Earth May Reach Tipping Point
A group of scientists from around the world who are part of The Berkeley Initiative in Global Change Biology (BiGCB) is warning that an ever-growing population and widespread destruction of natural ecosystems may be driving Earth toward a planet-wide tipping point, an irreversible change in the biosphere with unpredictable consequences. Anthony Barnosky, professor of integrative biology at the University of California, Berkeley, is the lead author of a review paper about this issue in the journal Nature.
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Video by Roxanne Makasdjian, UC Berkeley Media Relations