NASA scientists have released a new picture of earth. Remember those pictures from the moon of Earthrise? Now we have satellites that can produce images of our home.
National Public Radio's program Science Friday has a video of how these images are compiled:
Flora Lichtman of Science Friday narrates ...
The results are beautiful, but also useful. Environmental scientists can use these satellite images to track changes in vegetation cover, ice cover, ocean productivity, and so much more. They provide real time data on how our world is changing.
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