Source : www.cnn.com
Related posts:
Global Warming (work in progress)
Total global saltwater and freshwater estimates
The Worst Oil Spills in History [Infographic]
Ocean Pollution: Not Just For the Oil Companies [Infographic]
A tree-mendous Christmas!
Infographic Video - 25 years after Chernobyl accident
Home Improvement Trends 2011 [Infographic]
Breaking Down the 2012 US Budget [Infographic]
8 Animal Myths Dispelled [Infographic]
The United States of Energy [Infographic]