James Hansen:
James Hansen: Por que preciso falar sobre mudanças climáticas

TED2012 · 17:51 · Filmed Feb 2012
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Importante cientista climático James Hansen conta a história de seu envolvimento com a ciência e o debate sobre a mudança climática global. Dessa forma ele nos mostra as incontestáveis evidências que a mudança está acontecendo e por que isto o deixa profundamente preocupado com o futuro.

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