Loading…

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

TED2012 · 17:51 · Filmed Feb 2012
Watch next...
David Deutsch: Chemical scum that dream of distant quasars
arrow
1,130,078 Total views

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.

Climatologist
James Hansen has made key insights into our global climate — and inspired a generation of activists and scientists. Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.

Discuss

881 comments

Enthusiastically agree? Respectfully beg to differ? Have your say here.

2000 characters remaining
Don't have an account? Sign up now — it's fast and free.
Sort comments by
There are currently no comments for this talk.