Ganga River for ages have remained the most sacred river of India. Water of this river has been used for washing, drinking, farming, navigation etc. and, above all, for all sorts of puja and ceremonial purposes. People even worship this river as a divine entity and a large number of religious centres have grown up all along its length. The [...]
In this article we will discuss about the meaning and classification of pollutants. Meaning of Pollutants: In general, any substance that causes pollution may be called a pollutant. It can be said that anything in its excess makes any part of the environment undesirable. "The Indian Environment (Protection) Act, 1986" has defined pollutant as any solid, liquid or gaseous substance [...]
The following points highlight the three important pollutants found in ground water. The pollutants are: 1. Nitrate 2. Arsenic 3. Fluoride. Pollutant # 1. Nitrate: Nitrate in ground water is derived mainly from mineralization of soil organic matter or from use of excessive nitrogen fertilisers. The content of nitrate in drinking water is safe in the range of 1-50 mg [...]