NASA 360 Vodcasts

Episode 2 (1x2)

Ausstrahlung: Sep 08, 2008

On today's program, we are going to be talking a lot about alternative energy sources and how our current way of generating energy is negatively affecting the Earth. Now, unless you've been living in cave somewhere -- maybe you're living under a rock -- you've probably heard tons of talk recently about the changing weather patterns in our world -- you know, like global warming.