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The ozone hole is healing, but extreme weather may be slowing recovery
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The ozone hole is healing, but extreme weather may be slowing recovery

So here's the thing - the ozone hole is genuinely smaller than it's been in decades, which is fantastic news showing our Montreal Protocol treaty actually works. But and this is important - scientists are noticing it's healing slower than they predicted, with seasonal fluctuations making it tricky to spot real progress year to year. Now, what's really worrying researchers like UCLA's Suzanne Paulson is that extreme weather events, driven by climate change, are throwing spanners in the works and could keep creating new anomalies. The report shows ozone levels dipped unusually low in September 2025 instead of October, which they're linking to a fierce Arctic winter vortex - exactly the kind of chaos we'll see more of as global warming intensifies.
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