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Grist

This simple metal tube helps scientists predict drought before it happens

17 hours 38 minutes ago
On a snowy February morning, Toby Rodgers strapped on a pair of snowshoes and trudged across a snowy field in Washington’s Cascade mountains. Rodgers, a hydrologist for the U.S. Department of Agriculture’s Natural Resources Conservation Service, had traveled into the mountains that morning to sample snow. He had also brought along something unusual looking: a […]
Jesse Nichols