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Many industries hae come up owing to rapid urbanisation. furthermore, there is an ever increasing demand of petrol and diesel for running various meand of transport. As a risult, a heave amout of carbon monoxide, hydrocarbon, sulphur-dioxide and many more gases are polluting the air.
The major threat to humanity comes from the development of nuclear sciences. The consequences of nuclear bomb over Hiroshima and Nagasaki cannot be forgotten. The nuclear experiments world wide are destroying the atmospheric balance. The poiconous gases, chemicals and dust released inti the air falls back on earth a acid rain harming crops life. This has caused various harmful diseases.
Rain water is considered as the purest form of water. Water pollution in lakes, rivers, ponds and other water bodies is caused by surfacae water which carries a large amount of chemical discharge of industries and inorganic discharge of city sewage. Thus water if not purified for drinking purposes can result in an epidenic. Such impurities are a serious threat to the existence of mankind.
Our country faces one more problen i.e. noise pollution.Loud horns during taaffic chaos,screaming loudspeakers at different occasions and blasting crackers that almosst make one deaf arfe killing the peaceful silence.
Ath this pace the continula growth will result only in destruction. Steps must be taken to prevent the increasing pollution in order to provide healthy surroundings to our future generations. Check on population growth will slow down urbanisation. Limiting the gowth of industries and dependence on machines will minimise air pollution as well as water pollution, Use of siliencers, abiding buy proper tarffic regulations and checking excessive use of public speaker systems can help in reducing noise-pollution
This is the time to implenent the steps for environmental protection. It has been rightly said that there is somrthing in this world which money can't buy, such as beautiful scenery and fresh air.