May 26, 2009
BBC News
Giant trees decline in Yosemite: climate change may, or equally may not be to blame
By Richard Cable
A new study has concluded that very large, old trees in California's Yosemite National Park are declining in numbers in all types of forest by an average of 24%. This is alarming news if you consider that this is one of the most environmentally protected areas in the world, let alone the US.
Climate change is clearly in the frame: "... it is quite a surprise that recent conditions are such that these long-term survivors have been affected ... "
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