Climate Change & Global Warming

Will global warming cause tourism at U.S. National Parks to warm up or overheat?

Attention: Climate.gov will undergo scheduled maintenance on Saturday, Aug 1 (5:30am ET to approximately 7:00pm ET)
We apologize for the inconvenience.

Thursday, December 1, 2011

  • In the 2011 Arctic Report Card, scientists report that the bright white surface of the Greenland Ice Sheet has grown less reflective. The darker surface absorbs more sunlight, accelerating melting.