asiri ya uchafuzi wa mazingira

at the beginning of life there were people, animals, plants, birds, water bodies, rocks,and so forth . By then witnessed no any forms of pollution, because all of us we depended on the nature to survive, because nature is the only richest  than all components of this world, hence provided enough needs to all, because of enough requirements all organisms reproduced highly and rapidly. let look on MAN ,people re- birth quickly as they got food, population grew and in some areas witnessed shortages of fruits, roots, wild animals due to over-exploitation of natural produces, climatic changes thereafter they started to adopt wild trees, and animals for further uses especially on dry weather, they started to cultivate, fishings, extraction of minerals as technology grew and clearing forest for farming. From then 13 centuries on wards pollution cases begun to be reported in Europe, Later on America, Asia, Africa. Therefore four forms of environmental pollution reported viz. LAND POLLUTION, WATER POLLUTION, AIR and NOISE POLLUTIONS. See the slide below