Alexander Maclean, Cronkite News Service//October 1, 2009//

A new study suggesting that human activities are nearing or exceeding the boundaries of Earth’s ability to sustain life as we know it has special significance in the Southwest, which...

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Tags: Arizona State University School of Human Evolution and Social Change, climate change, University of Arizona Institute of the Environment, planetary boundaries, southwest U.S.

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Researchers: Study suggesting planet near tipping points has special significance for Southwest

Researchers: Study suggesting planet near tipping points has special significance for Southwest

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