Lecture_10_Special_population_War_Population_Growth

Lecture_10_Special_population_War_Population_Growth -...

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Environmental Hazards to Specific Populations
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Environmental Hazards to Specific Populations 1. Children’s environmental health 2. Women’s health and environment 3. Workers and noise hazards 4. Elderly and environmental health
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1A. Children’s Environmental Health Different exposure patterns between children and adults The limited diet of children Behaviour unique to children How and where children spend their time The impact of short statue
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The limited diet of children • 3-4 times more food in proportion to their body size than adults • Fewer types of food • Large quantities of specific foods • Drink more water relative to their body weight
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Behaviour unique to children Mouthing behaviour (2-6 olds touch their mouths about 9 times every hour) – Ingestion of soil (Deliberate or compulsive behaviour) – Paint – Small objects – Infectious agents – Disinfection byproducts Participation in certain athletics and/or risky activities – Construction sites – Swimming – Risky playing activities – Exposure to sun – Smoking-adolescents
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How and where children spend their time • Spend most of their time indoors • Crawling and playing on the floor (dust, pollutants, infectious agents, radon) • Playing on the grass (pesticides, skin infections)
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The impact of short statue • The breathing zone of the adults is 4-6 feet above the floor or ground • For children is much lower
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1B. Children’s Environmental Health
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Lecture_10_Special_population_War_Population_Growth -...

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