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

The Antarctic ozone hole of 2025 was the fifth-smallest since 1992 (avg. 7.23M sq miles), confirming the success of the Montreal Protocol in healing the ozone layer.

There is much less ozone at the centre of the ozone hole compared to nearly two decades ago, according to new study which suggests some yet-unknown chemicals may be damaging the Earth’s protective ...

It's been 40 years since groundbreaking research announced the discovery of a hole in the ozone layer, a revelation that launched a rapid and successful effort to ban chemicals in hairspray, deodorant ...

More than 30 years in, the ozone layer continues to improve, showing the power of global collective action.

The scope of the newly discovered hole in the ozone layer over Earth's tropics, revealed by the annual change in ozone levels and average annual temperatures. (Qing-Bin Lu) (CN) — As if we needed any ...

It's been 40 years since groundbreaking research announced the discovery of a hole in the ozone layer, a revelation that launched a rapid and successful effort to ban chemicals in hairspray, deodorant ...

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 ...

FILE - In this NASA false-color image, the blue and purple shows the hole in Earth's protective ozone layer over Antarctica on Oct. 5, 2022. Earth's protective ozone layer is slowly but noticeably ...

Earth’s protective ozone layer is slowly but noticeably healing at a pace that would fully mend the hole over Antarctica in about 43 years, a new United Nations report says. A once-every-four-years ...