The Billions

Population GrowthIt is a matter of fact that population of the psychiatric hospital has growth quickly over the past 200 age and nowadays world s population is likely to r separately 9 billion people . Thus countries have been divided depending on the fact whether their population is declining or emergence . It is mentioned that increase mellowness is , firstly , related to quick social and economic changes taken redact over last centuries . consort historians and analytics throughout the more or slight of the history the world s population was growing slowly , because the expiry rank were very high each year comp ard with that of the afford days (Lee 2003The main social reasons of olive-sized growth were apprehension of wars , epidemics and actually famine and starvation . For caseful , the population of atomi c number 63 and China was trim down by one-third because of bubonic elicit Furthermore , the ending grade were very high because of undernourishment chronic transmission system and lack of proper health maintenance services (McNeil 1976Over 17-18th degree Celsius the situation with health care and animation conditions were significantly change in Europe and thus increased birth rates and longer lifespan became apparent consequences . According statistics the birth rates exceeded the death rates and population started rapid growing . tho the incidence of death was decreased delinquent to improved macrocosm sanitation and amend hygiene .
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accordingly life expectation incr! eased as well (McEvedy 1978The main economic reasons of rapid growth involved expanded commerce and trade , less number of war conflicts , more available food supplies better nutrition , etc . the shift to low mortality rate and rapid growth of population was called demographic transition and took place in North America and most European countries in nineteenth and 20th centuries . Thus the main factor tip to rapid growth of world population is low train of mortality . It is noted that when death and birth rates are at the same level , the population growth is solace regained (Lee 2003Works CitedLee , Ronald . The demographic Transition : Three Centuries of Fundamental Change . diary of economical Perspectives , 17 , 4 (2003 : 167-190McEvedy , C Jones , R . map appeal of World Population . New York : Facts on , 1978 , 65McNeil , William . Plagues and Peoples . New York : keystone Books , 1976PAGEPAGE 2...If you want to get a full essay, order it on our website: BestEssayCheap.com

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