1. Air Pollution
Air pollution can cause serious health problems, especially:
Very young,
Very old,
People w/ heart or lung problems.

2. The American Lung Association
Americans pay tens of billions of dollars a year in health costs to treat respiratory diseases caused by air pollution.

3. Short-Term & Long-Term Effects of Air Pollution on Health
headache
nausea
irritation to the eyes, nose and throat
coughing
bronchitis and pneumonia
Long-Term
Emphysema
lung cancer
heart disease

4. Indoor Air-Pollution
The quality of air inside a home or building is sometimes worse than the quality of air outside.
What materials are major sources of indoor air-pollution?
Where can these materials be found?

6. Sick-building syndrome
Symptoms;
Headache
Fatigue
Eye irritation
Dizziness
Common in hot places where buildings are tightly sealed to keep out the heat/cold
Sick building syndrome
Ventilation is key; plants may help

7. Radon Gas Radon gas is colorless, tasteless, odorless, and radioactive
It seeps through cracks and holes in foundations into homes, offices, and schools, where it adheres to dust particles.

9. Radon Gas
Radon is the second-leading cause of lung cancer in the United States.
Smoker are more susceptible

10. Asbestos
Asbestos is a fire resistant fiber that is used for insulation and siding
It was banned in the 1970’s
Removal is required
Cuts & Scars lungs

12. Noise Pollution Decibels
The quietest sound that a human ear can hear is represented by 0 dB. For each increase in decibel intensity, the decibel level is 10 times higher than the previous level.
Can effect marine ecosystems

13. Noise Pollution
One study found that people living in a quiet environment in Africa had better hearing at the age of 80 than most Americans do at 30.
In Europe MP3 players must produce no more than 100 dB of noise
According to the National Institutes of Health, the safe threshold for personal listening devices is 85 dB for 8 hours.
A sound of 120 dB is at the threshold of pain

15. Light Pollution Over illumination
Excessive and often unnecessary artificial lights
Billboards, stadiums, misplaced lights, lighting from below

16. Light Pollution Sky Glow
Light from fixtures reflects off particles in the sky—”Sky Glow.”
Large cities visible from tens of miles.
The stars are not brighter in the country—the sky is darker!

17. The Earth from Space at Night

18. Light Pollution is Uplight
Cobra head streetlights
Upward light from flag light -- much of the light misses its target