California’s water future isn’t just about scarcity—it’s about cost. A new study published in Nature Sustainability reveals that when drought hits, the price of surface water from rivers, lakes, and ...

Groundwater is rapidly declining across the globe, often at accelerating rates. Researchers now present the largest assessment of groundwater levels around the world, spanning nearly 1,700 aquifers.

Water is the essence of life, and nowhere is that more clear than in hot, dry Arizona. That’s a problem, but an even bigger one lurks beneath the surface of the state. According to a new study, ...

The numbers are so vast, so enticing that they tantalize like a desert oasis. Deep below the surface in Arizona – roughly a quarter mile underground – sit large volumes of water that are less salty ...