The largest single-day size for the 2025 hole occurred on September 9, when it expanded to 8.83 million square miles (22.86 ...

Explore the pivotal history of ozone layer depletion, from the groundbreaking 1974 research of Mario Molina and Sherwood ...

This year’s ozone hole over Antarctica ranked among the smallest since the early 1990s, reflecting steady progress from ...

This year’s ozone hole over the Antarctic is now the fifth smallest since 1992. The discovery was made by scientists with ...

The ozone hole over the Antarctic is significantly smaller in 2025 than in previous years, ranking as the fifth-smallest it's been since 1992, according to a new report by NOAA and NASA scientists.

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 ...

In May 1985, scientists reported the first evidence of a substantial loss of ozone high in the atmosphere above Antarctica. Concern had been growing for more than a decade that a class of fluorinated ...

As a result of these efforts, the ozone hole is on track to recover more quickly each year, with projections predicting a ...

This year's ozone hole over Antarctica ranked among the smallest since the early 1990s, reflecting steady progress from ...