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#CFC reductions

Tracing Changes in Ozone-Depleting Chemicals
Tracing Changes in Ozone-Depleting Chemicals
Ozone Hole is Big, But Tempered by CFC Reductions
Ozone Hole is Big, But Tempered by CFC Reductions
Ozone Hole is Big, But Tempered by CFC Reductions
Ozone Hole is Big, But Tempered by CFC Reductions

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