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Composition and Structure of Atmosphere
The atmosphere is important to the man in the following ways :
1. Atmosphere makes the earth habitable.
2. Life supporting gases are found in the atmosphere. These are oxygen and nitrogen for animal and plant life.
3. It is the store house of water vapour.
4. It protects us from the falling meteors.
5. It absorbs ultra-violet rays.
6. It acts as a greenhouse by moderating the extremes of hot and cold.
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