A UN report presented Monday in Denver Colorado shows ozone layer on track to fully recover by 2066, but scientist David W. Fahey said we need to remain vigilant.
DENVER — Earth’s protective ozone layer is slowly but noticeably healing at a pace that would fully mend the hole over Antarctica in about 43 years, a new United Nations report says. A once-every-four-years scientific assessment found recovery in progress, more than 35 years after every nation in the world