Earth Day

[urth dey]

noun

1. April 22, a day set aside globally for raising awareness about environmental issues and participating in events to help protect the environment.

Word History and Origins

Origin of Earth Day¹

First recorded in 1970

Example Sentences

To mark Earth Day, for example, the White House boasted in a statement that increased natural gas exports meant the U.S. would be “sharing cleaner energy with allies” and “reducing global emissions.”

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Those two events helped spark the first Earth Day, in 1970, and the shutdown of America’s last whaling station in 1971.

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The environmental group has been conducting habitat restoration in the reserve since 2019, with this weekend’s event also a late celebration of Earth Day, after a prior event was rained out.

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Just in time for National Parks Week and Earth Day, no less.

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No wonder, then, that Americans planned nationwide Earth Day protests.

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