Learn more about the ozone hole, how it was created, how it was healed, and what message it offers about climate change.

On Saturday 16 th September, Kenya joins the international community in marking the 2023 World Ozone Day, also known as the International Day for the Preservation of the Ozone Layer. During this ...

The treaty is universal with 197 member countries. It is legally binding with penalties for countries that flout its provisions. And it is fully funded, meaning poorer countries that might not have ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. "That ozone recovery is on track according to the latest ...

WASHINGTON – NASA scientists will join researchers from around the world to celebrate the 20th anniversary of the Montreal Protocol, an international treaty designed to reduce the hole in Earth’s ...

NEW YORK, New York, September 16, 2025 (ENS) – “Forty years ago, nations came together to take the first step in protecting the ozone layer – guided by science, united in action,” said United Nations ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A recent United Nations report says recovery ...

The Earth's ozone layer is expected to recover within the next 40 years as ozone-depleting chemicals are being phased out of use, a panel of international experts backed by the U.N. says. The panel, ...

In 1974, Nobel Laureates Sherwood Rowland and Mario Molina predicted that the increasing use of chlorofluorocarbons (CFCs) in foam insulation, refrigeration, and aerosols including metered-dose ...

A large hole in the Antarctic ozone layer once thought to be steadily closing could actually be widening, according to new research, casting doubt on whether global efforts to heal the ozone have been ...

The year was 1987, and Earth's shield against the giant thermonuclear reaction in the sky was failing. Human-made chemicals in aerosol cans and refrigeration were eating up a thin protective layer of ...

Compliance with Montreal Protocol To-date, Kenya is in compliance with the Montreal Protocol requirements. 2022 Article 7 and Country Programme (CP) consumption data (ODS & HFCs) effectively and ...