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A map of the Western United States with a color scale from red to blue where the darkest red indicates a 5 or more centimeter deficit in water per year and darkest blue 5 or more centimeter surplus. With the exception of Eastern Montana and Colorado the entire map is neutral to red shaded with Southern Central California a dark red spot with the entirety of the state in a shade of orange.

Groundwater Declines in the U.S. Southwest

Record snowfall has not been enough to offset groundwater losses amid long-term drying and a heightened demand for the resource. View the full story

Image Credit: NASA Earth Observatory / Wanmei Liang
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Image CreditNASA Earth Observatory / Wanmei Liang
Size1024x1422px