Human Biology

Do you think that our contemporary surroundal contamination problems excogitate a strip in charitable set everywhere the prehistorical 50 years ? Why or wherefore notThe shift in gay values over the past five decades is definitely linked with the current environmental problems . In concomitant , most of the ecosystems pretend been impacted by human stay . The deforestation and conversion of grasslands for untaught activities , construction of dams crosswise rivers , urbanization , and the loss precious resources such as mangroves and red precious coral reef argonas etc . has benefited human beings alone at the same belief has damaged the environment irreversibly . Rapid industrialization and urbanization has directly diverge magnitude the atmospheric emissions of greenhouse gases and early(a) pollutants . adv anced(a) agricultural practices involving green revolution technologies take for increasingly bemire terra firma , water and air with noxious chemicals The major little apprehension is on the biodiversity delinquent to the instability of ecological systems , especially repayable to climate change . Human impacts on biodiversity upset primary life and also put pressure on species to the nail that the health and viability of a species is threatened . Various studies by ecologists hold in established that the ecological side effects of these activities (Blair 506-519 Lichstein et al . 836-857 substructure informations such as roads , power lines , airports and seaports have change magnituded environmental pollution . disforestation in different specialize of the world for agricultural purpose , human settlement and otherwise activities has reduced the carbon dioxide sink , which in turn sum up the greenhouse gases depleting the ozone layer and allowing the harmful U V radiations to reach the soil coat s surf! ace . This has resulted in increased degradation of natural ecosystems and is crumble the life supporting systems that uphold human shade .

Deforestation is a local problem that can have world(prenominal) consequences and is a treat to human civilization (Wilcox and Ellis 11-18 . However , in that location is a growing awareness among people and efforts are do at local and global levels to reduce the problems . The simplification of harmful pollutant emissions and carbon dioxide emissions from motor vehicles is among the top priorities of most of the countries . The environmental pollution problems are the res ult of shift in human values over the past 50 years but the current awareness among the people has helped to initiate several programs to rampart the environment and also protect the life on existence . instantly emphasis is placed on sustainable development and environmental protectionWork CitedBlair , R .B . Land-use and avian species diversity along an urban side . bionomic Applications 6 (1996 . 506-519Lichstein , J .W , Simons , T .R . and Franzreb , K .E . decorate effects on breeding song-bird abundance in managed forests . Ecological Applications 12 (2002 . 836-857Wilcox , B .A . and Ellis , B . Forests and emerging infective diseases of globe , Unasylva 224 , Vol . 57 (2006 /2 , 11-18PAGEPAGE 2...If you want to get a well(p) essay, order it on our website: OrderCustomPaper.com

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