ozone hole

noun

Definition of ozone hole

: an area of the ozone layer (as near the south pole) that is seasonally depleted of ozone

Examples of ozone hole in a Sentence

Recent Examples on the Web In recent years, the warming trend has dampened, likely due in part to atmospheric changes caused by the recovery of the Antarctic ozone hole. Chelsea Harvey, Scientific American, "Antarctic Commission Rejects Proposed Marine Sanctuaries," 5 Nov. 2020 In recent years, the warming trend has dampened, likely due in part to atmospheric changes caused by the recovery of the Antarctic ozone hole. Chelsea Harvey, Scientific American, "Antarctic Commission Rejects Proposed Marine Sanctuaries," 5 Nov. 2020 In recent years, the warming trend has dampened, likely due in part to atmospheric changes caused by the recovery of the Antarctic ozone hole. Chelsea Harvey, Science | AAAS, "Once again, new Antarctic reserves fail to win backing," 2 Nov. 2020 But the remaining ozone hole over the Antarctic is highly volatile and depends on weather conditions. Laura Millan Lombrana, Bloomberg.com, "Nitrous Oxide Is Leaking Into the Atmosphere at a Dangerous Pace," 7 Oct. 2020 The hole will likely set a new benchmark for the largest ozone hole ever recorded in the North Pole. Alex Fox, Smithsonian Magazine, "Why This Rare, Huge Ozone Hole Over the Arctic Is Puzzling Scientists," 1 Apr. 2020 One of the amazing environmental success stories of the past half century was the discovery and reversal of the ozone hole. Smithsonian Magazine, Smithsonian Magazine, "Fifty Things We’ve Learned About the Earth Since the First Earth Day," 22 Apr. 2020 The change in the SAM is down to the Antarctic ozone hole and increases in greenhouse gases, according to Clem. Helen Regan, CNN, "The South Pole has been warming at three times the global average over the past 30 years, study says," 29 June 2020 Researchers emphasize that the recent ozone hole in the Arctic would have been substantially worse had countries not taken steps to curb pollution. Popular Science, "Wacky weather punched a new hole in the ozone—and it could happen again," 18 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ozone hole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ozone hole

1986, in the meaning defined above

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The first known use of ozone hole was in 1986

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Statistics for ozone hole

Last Updated

28 Nov 2020

Cite this Entry

“Ozone hole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ozone%20hole. Accessed 5 Dec. 2020.

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More Definitions for ozone hole

ozone hole

noun

English Language Learners Definition of ozone hole

: an area of the ozone layer where there is very little ozone

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