****POLLUTION****
Dragon358 2012/03/23 04:42
Pollution is the introduction of contaminants into a natural environment that causes instability,disorder,harm or discomfort the ecosystem i physical systems or living organisms.(1>pollution can take the form of chemical subas noise,heat or light. Pollutants,the componants of pollution, canbe either foreign substances / energies or naturally occurring contaminants. It is your view about that..........??