Insel10ebrup Ppt Ch17
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    Insel10ebrup Ppt Ch17 Insel10ebrup Ppt Ch17 Presentation Transcript

    • Environmental Health Chapter 17
    • Environmental Health
      • Planet supplies us with: food, water, air, and everything that sustains our life.
      • Historically environmental health focused on preventing infectious diseases spread by water, waste, food, rodents, and insects.
        • Expansion of the modern day definition.
      • Encompassing all the interactions of humans with their environment and the health consequences of these interactions.
    • Classic Environmental Health Concerns
      • Grew out of the efforts to control communicable diseases.
      • Pathogens which can be transferred via sewage, drinking water and food.
      • U.S. has a complex health system devoted to control such health issues.
    • Clean Water
      • Water Contamination and Treatment.
        • Fluoridation
        • Water-treatment plants
      • Water shortages
      • What You Can Do to Protect the Water Supply
        • Shower
        • Sink faucet aerators
        • Water saving toilets
        • Fix leaky faucets
        • Use organic versus chemical fertilizers
        • Don’t pour toxins down the drain
        • Gardening issues
    • Waste Disposal
      • Humans generate large amounts of waste.
        • Sewage
          • Septic system
          • Heavy metal
          • Polychlorinated biphenyls (PCBs)
        • Solid waste
          • Garbage
          • Sanitary landfill
    • Waste Disposal
      • What You Can Do to Reduce Garbage
        • Products with least amount of packaging
        • Products made of recycled paper or recyclable products
        • Avoid using foam or paper cups
        • Store food in glass jars and reusable plastic containers
        • Recycle newspapers, glass, cans, paper, and any other recyclables
        • Do not throw electronic items
        • Start a compost pile
        • Stop junk mail
    • Food Inspection
      • Pure Food and Drug Act of 1906
      • U.S. Department of Agriculture (USDA)
      • U.S. Food and Drug Administration (FDA)
      • Overall the food distribution in the U.S. is safe and efficient.
    • Insect and Rodent Control
      • Great number of illnesses are associated with animal and insect contact.
        • Encephalitis
        • Lyme Disease
        • Rocky Mountain spotted fever
        • Bubonic plague
        • West Nile virus
    • Population Growth
      • World’s population currently estimated at 6.5 billion.
        • 150 people every minute.
        • Increasing by 76 million per year
        • To exceed 9.1 billion by 2050
      • How Many People Can the World Hold?
        • Food
        • Available land and water
        • Energy
        • Minimum acceptable standard of living
    •  
    • Factors That Contribute to Population Growth
      • High fertility rates
      • Lack of family planning resources
      • Lower death rates
      • Population
    • Pollution
      • Air pollution
        • Air quality and smog
          • Temperature inversion
        • Air quality index (AQI)
          • Carbon monoxide (CO)
          • Sulfur dioxide (SO 2 )
          • Nitrogen dioxide (NO 2 )
          • Particulate matter (PM)
          • Ground-level ozone
    •  
    • The Greenhouse Effect and Global Warming
      • Global warming
      • Possible Consequences
        • Increased rainfall and flooding or drought.
        • Increased mortality from heat stress.
        • A poleward shift of about 50-350 miles
      • Thinning of the Ozone Layer
        • Chlorofluorocarbons (CFCs)
      • Acid precipitation
      • Energy Use and Air Pollution
    •  
    • Indoor Air Pollution
      • Environmental tobacco smoke (ETS)
      • Carbon monoxide and other combustion by-products
      • Formaldehyde gas
      • Biological pollutants
    • What You Can Do To Prevent Air Pollution
      • Cut back on driving
      • Keep your car tuned up
      • Buy energy-efficient appliances
      • Replace incandescent bulbs
      • Homes well insulated
      • Plant trees and shrubs
      • Proper disposal of ozone-depleting appliances
      • Keep house well ventilated
      • Don’t smoke
      • Clean and inspect chimneys, furnaces and other appliances
    • Chemical Pollution
      • Asbestos
      • Lead
      • Pesticides
        • Biomagnification
      • Mercury
      • What You Can Do to Prevent Chemical Pollution
        • Read labels of products purchased
        • Proper disposal of house hold products
        • Buy organic produce
        • Lock-up pesticides
        • Use licensed exterminators
    • Radiation
      • Nuclear Weapons
      • Nuclear Energy
      • Medical Uses of Radiation
      • Radiation in the Home and Workplace
        • Radon
      • What You Can Do to Prevent Chemical Pollution
        • Only get X rays if really needed
        • Check local and state health department about radon
        • Find out if there are radioactive sites in your area
    •  
    • Noise Pollution
      • Decibels
        • Sounds above 80-85
        • Two common sources of excessive noise
          • Workplace
          • Large gatherings of people at a concert or sporting event
      • The Occupational Safety and Health Administrations (OSHA) standards
      • What You Can Do to Prevent Chemical Pollution
        • Wear ear protectors
        • Listen to music on a headset with a volume at or below 6
        • Avoid loud music
        • Avoid exposure to painfully loud sounds 80 + decibels
    •  
    • Healing The Environment
      • Share what you have learned.
      • Join, support, or volunteer your time.
      • Contact your elected representatives.
    • Environmental Health Chapter 17