UN report: Ozone layer slowly healing, set to mend within decades
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Earth’s protective ozone layer is healing at a pace that will fully mend the hole over Antarctica in about 43 years, a United Nations report has found. The scientific assessment conducted every four years found a recovery in progress, more than 35 years after every nation in the world agreed to stop producing chemicals that deplete the ozone layer in the Earth’s atmosphere. The layer shields the planet from harmful radiation linked to skin cancer, cataracts and crop damage. The progress is slow, according to the report presented on Monday at the American Meteorological Society convention in Denver. The global average amount of ozone 30km (18 miles) high in the […]