Groundwater—the world's largest freshwater resource—is critically important for irrigated agriculture and hence for global food security. Yet depletion is widespread in large groundwater systems in ...

Using measurement data from over 170,000 groundwater monitoring wells and 1,700 groundwater systems over the last 40 years, researchers have shown that global groundwater reserves are dwindling at an ...

Water is typically considered a renewable resource, as the global cycle of evaporation and precipitation constantly redistributes it. But not all sources of fresh drinking water work that way. Some ...

Wells, streams and springs are in danger of going dry. Water levels in as many as a third of the world’s aquifers are declining faster now than they did 40 years ago as we take water out of the ground ...