Layers+of+Earth-+Atmosphere

The atmosphere protects the creatures of earth from the dangers of space. It blocks out the harmful UV rays, destroys meteors that are on impact with the Earth and creates a livable space for all life to enjoy.

http://www.kowoma.de/en/gps/additional/atmosphere.jpg

Article- http://csep10.phys.utk.edu/astr161/lect/earth/atmosphere.html

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