1. Air Pollution

2. Any contamination of the air
Air Pollution
Any contamination of the air
Can be caused by humans or nature

3. Pollution that is put directly into the air
Examples:
Car exhaust
Factory waste
Volcanic ash
Primary Pollutants

4. Created when primary pollutants mix with water or sunlight
Secondary Pollutants
Created when primary pollutants mix with water or sunlight
Examples
Acid rain
Smog

5. Human caused air pollution Industrial
Factories, manufacturing, power company
Indoor
Cleaners, heaters, insulation, carpeting, furniture

7. water that has been mixed with primary pollutants in the air, then rains down
Acid Rain

8. Effects of Acid Rain Soil Plants Waterways
Washes away the good parts of soil, leaving more acidic materials behind
Plants
Can destroy large regions, plant growth altered or destroyed
Waterways
Increased acid in water causing Acid Shock of plants and animals living in or by water

9. Effects of Air Pollution
on People
Lung cancer
Asthma
Heart disease
Irritation of eyes, nose, throat

10. Cleaning Up the Air Clean Air Act
Law that limits amounts of pollution allowed
EPA
Environmental Protection Agency
Part of government to oversee laws on pollution
Scrubbers
Remove pollution before it is released back into environment
Lifestyle changes
Walk, cleaner fuel, carpool
Cleaning Up the Air

11. China 16 of the worst 20 air polluted cities in the world are in China
China 16 of the worst 20 air polluted cities in the world are in China Iran Russia

12. Why are the majority of most polluted cities in the USA near the coastline?