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Critically assess why it is difficult to accurately forecast the amount of anthropogenic climate change we can expect to see by 2050
Member rating: No Rating | Words: 1700 | Submitted: Fri Mar 28 2008
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In this essay the author will assess the difficulties with forecasting the amount of anthropogenic climate change we can expect to see by 2050. The author will use quotes, definitions and examples where appropriate. Over the past 100 years, the world has seen an increase in global average temperatures. Since 1860, the global average temperature has increased by '0.6 degrees Celsius with a ninety-five percent confidence'. (Houghton, J, 2004:56) This increase is believed to be cause of the greenhouse effect, which "...refers to the reduction in outgoing infrared radiation to space due to the presence of the atmosphere." (Harvey, L, 2000:95) This greenhouse effect is induced by natural and anthropogenic sources. The greenhouse effect is partly attributed to the emissions of 'greenhouse gases', such as water vapour, carbon dioxide, methane, ozone and nitrous oxide. (The Royal Society, 2002) The gases form a blanket over the earth which traps the sun's radiation...
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