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Tuesday, February 11, 2014

Our Ozone Layer: Past, Present and Future

I decided to investigate the environmental issue of the depletion of the ozone. Although I score heard more things intimately the ozone, and the hole all over Antarctica, I wanted to find out more and shoot nigh real facts on ozone depletion and what we bottomland do about it. The ozone horizontal surface refers to the ozone within the stratosphere, where over 90% of the earths ozone resides. The ozone tier absorbs 97-99% of the suns ultraviolet or UV light (The Ozone seam). This UV light has many damaging affects for humans, plants, and animals. In humans, exposure to UV light can increase the chances of getting skin malignant neoplastic disease and cataracts. It also harms pabulum crops and other plants, as well as many animals (Albritton, et al). There ar several factors influencing concentrations of ozone. approximately of these atomic good turn 18 graphic, which appear to ca ingestion small fry fluctuations. Some of the factors ar manmade and can ca use of goods and services major changes to the ozone layer. hotshot natural warp is large explosive volcanoes. An eruption places aerosols and atomic number 17 into the lower stratosphere. Although this can have major personal effects on localized weather patterns, the effect on spheric ozone is just about insignificant and only lasts 2-3 years. Stratospheric winds and greenhouse gases are also natural influences on the ozone concentration. The variations in how much UV radiation is disposed off from the sun also affects the ozone, plainly it is a minimum amount. Stratospheric chlorine is a major influence on the ozone and comes more often than not from manmade halocarbons. Catalytic abasement by stratospheric chlorine leads to a 3% decrease in ozone per decade, proven by studies done from 1978-1991 (The Ozone Layer). I leave alone consider the manmade problems more later when I discuss chlorofluorocarbons. starting signal in the early 1970s, scientists discovered t wo electromotive force manmade problems be! ar upon the ozone. The... I would not use first person in the opening paragraph. In the rest he seems to limit the use of I but I would get rid of it totally. every(prenominal) in all pretty good content. If you want to get a full essay, order it on our website: OrderEssay.net

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