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Air Pollution

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Air Pollution Ms. Morris Overview Air Pollution Accumulation of substances in the atmosphere that can cause harmful health effects Smoke + Fog ... – PowerPoint PPT presentation

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Title: Air Pollution


1
Air Pollution
  • Ms. Morris

2
Overview
  • Air Pollution Accumulation of substances in the
    atmosphere that can cause harmful health effects
  • Smoke Fog Smog
  • Associated with urban settings and smokestack
    industries

3
Image www.proto5.thinkquest.nl
4
Sources of Air Pollution
  • Primary Pollutants Enter atmosphere directly
  • Vehicle emissions
  • Secondary Pollutants Form in the atmosphere
    after substance is released
  • Hole in ozone layer

5
Sources of Air Pollution
  • Stationary Sources
  • Oil Refineries
  • Dry Cleaners
  • Food Processing Plants
  • Gas Stations
  • Mobile Sources
  • Passenger cars
  • Trucks
  • Busses
  • Motorcycles
  • Boats
  • Aircrafts

6
Air Pollution
  • Over half of the pollution is from mobile sources
  • Most serious toxic pollutants
  • Asbestos
  • Benzene
  • Mercury
  • Vinyl Chloride
  • Radionuclides

7
Health Effects of Air Pollution
  • Respiratory illnesses
  • Stresses cardiovascular system forcing heart and
    lungs to work harder
  • Speeds up aging process of lungs
  • Damages cells in the airways

8
Health Effects of Air Pollution
  • Damages lungs after minor irritation systems
    disappear
  • Bronchial asthma
  • Neurological disorders brain damage
  • Contributes to development of
  • Bronchitis
  • Emphysema
  • Cancer

9
Image www.uh.edu
10
Not just humans!
  • Plants
  • Animals
  • Lakes
  • Streams

Image www.newsroom.ucr.edu
11
Questions
  • List four potential health impacts of air
    pollution.
  • Compare primary and secondary pollutants.
  • Name four serious toxic pollutants.
  • Turn in to Ms. Morris by the end of the day (10
    Points).
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