Tuesday, June 7, 2011

Outline the consequences of rising carbon dioxide concentrations in the Earth’s atmosphere [5]

The rising carbon dioxide concentrations in the atmosphere create a blanket over the Earth which keeps the suns wavelengths in the atmosphere; this would then increase global warming as the Earth would continually heat up as it cannot escape due to the build up of gases. With increased heat come many consequences such as the melting of polar ice caps, this will then in turn cause a rise in global sea levels causing flooding in low lying areas. With the heat there can also come natural disasters such as drought which would affect agriculture leading to a decline in food production which has the consequence of decreasing life expectancy. The heat also brings about diseases from mosquitoes, such as malaria and dengue fever, because they thrive in heat. Also warmer temperatures allow pathogens to survive better.

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