Cathleen O’Grady, Ars
Groundwater is an “invisible resource,” writes environmental engineer Debra Perrone. It “flows slowly under our feet through cracks in rocks and spaces in sediments,” she says, contrasting it with the more visible and obvious dams and rivers on the surface. This invisible resource is a quiet hero, supplying around a quarter of the US’ daily freshwater needs.
Original Title: U.S. Wells Being Drilled Deeper as Groundwater Vanishes
Full Text of the Original Article: https://www.realclearscience.com/2019/07/26/us_wells_being_drilled_deeper_as_groundwater_vanishes_286877.html