Posts Currently viewing the tag: "NASA"

The image above shows the snow depth in the Northern Hemisphere on December 7, 2002, derived from the National Space Development Agency of Japan’s (NASDA) Advanced Microwave Scanning Radiometer for EOS (AMSR-E) on the Aqua satellite. Low frequency channels (6.9 and 10.7 GHz) of AMSR-E may improve upon the snow…(Read More)

Iceberg B-15A was the largest iceberg in the world (~11,000 square kilometers) when it broke away from Western Antarctica’s Ross Ice Shelf in March 2000. The Multi-Angle Imaging SpectroRadiometer (MISR) acquired these views of the new iceberg B-15J (resting against Ross Island) and B-15A (now free to drift into…(Read More)

Though the Sea of Okhotsk off the eastern coast of Russia is almost entirely covered in ice during the winter months, it is one of the more productive marine environments in the world during the late spring and summer months. Though the island is now officially part of Russia, it has switched hands several times…(Read More)

A colder than normal North American winter saw the entire surface areas of Lakes Superior, Huron, and Erie frozen over for the first time in years. Although the open surface waters of Lake Michigan did not freeze this season, the southern portion experienced a higher than normal amount of ice. Winds and currents drove broken…(Read More)

The Amery Ice Shelf is an important dynamic system responsible for draining about 16 percent of the grounded East Antarctic ice sheet through only 2 percent of its coastline. Most of the mass input to the system occurs from the Lambert Glacier and several other glaciers. Mass loss from the system occurs through basal melting…(Read More)

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