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SANTA CRUZ, California — The southern sea otter, Enhydra lutris nereis, continues its climb toward recovery, according to the annual count released...

Now in its ninth year, Watershed Watch educates children and adults about the health of the Boise River watershed

Two snapshots from Landsat show the extent of a landslide in an Alaska National Park.

Mercury contamination is widespread, at various levels across western North America in air, soil, sediment, plants, fish and wildlife.

NEW DELHI, INDIA – The collaborative work of the U.S. Department of the Interior and the Lower Elwha Klallam Tribe to restore the Elwha River of...

Representatives from the offices of Senator Roy Blunt, Senator Claire McCaskill and Congresswoman Vicky Hartzler will join leaders from the U.S...

It’s not flirting for submarines, but this week’s EarthWord does feature the ocean...

Tsunami evacuation planning in coastal communities is typically based on maximum evacuation zones that reflect a combination of all potential extreme...

New strides have been made toward quantifying how geomagnetic storms can interfere with the nation’s electric-power grid systems.