Scientists warn of a rare third-year La Niña

Southern Oscillation (ENSO) is an irregular periodic variation in winds and sea surface temperatures over the tropical eastern Pacific Ocean that affects the climate of much of the tropics and subtropics. This natural phenomenon ...

How you can help protect sharks, and what doesn't work

Sharks are some of the most ecologically important and most threatened animals on Earth. Recent reports show that up to one-third of all known species of sharks and their relatives, rays, are threatened with extinction. Unsustainable ...

How is climate change affecting ocean waters and ecosystems?

Biological oceanographer Hugh Ducklow studies the marine food web, and how it interacts with the physical properties of the oceans. Much of his work is through the U.S. Long Term Ecological Research Program (LTER), in which ...

Zombie ice from Greenland will raise sea level 10 inches

Greenland's rapidly melting ice sheet will eventually raise global sea level by at least 10.6 inches (27 centimeters)—more than twice as much as previously forecast—according to a study published Monday.

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