HE100 Study Guide - Final Guide: Thermal Pollution, Acute Radiation Syndrome, Dosimeter

86 views3 pages
16 Oct 2011
School
Department
Course

Document Summary

Pathogens: refers to living, biological organisms like bacteria, viruses and protozoa, enter the water system though human and animal wastes, example: e. coli, cryptosporidium. Overabundance of nitrates and phosphates in the water. Can contribute to the overgrowth of plants: putrefaction. The result of depleted oxygen in the bodies of water where plants have overgrown. The environment is not stable enough to support animal life. Result = fish tend to die and float to the top where they begin to decay. Includes toxins, metals, chemicals like ddt (weed killers), pcbs: refers specifically to non biological, non living substances, consumed by the fish in the water system, and then ingested by humans, example: mercury, lead, arsenic, oil. Other: oil spills, thermal pollution (industries who use water too cool water, which is then returned to the ocean/lake), sediments. Solid waste: open dumping (regular landfill, sanitary landfill (biological waste, eg. medical waste, ocean dumping. Safety issues for animals (they eat the waste)

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers

Related Documents

Related Questions