Question

what do think of when hou hear or the word pollution​

Answer 1

Pollution is the mixing of pure or clean natural elements with harmful gases and substances which actually we release

Answer 2

Pollution:

• When we hear the word pollution that only means that the mixture of the harmful gases like the compounds of the carbon and sulphur which blocks the supply of the proper oxygen to the atmosphere.
• And by hearing this word the only thing that comes in mind is that if we want to reduce the level of the pollution in the atmosphere then we have to plant more and more trees which enhance the production of the oxygen and its supply to the atmosphere.