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Environmental chemical threat - Essay Example

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College
Essay
Environmental Studies
Pages 4 (1004 words)

Summary

There are a number of chemical threats in the environment that pose a health risk to the general population. In accordance measures are usually taken by organizations such as the Food and Drug Administration who caution the public on potential risks and possible solutions…

Extract of sample
Environmental chemical threat

Environmental chemical threat

Methylmercury can be highly toxic to both human and animals. It is concerned hazardous since it can irritate or damage organs if ingested in amounts that can be considered to be dangerous for the human body. The main source of mercury is air emissions from power generation and other industrial and waste disposal activities, during its movement among the atmosphere , land, and water mercury undergoes a serious of complex chemical transformations. Thus methylmercury is an organic form that is derived from this transformation. As a result sea animals are readily in an environment conducive to ingesting or being exposed to methylmercury. It poses a grave environmental threat since it is not considered to be particularly harmful if ingested in low amounts, however several cases have begged to differ with this notion. Regardless of the ingestion amount found in food consumed that has toxic levels of methylmercury, it cannot be sufficiently be ruled out as a threat that without the needed attention could cause undue harm. Methylmercury builds up in the tissues of fish, larger and older fish tend to have the highest levels of mercury. One can gain exposure by eating fish or shellfish that has levels of methylmercury. This is important to note since as of the year 2005, the seafood consumption in America was 16.2 lbs. Some natural and synthetic chemicals in the environment can harm the human nervous system such as the brain, spinal cord and peripheral nerves. ...
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