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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.



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Word History and Origins

Origin of Earth Day1

First recorded in 1970
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Example Sentences

Examples have not been reviewed.

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.”

From Salon

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

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.

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

From Slate

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

From Slate

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