As the war in Iran enters its fourth week, the costs are adding up. NPR's Ayesha Rascoe talks to Doug Weir, with the Conflict and War Observatory, about impacts to human health and the environment.

New research based on 22 years of satellite data shows vast areas of the world are losing fresh water and getting drier. These regions include much of the American West, Mexico, Central America and ...

As the country faces rising energy demand, fuel import dependence, and climate risk, offshore wind offers a long-term pathway to stronger energy security, industrial growth, and system resilience ...

Last January, fires were raging across Los Angeles, smothering some 20 million people across the region in toxic smoke and ash. LA residents worried that the air was toxic, the soil contaminated, and ...