by hilary and 2 contributors (kirk, mkruchko), 4 pages, modified on

1. Climbing Trees: Plants Move Uphill as World Warms: Scientific American

   Surveys show French forests are changing in response to a warming climate
   
   

   http://www.sciam.com/article.cfm?id=climbing-trees-plants-move-uphill-as-climate-changes&ec=su_plants

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2. Linking Climate Change, National Security : NPR

   Intelligence agencies are debating the effects of climate change on national security. A classified assessment delivered to Congress concludes that rising global temperatures would indirectly present a security threat to the United States.
   
   

   http://www.npr.org/templates/story/story.php?storyId=91906457&ft=1&f=1025

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3. Can a Million Tons of Sulfur Dioxide Combat Climate Change?

   Many climate specialists see so-called geoengineering techniques as a way to bring down global temperatures if other attempts to combat global warming fail. One approach is to inject sulfur dioxide into the stratosphere, where it reacts to form particles that block sunlight.

   http://www.envirolink.org/external.html?itemid=200806240954290.3074

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4. Cement Contributes to China's Bad Climate Rap : NPR Audio Clip

   China, the world's most populous nation, also holds the top spot in another category: carbon dioxide emissions. That's partly because China produces and consumes more cement than the rest of the world combined. Kyle Saunders, a professor at Colorado State University and the editor of the energy blog "The Oil Drum," talks about how cement production relates to global warming. (Audio Clip)
   
   

   http://www.npr.org/templates/story/story.php?storyId=91773682&ft=1&f=1025

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