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Once Resilient, Trees In The West Now More Vulnerable To Fires

2013-07-29 22:48:00| Climate Ark Climate Change & Global Warming Newsfeed

National Public Radio: On any given day, there's a wildfire burning somewhere in the U.S. - and that's not necessarily a bad thing. Many western forests have evolved with fire, and actually benefit from the occasional wildfire. A nice little ground fire every few decades cleans house in the forest. It burns the grass and brush, and maybe some smaller trees - the "ladder fuels" that might carry a fire up into the tree canopy. Those canopy fires are the worst kind - they kill forests. But scientists are discovering...

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