Hole in the Ozone Layer

1985_Hole in Ozone LayerScientists confirm a hole in the ozone layer. Two years later, in 1987, the international community addresses the growing hole by agreeing to phase out chlorofluorocarbon (CFC) production and use under the Montreal Protocol.

World Population : 170,060,000

Key:   1,000,000 People    1,000,000 People (Annotated)    Milestone

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