Ozone Hole
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NASA
NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992
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 National Oceanic and Atmospheric Administration (NOAA) reported. The hole this year was the fifth smallest since 1992, the year a landmark international agreement to phase out ozone-depleting chemicals began to…
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NASA
NASA, NOAA Rank 2024 Ozone Hole as 7th-Smallest Since Recovery Began
Healing continues in the atmosphere over the Antarctic: a hole that opens annually in the ozone layer over Earth’s southern pole was relatively small in 2024 compared to other years. Scientists with NASA and the National Oceanic and Atmospheric Administration (NOAA) project the ozone layer could fully recover by 2066. This map shows the size and shape of the ozone…
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NASA
2023 Ozone Hole Ranks 16th Largest, NASA and NOAA Researchers Find
The 2023 Antarctic ozone hole reached its maximum size on Sept. 21, according to annual satellite and balloon-based measurements made by NASA and NOAA. At 10 million square miles, or 26 million square kilometers, the hole ranked as the 12th largest single-day ozone hole since 1979. During the peak of the ozone depletion season from Sept. 7 to Oct. 13,…
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