After years of observing the weakening of the ozone layer, experts were astonished to notice that the Antarctic ozone hole ...

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

Scientists recorded a total-column ozone concentration of 102 Dobson units, the 8th-lowest level since 1986.

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

The 2025 Antarctic ozone hole is the fifth-smallest recorded in more than two decades, NASA and NOAA officials say.

Antarctica's ozone hole is showing significant recovery, appearing smaller and breaking up earlier this year. Scientists attribute this positive trend ...

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.

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

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 ranked as the fifth smallest since 1992, according to a new report by NOAA and NASA scientists.

While continental in scale, the ozone hole over the Antarctic was small in 2025 compared to previous years and remains on track to recover later this century, NASA and the ...