Researchers use satellite data to map hidden groundwater pathways in Nevada, offering a new tool for understanding and managing aquifers.
Tag: groundwater depletion
New research finds the Upper Colorado River Basin lost 4.6 trillion gallons of groundwater during drought, nearly twice the Lower Basin's losses.
Arizona moves toward new groundwater limits in San Simon as state data show falling water levels, land subsidence and earth fissures.
A new study links major industrial emitters to declining Western snowpack, streamflow, rising irrigation demand and groundwater loss.
A new USGS study of 1980 to 2020 finds U.S. streams often running higher while groundwater levels keep dropping, with drying strongest across the arid West.
The United States added more than 3 million acres of irrigated farmland since 1997, but many Western states lost ground as water moved from farms to cities.