 | • The greenhouse effect How the Earth maintains a temperature conducive to life |
 | • Cooling the planet Check out five far-out ideas on how to engineer a cooler Earth. |
 | • Eyeing the ice The National Science Foundation's Tom Wagner explains why climate experts are eyeing Antarctica. |
 | • Capturing CO2 A look at carbon sequestration |
 | • Melting mountains Data shows five areas of concern |
 Wieck | • Greenest and meanest vehicles 2007 vehicle models by their “green scores.” |
 | • Energy map of America A look at where the nation gets its energy |
http://www.msnbc.msn.com/id/17802540/from/ET/
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