Ozone Hole

Deep ozone hole over Antarctica to stick around till end-November after September peak

2020 also saw the fourteenth-lowest levels of ozone – a key part of the atmosphere's shielding effect – in the past 33 years.

Ozone hole over Antarctica has grown to its largest size in years, EU program reports

The ozone hole has a pattern of expanding around August every year, at the start of spring, and reaches a peak around October.

Ozone-depleting substances caused half of Arctic warming, sea ice loss from 1955 to 2005

The ozone-depleting substances have also caused about a third of all the global warming from 1955 to 2005.

Antarctic Ozone hole healing confirmed in new study by IIT Kharagpur researchers

Montreal Protocol definitely saved the ozone layer & climate of the Southern Hemisphere: Researchers.

Hole in the Ozone layer over Antarctica is the smallest observed since 1988: NASA

A hole in the Earth's ozone layer that forms over Antarctica each September due to warm air was the smallest this year since 1988.

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 at 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.

Ozone hole second smallest in 20 years

There is some good news on the ozone front— the average area covered by ozone hole over the Antarctic this year is the second smallest in the last 20 years.