Our Disappearing Ozone. UV Radiation Causes skin cancer, cataracts, weakened immune system Creates smaller crop yields Damages fish Changes biogeochemical.

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Presentation transcript:

Our Disappearing Ozone

UV Radiation Causes skin cancer, cataracts, weakened immune system Creates smaller crop yields Damages fish Changes biogeochemical cycles

What Is The Ozone Layer?

Upper Ozone Chlorofluorocarbons (CFCs) Methyl bromide Halons Methyl chloroform

Ozone Hole Appears each spring in Antarctica Results from an abnormally thin ozone layer Discovered in 1980s

Creation Of An Ozone Hole

Ozone Action Days Conserve electricity Carpool Don’t use gas- powered equipment Refuel after dusk Limit engine idling

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