Explore the world of Knowledge

Thursday, 9 June 2011

Air Pollution


  • Air is a mixture of various gases of which 78% IS NITROGEN AND 21% is oxygen. Other gases like carbon dioxide, argon, methane, helium, ozone and water vapours are also present in very small amount.


  • Air pollution is the contamination of air by impurities which may have a harmful impact on the living organisms and the non-living components.


  • Pollutants are the substances which contaminate air.


  • Increasing levels of greenhouse gases like CO2 are leading to global warming.


  • Some major causes of air pollution are :
      
        Excessive burning of fossils fuels like coal, kerosene,   petrol or diesel.
        
         Smoke from factories and vehicles.
       
         Use of certain substances like chlorofluorocarbons.

· Methyl isocynate, also called MIC released from the Union Carbide Factory at Bhopal contaminated the environment to such a large extent that thousands of people lost their lives.


·An increase in earth’s temperature by even as little as 0.5degree C can cause serious effect like melting of glaciers.


· Due to greenhouse effect, the average temperature of the earth’s atmosphere is gradually increasing. This is called Global Warming.


Share:

0 comments:

Post a Comment


Welcome to YMK

You Must Know(YMK) is meant for knowledge and educational purposes. A domain for facts, news, information, biographies and many more. It aims to keep you updated with the happenings all around us.

Be the follower

Follow Us

Total Pageviews

Translate

WikiSearch

Search results

Archive

Recent Posts

Recent Posts

About the author

My photo
Prakhar is a Forensic Science graduate, writer and blogger. He has also been working as a Freelancer for the last 6 years. While still in school, he, as a ghostwriter, wrote a number of academic books ranging from subjects like Math, English and edited guides and workbooks for Olympiad preparations. His work not only includes writing but also extends to sending those written works in a typed version, and he has been into this for more than 8 years. Almost all of his writing work is typed solely by him. He has designed logos for a couple of institutes in India, mostly coaching centers. He also runs a blog of education where he puts in important key information in an interestingly readable way. Over the last 8 years, he has successfully gained an audience base of more than 71,000. In that domain, he is currently working with Google Ad-Sense. He likes to fill his spare time with reading, e-learning, and content writing and typing, in collaboration with authors of different publication houses.

Join Us on Facebook

Write To Us

Send Your Feedback

Newsletter

Top reviews