📰00USGS Investigates Groundwater Drought Metrics Across the United States All News·krossos@usgs.gov·about 1 month ago#szo2srnn#usgs#pioneering#study#geological#survey#photo+2 more🧰Tag tools✨Add tagIn a pioneering study led by the U.S. Geological Survey (USGS), researchers analyzed groundwater levels across the conterminous United States to see how certain drought metrics, like severity and duration, change over time.15s0Read later0Read More