NOAA and NASA Report Large 2026 Antarctic Ozone Hole
A strong polar vortex contributed to this year’s expansion even as the protective layer continues its long-term recovery.
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The by in 48 of , and on 4. Its 7 and 13 was 25 .
The an , a of , the that . This was 27.1 on 18.
The from . on to its ; the in not by that .
Source: NOAA, 2026-11-04.
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Try 2 questions about this story, then explain one idea in your own words. Check the text whenever you need to.
In this lesson: Distinguish a seasonal mean from a daily maximum and assess evidence across timescales.
Grammar in this story: A defining relative clause
the cold conditions that favour ozone depletion
That favour ozone depletion specifies which conditions the sentence means. The clause connects the weather conditions to the chemical loss of ozone.
Your turn
Explain why a headline quoting only the daily maximum could give an incomplete picture of this report.
See one possible answer
The daily maximum describes one day, while the seasonal mean summarises a longer interval. Neither figure alone describes the long-term recovery supported by reductions in ozone-depleting chemicals.
Your answer can be different. Give a reason and use your own words.
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