Ozone Layer

World Ozone Day 2022: Five ways to go eco-friendly to protect the ozone layer

The day is celebrated on the anniversary of the signing of the Montreal Protocol

Ozone hole 7 times bigger than the last one discovered: What is it and why you should be worried

The newly-discovered all-season hole in the ozone layer has been located in the lower stratosphere over the tropics for the last 30 years

Hole in Earth's protective ozone layer larger than usual and surpasses size of Antartica, say scientists

Atmospheric ozone absorbs ultraviolet light coming from the sun. Its absence means more of this high-energy radiation reaches the Earth, where it can harm living cells

Montreal Protocol saved the ozone layer while unintentionally preventing climate change

China cracks down on ozone layer harming gas as scientists find tangible drop in emissions

CFC-11 was outlawed a decade ago under the Montreal Protocol when research revealed its effects on the ozone, along with the effects of similar widely used chemicals.

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.

Nobel laureate Mario Molina dies at 77, after sounding alarm for ozone layer depletion in 1974

Fellow climate whistleblower Al Gore said Molina 'never backed down from political pressure, always spoke truth to power, grounded in science and reason.'

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.

International Ozone day: Everything you need to know about Vienna Convention, Montreal Protocol

This year, the theme for the International Day for the Preservation of the Ozone Layer is ‘Ozone for life: 35 years of ozone layer protection’.

Scientists say ozone layer hole, discovered last month, over the Arctic region has healed itself

Scientists used the European Space Agency's Copernicus Atmosphere Monitoring Service to keep a track of the ozone hole.