Sajjad MT
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مدیر بازنشسته
Pollution is something that causes some sort of damage or problem to the environment or atmosphere.
Atmospheric pollution is due to harmful gases such ozone,carbon monoxide(CO),carbon dioxide(CO2), sulphur dioxide and nitrogen dioxide and very small particles of carbon.
Water pollutionAtmospheric pollution is due to harmful gases such ozone,carbon monoxide(CO),carbon dioxide(CO2), sulphur dioxide and nitrogen dioxide and very small particles of carbon.
Water pollution is the présence in water of harmful material, such as sewage, dissolved metals, waste fromfarms and factories and includes crude oil spilled from shipwrecked tankers.The three main substances that pollute water are nitrates from fertilisers, sewage and detergents.[SUP][1][/SUP]Pollution causes harm to living things in water and can also harm to people's health, and can problems such as cancer.The main sources of water pollution is from sewage, farms and factories.
Noise pollutionThe harmful noise in our environment, such as the sound of cars in a city, loud speakers ,etc. is called noise pollution. Noise pollution can cause ear problems or even permanent deafness, especially to older people.
Light pollutionIs too much artificial light at night which makes it difficult to see the stars and planets.Light pollution is an effect of modern civilization. It is most severe in highly industrialized, densely populated areas of North America, Europe, and Japan and in major cities in the Middle East and North Africa, but even relatively small amounts of light can be noticed and create problems.
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