Conservation Ethics In The Great Lakes

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The Great Lakes are a chain of linked freshwater bodies on the northeastern border of the United States and Canada. They include Lakes Huron, Ontario, Michigan, Erie and Superior: hence the mnemonic HOMES. Currently, and for decades past, humans have exploited the Great Lakes for a myriad of activities including fishing, transportation and as a water source. In recent years, however, research has brought to the fore a pressing issue of conservation ethics. The issue is that of the increasing levels of pharmaceuticals and personal care products (PPCPs) in the Great Lakes. A 2002 study by the United States Geological Survey (USGS) showed that residential, industrial and agricultural wastewaters in contiguous United States had low levels of a variety of synthetic chemicals such as human and veterinary drugs, synthetic hormones, insecticides and fire retardants (qtd. in Alliance for the Great Lakes). Research has linked PPCPs to adverse effects on wildlife and aquatic species. Accumulation of PPCPs, therefore, is a threat to the Great Lakes ecological balance and it must be curbed before the damage is at an irreversible stage.
PPCPs that have been found in tap water and source water include an array of chemicals such as sulfamethoxazole: an antibiotic, estrone: an estrogen containing chemical, atrazine: a herbicide, naproxen: an anti-inflammatory drug and meprobamate: an anxiety medicine. (Alliance for the Great Lakes). The effect of these pharmaceuticals on the wildlife is no fairytale matter. The 2002 USGS report stated that endocrine disrupting chemicals (chemicals that alter the hormone balance in an organism) such as estrogene which is found in estrone were linked to the occurrence of intersexed, cancerous and reduced size organ...

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... needs to be placed on research efforts to reduce the occurrence of pharmaceuticals in the environment. Aquatic habitats such as the Great Lakes are almost always at the disadvantaged end because that is where effluent ends up. The basis of current regulations is the effect of said chemicals on human health and other public health threats as opposed to the environment. But as the Alliance for the Great Lakes reports, legislation by the concerned government agencies [U.S. EPA] is changing to include pharmaceuticals in pollutant regulation (15). Advocacy and community initiatives such as the Indiana-Illinois Sea Grant Community Project if continued will be pivotal in educating the public about the need to preserve or responsibly exploit our precious resources. Our motivation ought to be one of altruism: To protect our environment for the benefit of future generations.

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