oceans

David Rockefeller Jr.: sailor, conservationist, and philanthropist

Haro Strait is home to a pod of more than 80 orcas, known as the Southern Residents, which were declared an endangered population in 2005.

Local politicians in Florida use the bible to argue against manatee protections

Aleut students from Kodiak and Old Harbor go to 'science boot camp'

Rx against street violence: scuba

The unicorns of the sea are threatened by rising water temperatures

U.S. coal-fired power plants pump more than 48 tons of mercury into the air each year

Fabien Cousteau, ocean explorer and Plant a Fish founder

San Francisco's Dolphin Club

Three pods of orcas known as the "Southern Residents" have feasted on salmon in Puget Sound for thousands of years. Now they're vanishing.