Satellite images collected during the course of a year by NASA and the National Oceanic and Atmospheric Administration (NOAA) provide a vivid depiction of worldwide vegetation.
According to a NOAA report, although 75% of the planet is a relatively unchanging ocean of blue, the remaining 25% of Earth’s surface is a dynamic green.
Greenness On Our Planet (NASA)
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Satellite data from April 2012 to April 2013 were used to create this image. Dark green areas are lush in vegetation, whereas pale colors are sparse.
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Amidst the deserts of Egypt, the Nile River provides life-sustaining water to the region. Also visible are the urbanized areas of northern Egypt, based on satellite imaging data taken July 9-15, 2012.
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The Tigris (north) and Euphrates (south) Rivers create a fertile crescent through central Iraq,. Images were taken November 12-18, 2012.
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Moisture from the Caspian Sea precipitates on the northern edge of the Elburz Mountains, and on the southern edge, deserts emerge in the rain shadow. Images taken November 5-11, 2012.