NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992
The ozone hole over the Antarctic was small in 2025 compared to previous years and remains on track to recover later this century. The hole this year was the fifth smallest since 1992, the year a landmark international agreement to phase out ozone-depleting chemicals began to take effect.
Published by NASA on 11/24/2025
