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Topic Area: Life on Earth

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Algae Bloom in Antarctic Sea Ice
03.12.08 -- It was late summer 2007 in the Southern Hemisphere when NASA's Aqua satellite captured this image of Antarctica's Ross Sea (left). The image reveals a subtler sign of the growing season: The yellowish-green tinge of some of the sea ice is probably a bloom of algae.
Release
NASA Scientist Leads International Expedition to Antarctica In Search of Extreme Organisms
02.05.08 -- null
Resource
Inflatable Habitat Blog
01.17.08 -- Get the cold, hard facts about setting up an inflatable lunar habitat in Antarctica straight from the frigid fingers of Larry Toups, habitat lead for NASA's Constellation Program Lunar Surface Systems Office, as he keeps an online journal of the process during January 2008.
Release
NASA Scientists Fly Over Arctic to Study New Year Meteor Shower
12.28.07 -- NASA scientists and astronomers took to the skies at the top of the world to observe the Quadrantid meteor shower. Scientists believe this could be the most brilliant meteor shower in 2008 with over 100 visible meteors per hour at its peak.
Feature
Space Station Provides New 'Window' for International Polar Year
05.11.07 -- Crew members on the International Space Station are supporting the scientific program of the International Polar Year to study the Arctic and the Antarctic by taking new snapshots of Earth's polar regions from the unique vantage point of space.
Feature
'Cool' Science: JPL Observes International Polar Year
03.21.07 -- Scientists at NASA's Jet Propulsion Laboratory have joined colleagues from other NASA centers, U.S. agencies and universities, as well as more than 60 other nations, in a worldwide campaign to better understand the polar regions of Earth. Feature includes video interviews with JPL scientists.
Multimedia
NASA's Role in IPY
02.26.07 -- NASA scientists discuss the role of the agency in the International Polar Year. NASA will study the polar regions of Earth using its system of Earth-observing satellites and explore the poles of Mars and the moon.
Resource
NASA Earth Observations
02.25.07 -- Tracking regional and global changes around the world just got easier. NEO helps you picture climate change and environmental changes happening on our home planet. With NEO you can search for and retrieve satellite images of Earth, download them, and export them to GoogleEarth.
Research Paper
Recent Climate-Driven Increases in Vegetation Productivity for the Western Arctic: Evidence of an Acceleration of the Northern Terrestrial Carbon Cycle
02.01.07 -- Earth Interactions. Authors: Kimball, J.S.; Zhao, M.; McGuire, A.D.; Heinsch, F.A.; Clein, J.; Calef, M.; Jolly, W.M.; Kang, S.; Euskirchen, S.E.; McDonald, K.C.; Running, S.W. (February 2007, Vol. 11, No. 4, 1-30)
Multimedia
Russia's Lena River Delta
01.25.07 -- During the short summer of Russia's Far North, the Lena River Delta thaws and becomes an ecological haven. Scientists are interested in the area because changes in the freshwater runoff as well as the depth of the delta's permafrost are indicators of Arctic climate change.

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