GEO 210 Lecture 7: GEO 210 - Lecture 7 Notes
27 Mar 2018
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Biphenyls), mirex: most of these chemicals are said to be lithophilic. Synergism: occurs when different chemicals combine together to cause very lethal impacts on organisms compared to when they are seperated, methane gas combining with coal dust, categories of pollution. Infectious agents: organisms - mainly bacteria, fungi, viruses, etc. Some agents are transferred by nosocomial infection: airbourne, h1n1, originated from mexico, brought to canada and the us. Started in maryland, and then was transferred to the east coast and. Screening points to pipelines: not really, toxic metals, they are discharged into the environment, copper, zinc, cadmium, mercury, etc. Sometimes these heavy metals may be discharged from various refineries and processing plants. Sarnia, ontario there is discharges of these toxic metals from that location: organic compounds, carbon-based pollutants which are often produced by various industrial and manufacturing plants, ddt, etc. Some of them tend to be persistent organic pollutants.
