Natural Resources

March 26, 2012 javedshaikm 2

Our environment provides us with a variety of goods and services necessary for our day to day lives. These natural resources include, air, water, soil, […]

Water pollutants

March 8, 2012 javedshaikm 1

Sediment of suspended matter is another class of water pollutants. These are insoluble particles of soil and other solids that become suspended in water. This […]