1. Ozone Depletion By Sam Wilson

2. What is Ozone? Ozone is super charged oxygen molecules (O3) It is made naturally by the suns energy interacting with atmospheric oxygen wikipedia

3. What is Ozone cont. Our primary defense against harmful UVB radiation from the sun Ozone layer is between 6 and 30 miles above the Earth Ozone reflects radiation back out into space, but also reflects heat back down to Earth wordpress

4. The Green House Effect Infrared (heat radiation) that does pass through Ozone is then trapped by green house gases and cannot escape back into space. Global Greenhouse Warming

5. How is the Ozone Depleted Ciesin.org

6. What is a CFC Chlorofluorocarbons destroy Ozone molecules Used to be common in refrigeration units and hair spray NASA

7. The Good News NASA April 6, 2012

8. Ozone Depletion Regulation Clean Air act (1990) – Manufacturer’s phase out of ozone depleting compounds – Excise tax on sales of ozone depleting compounds – Required use of recovery equipment on air conditioning and refrigerators – Set maximum allowable leakage rates

9. Ozone Depletion Video http://www.youtube.com/watch?v=PXV6ppO NgUk http://www.youtube.com/watch?v=PXV6ppO NgUk