Science & research

The 2013 National Climate Assessment

The National Climate Assessment (NCA) is a report released every four years (last assessment was in 2009) to inform Congress and the President on recent advances in climate change impacts in the United States.  However, almost all of the components that go into the production of this report are made available to the public. Some of the components (e.g.

Nov 21, 2012
Michelle Staudinger