Up in smoke

Get ready Western North America, climate change is well upon us and the trends so far spell D-R-Y, as in very dry.

Researchers Overpeck and Udall*, writing in a recent ‘perspectives’ report in Science Magazine (Climate Change: Dry Times Ahead, 25 June, 2010), cite a litany of  troubling trends to support their prediction:  “soaring temperatures, declining late-season snow pack, northward-shifted winter storm tracks, increasing precipitation intensity (note: not total rainfall), the worst drought since measurements began, steep declines in Colorado River reservoir storage, widespread vegetation mortality, and sharp increases in the frequency of large wildfires.”

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