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Definitions

ozone layer

[oh-zohn lay-er] / ˈoʊ zoʊn ˈleɪ ər /
NOUN
upper layer of atmosphere
Synonyms


Example Sentences

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Since 1979, spaceborne instruments have helped scientists observe changes in the ozone layer and track its condition over time.

From Science Daily ● Nov. 11, 2026

Much of that progress can be traced to the Montreal Protocol, a global agreement adopted in 1987 to phase out substances responsible for damaging the ozone layer.

From Science Daily ● Nov. 11, 2026

That, scientists say, could slow the recovery of the ozone layer, which protects life by blocking ultraviolet light.

From The Wall Street Journal ● Jun. 11, 2026

HFCs were introduced in the 1990s to replace chemicals that had been found to erode the ozone layer, but turned out to be catastrophic for global warming.

From Barron's ● May 21, 2026

Zeus’s gaze was as far away as the ozone layer.

From "Blood of Olympus" by Rick Riordan


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