James Hansen: Why I must speak out about climate change

TED · 358K views · 2012 · 17:52

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Why the open web links it

A top climate scientist explains his concerns and the evidence behind the urgency of climate change.

Linked by 17 independent sites, 4 of them widely read in the 2026-10 crawl of the open web, including nasa.gov, columbia.edu, nwf.org, udg.edu, skepticalscience.com.