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Forests Dying in Alaska

Forests Dying in Alaska

Some 4 million acres of mature trees in Alaska have been killed by spruce bark beetles. Scientists believe that warmer temperatures have allowed the beetles to breed and mature twice as fast as normal.
AFP / Getty Images
Jan 22nd 2008 @ 12:11PM

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Global Warming in Pictures

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Sea Level Rising
Temperatures on the Rise
Snowless Alps
2007: Warmest Year Ever?
Fast Track to Extinction
Climate Change Already Killing Species
Central American harlequin frogs are among the hardest hit by the effects of global warming, having lost 67 percent of their pop
Antarctica Is Melting
Greenland's Glaciers Melting Faster
Why Earth Is Warming
Forests Dying in Alaska
Maple Trees on the Move
Tropical Diseases Spread
Deadly Heat Waves
Rising Risk of Wildfires
Bigger Rains, More Floods
Weakened Coral Reefs