1 pollution is a wide concept, but it can be shortened. It’s simply any distinctive change: physical, chemical or biological that leads to a detrimental effect on air, water or land. It can also harm human health and other living organisms.
Besides, it is the introduction of materials or energy by man, either directly or indirectly to the environment, so that the consequent gives harmful rise that would threaten humanity health, or harm to living resources or ecosystems .
it has many types that effect the environment as air pollution, water pollution, soil pollution, and noise.
2 The most dangerous type of pollution is air pollution. It is the existence of harmful solid, liquid or gaseous air quantities that lead to damage physiological and economic vitality of humans, animals, plants, machinery and equipment. It also affects the nature of things This pollution is caused by many factors. The horrible increase in population and the increasing number of means of transportation are main causes. Depending on the compounds resulting from the refinement of petroleum fuel can be considered a major factor of the harmful gases that cause pollution. All these factors effects humans in a way increased respiratory diseases and optical diseases. Moreover, The higher concentrations of some chemical compounds also cause some types of cancer . weather, climate and global warming were victims of the pollution. We can see melting of ice at the poles, rising sea levels and sinking of coastal areas.
3 Another type is water pollution. The contamination of water wells, rivers, and seas by the sewage system is the main cause of this pollution. they cause many diseases of man as hepatitis and Cholera. In addition they lead to the damage of fisheries, migration of birds, and damaging coral reefs, which in turn affects tourism.
4 noise pollution is a type issued in the form of waves known as noise sounds that do not comfort the normal hearing, automatically alienate...