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
Over view of this scholarly task on world mortality trends based on how four A.R. Omran`s of the Epidemiological Transition Theory models namely, western model , Accelerated variant of the classical model, Delayed model or Contemporary model, The transition variant of the delayed model, which cover regions ; Asia, Latin America, sub Sahara Africa, Oceania’s, western Europe, eastern Europe, Russia, Japan, new Zealand, china, Taiwan, UK, Poland,, honking, Chile, at least form the early 1950`s to 2030 and generally global mortality show the tendencies of declining year after years, also covered by charts, graphs and statistical figures on males and female genders , and common killer diseases are included in this assignment Definition of key terms Oxford Advanced Dictionary, (2014:1137) defined Population as all people who live in a particular area, city, or country. A particular group of people or animals living in a particular area; Population structure means composition s by ages,...
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