1. Objective: Objective: What is Pollution? Opening: Opening: Pollution is when air, water, or land becomes very dirty. It is caused by a pollutant which is something that contaminates the environment. Task: Task: How do you affect the amount of pollution in the environment?

2. Air Pollution Air pollutants Smoke Ash Gas (carbon dioxide) Nitrogen oxide Sulfur oxide Causes Global warming Acid rain Ozone depletion Smog Caused by: Cars trucks. Factories Volcanoes Forest fires Evaporation of paints Indoor pollution (carbon monoxide) radon

3. What kind of pollution is this? AIR POLLUTION

4. What kind of pollution is this? WATER POLLUTION

5. What kind of pollution is this? LAND POLLUTION

6. GREENHOUSE

7. GREENHOUSE EFFECT

8. GLOBAL WARMING As the amount of carbon dioxide increases, the global temperature increases.

9. OZONE A molecule made up of three atoms of oxygen. Question: How is ozone different from oxygen? Oxygen is made of 2 atoms of oxygen.

10. THE OZONE LAYER

11. OZONE LAYER DEPLETION