9/6/2008	Meteorology & Weather Map Sites
9/5/2008	Mysterious Molecule Cleaning Acid Rains!
5/14/2008	Al Gore uses Hurricane Katrina to sell...
5/14/2008	Air pollution may cause deadly blood clo...
2/10/2008	Global Warming Test Post

Most of the observed increase in globally-averaged temperatures since the mid-20th century is very likely due to the observed increase in anthropogenic GHG concentrations. It is likely there has been significant anthropogenic warming over the past 50 years averaged over each continent (except Antarctica). IPCC 4th Assessment Report, Climate Change 2007

User Comments
No Comment for this item yet.

Add Comment

You must be logged in to add a comment