Saturday, July 19, 2014

Discovery Channel: Carbon footprint



The Discovery Channel video "Global Warming : what you need to know : carbon footprint" demonstrates how much carbon dioxide the average American family produces and presents a graphical timeline of global warming throughout history. Hosted by Tom Brokaw, interviewing NASA's top climate scientist Dr James Hansen and Princeton University professors Michael Oppenheimer and Stephen Pacala.

No comments:

Post a Comment