Environmental Health

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Environmental Health

• Chapter 17

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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..
• Encompasses all the interactions of humans with
  their environment and the health consequences of
  these interactions.

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Clean Water

• Minimize water consumption
• Install water efficient plumbing
• Dont pour toxic substances down drain

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Waste Disposal

• Sewage treatment
• Solid waste disposal
• Recycling
• Reduce, reuse, recycle
• What you can do locally
• Interactive Game

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Food Inspection

• USDA and FDA, public health departments
  (restaurant licenses)
• Properly store and prepare food
• Food Safety Quiz
• Food Industry Safety Video

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Insect and Rodent Control

• Wear protective clothing
• Use insecticides containing DEET
• Avoid standing water
• Dawn dusk are insects favorite times

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Air Pollution

• Air quality index
• Values from 0 to 500
• Smog
• Haze exhaust fumes
• Global warming
• Greenhouse gases (carbon dioxide, water vapor,
  methane) trap in infrared radiation
• Increased amount causes earths temperature to
  rise
• Due to human activity- fossil fuels,
  deforestation
• Animation

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Chemical Pollution

• Asbestos- building insulation
• Lead-pipes, paint, emissions
• Pesticides-enter food supply
• Mercury-coal-fired power plants
• Properly use, store, and dispose of chemicals

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Radiation

• Forms- UV rays, microwaves, X rays, nuclear
  weapons, nuclear power plants, radon gas
• Radiation sickness- marked low white blood cell
  counts and nausea, possibly fatal

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Noise Pollution

• Hearing loss and stress caused by loud and
  persistent noise (above 80-85 decibels)
• Repeated exposure may cause permanent hearing
  loss or tinnitus (ringing in the ears)

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