Understand the concept of Reduce, Reuse and Recycle: Do not throw away items that are of no use to you. In-fact reuse them for some other purpose. For e.g. you can use old jars to store cereals or pulses. - See more at: http://www.conserve-energy-future.com/causes-effects-solutions-of-air-pollution.php#sthash.wnZpd8BJ.dpuf