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Essential Questions:1) What role have humans played in the destruction of
the Ozone Layer?2) Why should humans be concerned about the
destruction of the Ozone Layer?
What is the Ozone Layer?
Ozone is a chemical found in the upper atmosphere that protects the earth from the sun’s harmful UV Rays.
What are chlorofluorocarbons?
CFC’s•Found in aerosol cans
•Refrigerator Emissions
•Air Conditioner Emissions
What is the problem with using CFC’s?•They create holes in the ozone layer around earth.
•This layer prevents UV radiation from reaching earth.
How can UV radiation affect living things?
•Mutations
•Skin Cancer
Global Warming vs. Ozone Layer Depletion
Causedby air
pollution
Warming More UV radiation
Mutations
CFCs
Melting ofIce caps
CO2
Global Warming
OzoneLayer
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