In this article we will discuss about the meaning and nature of climax community. Meaning of Climax Community: Climax community is the stable end product of successional sequence or sere. It is a community that has reached a steady state of species composition, structure and energy flow, under a particular set of environmental conditions. Steady state indicates the dynamic nature [...]
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 [...]