Company Profits Unaffected by Climate Change Laws in Global Poll
Jesse Allen and Robert Simmon/NASA Earth Observatory
The Petermann Glacier is a river of ice in northern Greenland that opens into the Arctic Ocean. A large iceberg broke free on July 16 and began its drift down the fjord. A NASA satellite on July 21 captured this image of the iceberg, which covers an area of more than 46 square miles.