Everyone needs fresh water, but sometimes need trumps wise use. Humankind’s thirst is draining many aquifers faster than they can be replenished, with some disastrous effects. A new global map of nations’ varying “groundwater footprints” showed the world’s water supplies being sucked up, much of them used to water crops (SN: 9/8/12, p.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.