News tagged with global climate system

Water evaporated from trees cools global climate

Scientists have long debated about the impact on global climate of water evaporated from vegetation. New research from Carnegie's Global Ecology department concludes that evaporated water helps cool the earth as a whole, ...

dateSep 14, 2011 in Earth Sciences
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UN meets to mull climate change quick-fix options

On the heels of another halting round of talks on climate change, UN scientists this week will review quick-fix options for beating back the threat of global warming that rely on technology rather than political ...

dateJun 19, 2011 in Environment
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Arctic sea ice captured by satellite

The Arctic Ocean is covered by a dynamic layer of sea ice that grows each winter and shrinks each summer, reaching its yearly minimum size each fall. While the 2010 minimum remains to be seen, NASA's Aqua ...

dateSep 14, 2010 in Earth Sciences
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Explained: Radiative forcing

When people talk about global warming or the greenhouse effect, the main underlying scientific concept that describes the process is radiative forcing. And despite all the recent controversy over leaked emails ...

dateMar 10, 2010 in Earth Sciences
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