earth science
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West megadrought worsens to driest in at least 1,200 years
The American West’s megadrought deepened so much last year that it is now the driest in at least 1,200 years and is a worst-case climate change scenario playing out live, a new study finds. A dramatic drying in 2021 – about as dry as 2002 and one of the driest years ever recorded for the…