Environmental+Regulations++Hazadous+Substances+and+Wastes

 Hazardous and Toxic Materials in our Environment

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 * [|Dioxins found in the Tittabawasse River]
 * [|Pesticides thought to degrade in soils found in drinking water]
 * [|elevated levels of mercury downwind from coal fired power plants]
 * [|Pesticides spilled into Rhine River from warehouse near Basel, Switzerland,] in 1988 destroyed half a million fish, disrupted water supplies and caused considerable ecological damage.
 * [|The collapse of an oil storage tank in Pennsylvania in 1988 spilled over 3 million liters of oil into the Monongahela River and threatened the water supply of millions of residents].
 * [|The release of polychorinated biphenyls (PCBs) from electrical parts manufacturing plants before the 1970's contaminated hundreds of hectares of marine sediment in New Bedford Harbor in Massachusetts].

media type="youtube" key="QEksEIrcLVg" height="312" width="384" align="right" The video to the right of this text describes how Superfund clean sites are established.

media type="youtube" key="azNR-hvmzJM" height="312" width="384" align="left" The video to the left of this text discuss the well known "Love Canal" case. This is a historic toxic clean up case.

Life Cycle of a Toxic Substance

Be sure to continue on the second half of this chapters page.