More than two trillion tons of land ice in Greenland, Antarctica and Alaska have melted since 2003, according to new NASA satellite data that show the latest signs of what scientists say is global warming. More than half of the loss of landlocked ice in the past five years has occurred in Greenland, based on measurements of ice weight by NASA’s GRACE satellite, said NASA geophysicist Scott Luthcke. The water melting from Greenland in...
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Arctic Ice shelves suffered major melting over summer
From CBC Canada’s ice shelves suffered massive erosion over the summer, losing almost one-quarter of their area, researchers have found. The ice shelves on the north coast of Ellesmere lost 214 square kilometres over the summer, or an area three times larger than Manhattan Island, said a group of researchers from Ontario, Quebec and the United States on Tuesday. The entire Markham ice shelf broke away in early August and is now adrift in...