Heavy Metal Pollution Case Study

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In a study. the pollution rates of heavy metal in topsoil (rage of 0-20 or 0-15cm) of farmland throughout China are collected from studies of publishes papers from the years 2005 to 2014. The relevancy of these papers were described in the study done by Zhang. In total, 612 data records of heavy metal pollution rates in 456 peer-reviewed articles were collected. The result was Cd was ranked as the highest pollution heavy metal that consisted of the ratio of 7.75% Hg, Cu, Ni, and Zn. In total, approximately 10.18% of arable soil was polluted due to heavy metals, and about 13.86% of grain production was affected by heavy metal pollution in farmland soils (Zhang 5).
Another author argues the successful achievement of China’s food security in the past decades. But this has resulted in severe damages to the environment, particularly the agricultural sectors on farms. Long-term sustainability of food production is at risk due to the amounting environment costs and damages, with economic losses ranging from 7 to 10% of agricultural GDP (Norse 10). All ages are affected by pollution, but one group that is most susceptible is children, because being physical underdeveloped, and having a
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The sample size was a total of 10,151 respondents. The findings concluded just over 6% of respondents believed that they or their family members had suffered harm from climate change (Mead 315) However when it is compared to official statistics, a report in 2006 found that 9.1% of 559 cities survey failed to even meet the lowest Grade III air quality, and 28% of 745 river sections failed to meet the lowest Grade V water quality (Munro 315). It is an indication that a number of people may not have noticed the side effects of the harm, for example possible symptoms from possible health damages that have not been revealed or economic costs which are above the household levels (Munro

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