POLLUTION

POLLUTION

Pollution has been defined by Odum (1971) as “the undesirable change in the physical, chemical or biological characteristics of air, land and water that may affect the human life. The pollutants cause undesirable physical and biological changes. Man is searching for food and better

POLLUTION

Any detrimental change in an ecosystem is called pollution. Human activities cause most kinds of pollution. There is a large human population. Their demands for good sand services are increasing. It increases pollution problems. Water population There are many forms of water pollution. Industries