Sea Ice Clearing from Northwest Passage August 7, 2012 | NASA Earth Observatory "In late July 2012, sea ice retreated from Parry Channel in the Northwest Passage. The... Rapid Melting in the Northwest Passage August 13, 2012 | NASA Earth Observatory Warm summer temperatures have been melting the ice pack on the Northwest Passage (a sea... Enormous Iceberg from Petermann Glacier July 20, 2012 | NASA NASA Earth Observatory has a satellite image of the enormous iceberg that recently calved from... Ozone From Asia? March 6, 2012 | ScienceMag.org Ozone produced in Asia is now being detected and mapped as it crosses the North... National Climate Assessment January 25, 2013 | U.S. Global Change Research Program "Climate change is already affecting the American people. Certain types of weather events have become... Hydroelectric Power in the United States March 9, 2012 | Energy Information Administration "The importance of hydropower as a source of electricity generation varies by geographic region. While... Methane Release in a Thawing Arctic May 21, 2012 | New York Times As Arctic temperatures warm and permafrost melts, methane, a greenhouse gas, is being released and... Seismic Safety in Burma November 7, 2012 | USGS "The country of Burma straddles a complex and highly active earthquake zone — the junction... |