1. Wel come

2. Air pollution BY; Vinay.U Manikantan.M Manikantan.M Arun kumar.D Arun kumar.D Devaraj.N Devaraj.N

3. Air pollution Air pollution: Is allributed to clouds of smoke let through the chimneys of mills and factories. This causes damage to healthy environment. Another such cause is water pollution.water is pollution because factories are discharging wastes into surface water lakes.

4. The ever increasing number of factories are the cause of sound pollution. The deafening sound is likely to make us deaf. It may result in mental troubles such as anger, unrest,Etc. fallout from nuclear tests contaminates every parts of the world

5. What is Air pollution? The unwanted changes in the physical, chemical and biological characteristics of air that affects living organisms and the surrounding is called air pollution.

6. Effects of air pollution  T This may lead to the melting of the polar ice caps and glaciers causing a rise in the level of water in the seas and oceans. CCarbon monoxide combines with the hemoglobin present in blood and reduce the supply of oxygen.

7. Green house effect Carbon dioxide is used in fire extinguishers, aerated drinks and in the preservation of food like fish and meat. Argon and neon are used in electric bulbs and also for lights used entertainment and advertising.

8. Methods to prevent air pollution  Natural energy resources like solar energy wind energy should be used instead of fossil fuels like petrol and diesel.  The efficiency of the engines has to be increased to control the amount of smoke coming out of the vehicles.

9.  Every vehicle and factory should undergo periodical emission test compulsorily and should exhibit the certificate to show that they are pollution free.  Wild life must be protected by law.

10. EEEEnvironmental degradation must be checked to any cost. MMMMeasures should be taken to protect ozone layer. DDDDischarge of pollution into water must be stopped.

11. TTTThe sound volume beyond certain limit is prohibited by law. PPPPeople need to take special interest in planting trees near their houses for the supply of pure air.

12. Air pollution

13. Thank you