USGS-led study finds that recent unusual snowpack declines in the Rockies may signal a fundamental shift from precipitation to temperature as dominant influence
Green Car Congress
JUNE 12, 2011
anthropogenic warming by decadal variability.Together these events. USGS scientists, with partners at the Universities of Arizona, Washington, Wyoming, and Western Ontario, led the study that evaluated the recent declines using snowpack reconstructions from 66 tree-ring chronologies, looking back 500 to more than 1,000 years.
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