EESA10H3 Lecture Notes - Lecture 1: Venomous Snake, Environmental Hazard, Environmental Health

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Clean environment then healthy, but not only that. Environment is: air, water, food, teacher, everything around you has impact on you in any way, noise, everything that has an impact on living organisms. Pet at home is your biota and plant also your environment. Genes make us more prone to diseases (genetic makeup is different), this is where environment and genetics working together so that genetics increase your exposure (receive more contaminations etc), and make you more susceptible to diseases. Genetic factor could be purely genetic and doesn"t have to be dependent on environment. Chemical hazards: pesticides, chemicals in food, in soil, runoff in river and go to lake/ocean, or chemical can evaporate and go into the air. Biological hazards: mosquitoes spread germs virus and bacteria, other hazards are bees or poisonous snakes. Physical hazards: are natural disasters and are not part of environmental health hazards.

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