EESA10H3 Lecture Notes - Lecture 8: Genetically Modified Food, Glyphosate, Pyrethrum
8 Mar 2018
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Document Summary
Foodborne illnesses: food production (use of chemicals) Use of chemical fertilizers: extensive use of nitrate fertilizers. Nitrates in ground water: direct human health effect. Nitrates in water change hemoglobin to not transfer oxygen. Use of chemical pesticides: pesticide= chemical used to kill pests, active ingredient= one used to kill pests, a pest is not a biological category, but a cultural one, types of pesticides: Used in some consumer products: herbicides. Kill broad leaved plants; do not kill plants in grass family. Military context, used to kill large plants that provide cover to enemy combatants: non selective herbicides- kill all plants. Roundup ready- genetically engineered soybeans: fungicides: used in all agriculture, rodenticides: anticoagulant bait. Resistant individuals survive and breed: human health effects of pesticides. Hard to separate acute and chronic effects. Neurological and reproductive effects; cancer: disparities in exposures and impacts. In us half hispanic men, half foreign born. In lower-income countries, more hazardous chemicals may still be in use.
