Why I must speak out about climate change - James Hansen
59,903 Views
2,482 Questions Answered
Let’s Begin…
Top climate scientist James Hansen tells the story of his involvement in the science of and debate over global climate change. In doing so he outlines the overwhelming evidence that change is happening and why that makes him deeply worried about the future.
About TED Talk Lessons
TED Talk Lessons are created by TED-Ed using phenomenal TED Talks. Do you have an idea for a lesson? Create it now using any video from YouTube »
Meet The Creators
- Speaker James Hansen