The killer whale populations in Europe are facing severe declines as a result of hazardous man-made chemicals that have been banned for 30 years. Restriction for disposal of items that contain the chemicals could help save the whales from extinction.
The official hurricane season runs from June through November, but this January has already brought two named storms, subtropical storm Alex in the Atlantic Ocean and hurricane Pali in the Pacific.
On Wednesday, the US Fish and Wildlife Service announced new measures to protect the northern long-eared bat, which has seen significant population losses linked to the spread of a fungus.
Why is Greenland's ice sheet melting? Scientists say nighttime clouds act as a blanket to prevent warm air from escaping. Scientists say new satellite data will help improve future climate models to better inform policy decisions.
Looking toward a future with more people and more droughts, experts say Western farmers may have to follow the agriculture strategies of underdeveloped countries.
Air pollution in China remains far above safe levels, but new government policies are stepping up to tackle it, spurred by concerned citizens who are taking matters into their own hands – literally.