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Tags archives: hole

World Ozone Day: Researchers say hole above Antarctica may be closed by 2050

The International Day for the Preservation of the Ozone Layer was proclaimed as 16 September in 1994 by the UN General Assembly. The day was selected to commemorate the signing of the Montreal Protocol on substances that deplete the ozone layer. The theme for Ozone Day 2016 is ‘Ozone and climate: Restored by a world united’. It recognises the collective efforts of the parties to the Vienna convention and the […]