The aridity index is an invaluable tool used for estimating how dry (or how humid) a location is based on the precipitation and evapotranspiration occurring in the area. It is useful for predicting ...

A recent study reveals the potential risk of river water flowing underground in Brazil due to high groundwater extraction, which could lead to losses in streamflow. Researchers found a correlation ...

Even though groundwater only makes up an estimated 0.61% of the water on Earth, it accounts for 98% of the available freshwater (Fetter, 1999). In many parts of the world (including southwestern North ...

California might step in to regulate groundwater use in part of the crop-rich San Joaquin Valley, which would be a first-of-its-kind move that comes a decade after lawmakers tasked local communities ...