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NPR's John Nielsen reports that increasing the supply of iron in the world's oceans could help fight global warming. More iron in the ocean generates larger phytoplankton which in turn soak up carbon dioxide, the main contributor to global warming. The idea, known as the "iron hypothesis," has been around for years, but is slowly gaining more currency among oceanographers. (3:40) (Stations: studies on the topic are featured in the latest edition of the journal, "Nat

Two companies say the best way to slow global warming is to dump iron into the oceans. The iron would trigger blooms of tiny plants that suck carbon dioxide out of the atmosphere and then keep it trapped deep in the ocean. But scientists are wary.

"The discovery signals a potentially habitable environment in the ocean of Europa," according to the Webb Space Telescope's website.

Impacts from climate change, overfishing and poor water quality continue to destroy Florida's coral reefs. The conservation nonprofit OceanX has...

To steal oil, lots of people need to be in on it: small time crooks and criminal bosses, the owners of oil tankers, corrupt officials and even traders in the United States looking the other way.

NPR's Ari Shapiro speaks with Daviz Simango, mayor of Beira, Mozambique, about the damage done by Cyclone Idai and how he wants President Trump to see it so that he can understand climate change.

When disaster strikes a poor country, aid workers from all over the world normally flood the zone. This time, fear of the virus is keeping experts from answering West Africa's calls for help.

Many of the workers in Maine's lobster processing industry are people of color, but lobstermen are almost all white. A new program is aiming to diversify the state's lobster fleet.

Journalist Virginia Sole-Smith says efforts to fight childhood obesity have caused kids to absorb an onslaught of body-shaming messages. Her new book is Fat Talk.

The National Oceanic and Atmospheric Administration is forecasting 14 to 21 named storms during the upcoming hurricane season, making it the seventh consecutive above-normal year.