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Greenland's Extreme July Meltdown
Greenland's Extreme July Meltdown
WASHINGTON, DC, July 24, 2012 (ENS) - Virtually the entire ice sheet covering Greenland - from its coastal edges to its two-mile-thick center - experienced some degree of melting for several days this month, according to an analysis by NASA and university scientists based on measurements from three satellites.
An estimated 97 percent of the top layer of the Greenland ice sheet thawed at some point in July, the satellite data shows. This is the largest extent of surface melting observed in three decades of satellite observations.
One set of observations of the Greenland melt were made by an instrument called the Special Sensor Microwave Imager/Sounder aboard the satellite operated by the U.S. Air Force's Defense Meteorological Satellite Progam, DMSP.
Another set of satellite data of the Greenland melt was obtained from India's OceanSat-2. ...............(more)
The complete piece is at: http://www.ens-newswire.com/ens/jul2012/2012-07-24-02.html
