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The 1987 Montreal Protocol was designed to protect the stratospheric ozone layer by reducing the production and use of ozone-depleting substances called CFCs in...
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The 1987 Montreal Protocol was designed to protect the stratospheric ozone layer by reducing the production and use of ozone-depleting substances called CFCs in...
The 1987 Montreal Protocol was designed to protect the stratospheric ozone layer by reducing the production and use of ozone-depleting substances called CFCs in...