Ozone Layer
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Outline
Ozone Layer
What is it?
- Natural resource, once it is gone itcan't be replaced
- Absorbs harmful UV radiation
- Located in the stratosphere
- The thickness varies seasonally andgeographically
Depletion
- Strong chemicals that can't be broken down and reach the ozone layer
- CFC's (cholorflorocarborns) cause 80% ofdepletion.
- Refrigerants and aerosols
- Natural sources only account for 16%
- Skin caner, cataracts, weakened immune system
- Ice caps melting, warming
- Deforestation, interrupts the developmental process of plants/marine life
Wondershare MindMaster
Lisa Anderson