NASA Study Finds Tiny Particles in Air May Influence Carbon Sinks
December 16 — A NASA-funded study provides direct measurements confirming aerosols, tiny particles in the atmosphere, may be changing how much carbon plants and ecosystems absorb from or release to the air. More

NASA Scientists Discuss Giant Atmospheric Brown Cloud
December 15 — NASA scientists announced a giant, smoggy atmospheric brown cloud, which forms over South Asia and the Indian Ocean, has intercontinental reach. More

Greenland's Ice Thinning More Rapidly at Edges
December 15 — Researchers found that ice thinned along the coastlines between 1997 and 2003 much more substantially than it had in the past. More

NASA Eyes Ice Changes Around Earth's Frozen Caps
December 14 — Scientists present findings on dramatic changes to Arctic sea ice and warming, glacier acceleration, and newly discovered relationships between ice sheets, sea level rise and climate warming. More

NASA Finds Trees and Insect Outbreaks Affect Carbon Dioxide Levels
December 13 — Insect control and tree planting could greatly affect Earth's greenhouse gases, according to NASA scientists. More

NASA's ICESat Satellite Sees Changing World Affecting Many
December 13 — NASA's Ice, Cloud, and land Elevation Satellite's (ICESat) precise measurements of Earth's ice sheets, atmosphere, land masses and volcanoes provide a unique look at our planet. More

NASA Announces Science News Conferences At AGU Fall Meeting
December 8 — NASA researchers will present findings on a variety of Earth and Space science topics at the American Geophysical Union (AGU) Fall Meeting in San Francisco, Dec. 13-17. NASA press conferences are in the Moscone Convention Center West, Room MCC 2012. More

NASA Satellites Witnessed El Niño Creep in from the Indian Ocean
December 1 — A new index was created using satellite rain and wind data to see the development of El Niño events by looking at the Indian Ocean. More

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