See also Chemistry, Climate, ClimateChange, Energy, Environment, Geology, and Water

Ozone Resource - the stratosphere is Earth's second lowest atmospheric layer. It contains approximately 90 percent of all atmospheric ozone. The researchers concluded the Earth's protective ozone layer outside of the polar regions stopped thinning around 1997. Ozone in these areas declined steadily from 1979 to 1997; and a 7MB quicktime animation Ozone graph

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