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Published byBelinda Lynch Modified over 9 years ago
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POLLUTION UNIT 11: INFLUENCES ON THE PHYSICAL ENVIRONMENT
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ENVIRONMENTAL INFLUENCES “Pollution, which comes from a number of different sources, and stressful living conditions can influence people’s health and well-being”
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AIR POLLUTION http://video.google.co.uk/videosearch?q=noise+pollution +video&hl=en&emb=0&aq=f&start=10#q=air+pollution++ video&hl=en&emb=0http://video.google.co.uk/videosearch?q=noise+pollution +video&hl=en&emb=0&aq=f&start=10#q=air+pollution++ video&hl=en&emb=0 Cause of ill health and premature death The Acheson report (1998) – particulate matter was responsibel for over 8,000 deaths and 10,000 hospital admissions Motor vehicles – carbon monoxide (fell by 55%), nitrogen oxides (fell by 40%), volatile organic compunds and particulate matter (48%). Its on the decrease 1991 - 2002 – see %’s above
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REASONS…. Improved air quality is due to: Improved vehicle technology Less coal is now burned in power stations Improved pollution control measures in power generation
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WATER POLLUTION Social trends (2005) reports that the quality of water in rivers and canals has improved over the last 15 years Poor water quality can be caused by chemical pollution, including nitrates and lack of oxygen
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TYPES OF WATER POLLUTION Surface water pollution Agricultural run-off Industrial discharge Oil
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NOISE POLLUTION May create stress and contribute to ill- health A noisy home environment may prevent people from sleeping and may create a feeling of not being safe, secure and in control of your life Noise pollution is a growing problem particulary in relation to noisy neighbours
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