Video duration: 105 seconds
Global video hits: 114917
Natalie Portman, Kyra Sedgwick and Chloe Sevigny explain how an action as simple as changing a light bulb can help reverse the effects of greenhouse gases. Featuring the music of Aimee Mann and remarkable footage from the National Geographic library.
For more information visit:
http://www.green. nationalgeographic.c om/?source=4002
Video duration: 94 seconds
Global video hits: 85811
Here is a glimpse of what could be the successor to modern day light bulbs, the Plasma light bulb which puts out nearly 10 times as much light, uses half the power of a traditional light bulb and can reach temperatures that are equivalent of the surface of the sun.