Tuesday Top of the Scroll: Why the Western drought isn’t going anywhere this winter
The latest measurements from the National Oceanic and Atmospheric Administration shows the American West is in for another dry La Niña winter, unwelcome news for the West currently struggling to keep flowing its main source of water: the shrinking Colorado River. … La Niña seasons usually bring less snow to the Rocky Mountains, the source of that river’s flow, and to the Sierra Nevada mountains, which quench central California’s agriculture economy and major cities all the way down to San Diego. One thing meteorologists are counting on to now break the drought: A big atmospheric river, like a river of rain in the sky, bands of concentrated moisture flowing through the atmosphere in the middle latitudes of the Earth.
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