For more than 40 years, Landsat satellites have collected millions of images of this region and others worldwide. And as Landsat 8 begins its new mission, collecting more than 400 images per day, scientists are anticipating what the program's trove of images will reveal about Earth's surface.
Fuente : http://www.eurekalert.org/pub_releases/2013-06/nsf...
Fuente : http://www.eurekalert.org/pub_releases/2013-06/nsf...