation of activists and scientists. Full bio
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