HSS 3105 Lecture Notes - Lecture 23: Environmental Health, Ecotoxicology, Megacity
22 Nov 2018
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Document Summary
Lecture 7 environmental determinants of health part 2. Toxicology = the study of the harmful effects that chemicals and other environmental hazards can have on living things. Ecotoxicology examines the impact of toxic exposures on populations, communities, and ecosystems. Carcinogens (substances that can cause genetic mutations that lead to cancer), teratogens (substances that can cause birth defects), and other hazards can be regulated or banned. Hazardous substances cause more than 500,000 deaths worldwide each year, including about. 180,000 deaths attributable to asbestos, 120,000 attributable to diesel engine exhaust, 85,000 attributable to silica exposure, and several thousand deaths due to poisonings. It is a child labor violation when a child has an excessive workload, unsafe work conditions, or extreme work intensity, because any of these conditions may harm a child"s physical health, mental health, or moral development. Sdg 11 has an aim of making cities and human settlements inclusive, safe, resilient, and sustainable.
