'Broken Heart' Image the Last for NASA's Long-Lived Polar Mission
April 28 — NASA's Polar satellite concludes its successful mission at the end of April with a breathtaking visible light image of the colorful dancing lights of the aurora. More

NASA Web Tool Enhances Airborne Earth Science Mission
April 24 — NASA is taking flight over the Arctic to uncover how pollution and wildfires may affect its atmosphere and sea ice. More

NASA Satellites Aid in Chesapeake Bay Recovery
April 22 — The nation's largest estuary just happens to be in the backyard of NASA's Goddard Space Flight Center. More

Larger Pacific Climate Event Helps Current La Niña Linger
April 21 — Boosted by the influence of a larger climate event in the Pacific, one of the strongest La Niñas in many years is slowly weakening but continues to blanket the Pacific Ocean near the equator. More

Researchers Warm Up to Melt's Role in Greenland Ice Loss
April 17 — Satellite and ground-based observations confirm that summertime melt contributes to the speed up of ice loss in Greenland, but that the seasonal melt is not as critical a factor as other causes. More

New Atlases Use NASA Data to Chart Ocean Winds
April 17 — Researchers compiled seven years of data from NASA's QuikScat satellite to create a never-before-available monthly atlas of how frequently high winds blow over the open oceans. More

NASA Launches Airborne Study of Arctic Atmosphere, Air Pollution
April 1 — The Arctic Research of the Composition of the Troposphere from Aircraft and Satellites, or ARCTAS, is the most extensive field campaign ever to investigate the chemistry of the Arctic's lower atmosphere. More

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