Air and Atmosphere

Air and Its Constituents

Air and its Constituents-I

The atmosphere is a layer of air surrounding the earth. It extends up to three hundred and 320 km. Air is found in atmosphere as well as in dissolved in water. We cannot see air but we can feel the presence o .... Read More

Air Quality

Air pollution is one of the major man made problem. When undesirable substances that are harmful for living beings are mixed with air, it is said to be polluted. Human activities are the main reason for air pollution. Air pollution is also caused by emission of harmful gases from vehicles and use .... Read More

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