Thursday 4 July 2013

Environmental Pollution And 22nd Century

Our movement into the 22nd century has neither been smooth nor very happy as we find the atmosphere and water risingly polluted. In the cities the air is getting dustier and dirtier and this pollution is becoming troublesome and dangerous to every one rich and poor same. Modern civilisation is basically responsible for the pollution in the atmosphere. The causes of this atmospheric or environmental pollution are, the rise in population or population explosion is much at the bases of the population problem.

With the increase in population we need more houses, more motorcycles, cars, buses and other vehicles giving out smoke and gases. Naturally forest areas are minimised, trees are cut down to make room for houses with the result that there is more of carbon dioxide and less of freshness in the air. With more roads, rail and air traffic the atmosphere is getting polluted. When there are more people and more houses, roads,  drains, pipes and garbage heaps multiply with the result that greenery begins to disappear and underground water resources begin getting polluted. The fuel for cooking purposes, it is gas or oil or coal, it burnt for greater quantities of food spreading pollution around. Population control is the need of the hour in view of the over crowded dirty and polluted cities and towns. The setting up of industrial centres and factories in areas closes to cities and towns adds to the already existing pollution. No doubt cities go on expanding and reach close to industrial areas or estates outside. But through careful planning residential areas can be located very far away from industrial complexes.

Machinery in factories should be such as gives out the least dangerous exhaust or makes the least noise. In certain parts of under developed countries industries are polluting the city water and atmosphere tremendously. For example, the industrial areas around the different cities are adding to water and atmospheric pollution. The tanneries give out liquids that mix with underground water reservoirs while their exhaust pollution the atmosphere. Tons of garbage or refuse and industrial wastes are dumped and unloaded underground or in rivers and seas. This causes dirty living conditions, killing of fish or sea animals or harms their growth. Falling oil from ships in the oceans proves dangerous to the sea life. Better ways of dumping industrial waste should be found so that the health and life of sea creatures and human beings are not affected. And the quantity of these wastes should be reduced through population control and demands for industrial products. The burring of chemicals and giving out the carbon dioxide and other gases by heavy machines and cars add greatly to atmospheric pollution. The carbon dioxide stops the sun rays from returning from the earth's surface after reflection. Earth is heating it causes storms, floods and dryness. The air that we take and breathe gets impure and we can fall ill more easily. The burning and air conditioning processes disturb the ozone layer above the atmosphere badly.

The disturbed ozone layer does not stop all the dangerous rays from reaching the earth. This causes too much heating of the earth diseases of the skin and other dangerous diseases if a person opens his body to the sun for long. Noise pollution is no less painful and harmful than the pollution caused by gases and chemicals.

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