Satel­lite to mea­sure Earth’s ice changes

Chattanooga Times Free Press - - NATION -

VAN­DENBERG AIR FORCE BASE, Calif. — A NASA satel­lite de­signed to pre­cisely mea­sure changes in Earth’s ice sheets, glaciers, sea ice and veg­e­ta­tion was launched into po­lar or­bit from Cal­i­for­nia early Satur­day.

A Delta 2 rocket car­ry­ing ICE Sat-2 lifted off from Van­denberg Air Force Base at 6:02 a.m. PDT and headed over the Pa­cific Ocean. NASA Earth Sci­ence Di­vi­sion di­rec­tor Michael Freilich said the mis­sion in par­tic­u­lar will ad­vance knowl­edge of how the ice sheets of Green­land and Antarc­tica con­trib­ute to sea level rise.

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