EESA10H3 Lecture Notes - Lecture 8: Spinach, Constipation, South San Francisco, California

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Foodborne illnesses: food production (use of chemicals) Diabetes: organic food, genetically modified food. Use of chemical fertilizers: extensive use of nitrate fertilizers. Nitrites in groundwater: direct human health effect. Nitrites in water change hemoglobin to form that cannot carry oxygen. Causes methemoglobinemia (blue baby syndrome) in young infants. Use of chemical pesticides: pesticide: chemical used to kill pests. Not a biological category but rather a cultural one: types of pesticides. Many banned in more developed countries; stockholm convention. Kill broad leaved plants; do not kill plants in grass family (ex. In military context, used to kill large plants that provide cover to enemy combatants. Rodenticides (often anticoagulant bait: limitations of pesticides. Resistant individuals survive and breed: human health effects of pesticides. Hard to separate acute and chronic effects. Neurologic and reproductive effects; cancer: disparities in exposures and impacts. In us mostly men (half hispanic and half foreign born) In lower income countries; more hazardous pesticides may still be in use.

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