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Drought the new normal in BC?

Western forests could be facing a 100-year drought, turning to scrubland by the end of the century – and taking their ability to soak up carbon with them, according to a new study.

The new research, published in Nature Geoscience July 29, suggests the western evergreen forests, which cover an area from southern Canada to northern Mexico, took up a lot less carbon from the atmosphere during the drought that lasted from 2000-2004. That's normal, and expected. The question is what happens after that.

Christopher Schwalm and his colleagues at Northern Arizona University's School of Earth Science and Environmental Sustainability think that there is a good chance the drought could be the new normal. If that happens, a big carbon sink will be lost.

Read the full report on MSNBC.msn.com


August 12, 2012
By Scott Jamieson


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