The ozone layer there was 60 to 70 percent thinner than usual. A 10 percent drop in ozone thickness allows 10 percent more UV sunlight to reach the earth’s surface; 10 percent more UV will lead to a ...

The world would be on track for a collapse of the ozone layer and an additional 2.5 degrees Celsius of global warming by the end of the century if it hadn't agreed in the 1980s to ban CFCs, chemicals ...

A surprising study suggests that chemicals introduced to protect the ozone layer may have unintentionally created a growing global pollution problem. Researchers found that refrigerants and certain ...

A new study reveals a hidden consequence of phasing out ozone-damaging chemicals. Replacements for CFCs are creating large ...

IN 1985 SCIENTISTS discovered an area over Antarctica where the layer of stratospheric ozone, which protects Earth from ultraviolet radiation, had become dangerously thin. That chlorine from ...

On Jan. 9, a United Nations-backed panel of experts announced that Earth’s protective ozone layer is on track to recover within four decades, closing an ozone hole over the Antarctic that was first ...

DENVER — A scientist who helped lead a United Nations report on the Earth's protective ozone layer said on Tuesday that "we have solved this problem. On the other hand vigilance is required." David W.

“In 2015, scientists at NASA predicted that the Ozone Hole would be half closed by 2020. That hasn’t happened. Other scientists have forecasted that the hole will not begin to disappear until 2040 or ...

DENVER — Smoke from the Canadian wildfires is once again hazing up the Front Range. Not only is it unpleasant to breathe, new research shows that smoke can erode the protective ozone layer. Take for ...

Delhi’s notoriously toxic air may appear to be cleaner these days, but it could be hiding a bigger, quieter problem. According to a report in The Indian Express, while the national capital’s nitrogen ...