How much fresh water is in the United States? It's a tough question, since most of the water is underground, accessible at ...

Groundwater records from the last ice age indicate that aquifers in the U.S. Southwest are more sensitive to global warming than aquifers in the Pacific Northwest. When you purchase through links on ...

An interdisciplinary team of researchers has developed a machine learning framework that uses limited water quality samples to predict which inorganic pollutants are likely to be present in a ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. The continents are rapidly drying out and the earth’s vast ...

As the Colorado River's giant reservoirs have declined during the last two decades, even larger amounts of water have been pumped and drained from underground, according to new research based on data ...

The Colorado River basin has lost a Lake Mead’s worth of water in the last 20 years — and scientists say we’re passing a "critical point" where pumping groundwater will become too expensive. When you ...