Stratospheric Ozone

STRATOSPHERE:  

      2nd Layer

     17-48 km or 11-30 miles thick

     Needs Ozone-blocks 95% of UV Rays

     Less Water Vapor (1/1000)

OZONE

DEFINITION: A FORM OF OXYGEN, O3, WHICH BLOCKS UV RAYS. MOST OF IT IN THE STRATOSPHERE.

Chloro-Fluoro-Carbons and their Effects

• Destroy Ozone
• Man-Made
• Emissions have accounted for 80% of Ozone Depletion
• 1 Chlorine Atom can destroy 100,000 ozone molecules!!!