earth science notes1

earth science notes1 - CAFO Concentrated animal feeding...

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CAFO- Concentrated animal feeding operations, started in the south. Usually in rural area, in headwaters Cafos generate as much sewage as an entire city of 60,000 people. Cafos pump animals up with antibiotics 50% of the antibotics, are used by animals in the U.S. What happens is the animals create resistant strains against the antibiotic. Headwaters Toxicology- is the study of toxins Toxins Hazardous Allergens- activate our immune response, some are antigens, they are recognized by white blood cells…ex. Getting vaccinated. Sensitizers- Formaldehyde- stops bodies from decomposing ex- funeral home Mutations- permanent damage to the DNA, they cause cancer. Sick building syndrome- headaches in allergies, chronic fatigue, is usually happens when they have poorly ventilated indoor air. Cost the economy about 60 billion dolllars a year. Immune system suppressants- keep the immune system from functioning as it should, we cant fight off infection like we should.
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This note was uploaded on 03/24/2011 for the course GEO 200 taught by Professor Joseph during the Spring '11 term at Wayne Community College.

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earth science notes1 - CAFO Concentrated animal feeding...

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