4-corners Southwest US drought die-off Pinus edulis.

, climate scientist

July 27, 2012

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Massive piñon pine tree forest loss after the 2002 to 2003 drought in the four corners region of the U.S. Image source: Craig D. Allen, United States Geological Survey.

Left picture taken in 2002 and right picture taken in 2004 by Craig D. Allen, U.S. Geological Survey.

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About the author: Brenda Ekwurzel is a climate scientist and assistant director of climate research and analysis at UCS. She has expertise on many aspects of climate variability including Arctic Ocean and sea ice, wildfires, groundwater, and coastal erosion. She holds a Ph.D. in isotope geochemistry from Columbia University (Lamont-Doherty Earth Observatory). Subscribe to Brenda's posts

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