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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 440 posts.

Science & Space
2023
135

Ozone hole goes large again

Measurements from the Copernicus Sentinel-5P satellite show that this year’s ozone hole over Antarctica is one of the biggest on record. The hole, which is what scientists call an ‘ozone depleting area,’ reached a size of 26 million sq km on 16 September 2023. This is roughly three times the size of Brazil.