GEO 702 Lecture Notes - Lecture 11: United States Coast Guard, Lake Manyara, Light Crude Oil
21 Mar 2016
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Document Summary
Water quality pathogens and water borne diseases. Pollution can be grouped into two kinds point source and non-point sources. Coal fire plants rely on cold water to cool down thermal water discharge to rivers. Sediment discharge and channelization one of the ways we know its affected is that it changes the color. Chemical pollution e. g. mirex ccount for death of beluga whales in lake ontario and the st lawrence. Exxon valdez oil spill 1989, william sound alaska. 1990, us established the oil pollution act, required oil tankers to have doubled hulls, also established the coast guard provisions for oil spills (coast guards will pump oil out of the tanker) Skimmers used to extract oil from the surface. Another incident in 2001 coastal galapagos island, vessel jessica, released some amount of light crude oil into the ocean. The us coast guard were able to intervene quickly.
