Earth Day
Americannoun
Etymology
Origin of Earth Day
First recorded in 1970
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
With the debate taking place on Earth Day, environmental issues are also likely to be raised.
From Los Angeles Times ● Apr. 22, 2026
President Nixon presided over the first Earth Day, founded in large part as a reaction to a devastating oil spill off the coast of California.
From Los Angeles Times ● Apr. 22, 2025
Just in time for National Parks Week and Earth Day, no less.
From Slate ● Apr. 22, 2025
No wonder, then, that Americans planned nationwide Earth Day protests.
From Slate ● Apr. 22, 2025
Meggers’s message of limitation, published within a year of the first Earth Day, resonated in the ears of readers newly converted to the ecological movement.
From "1491" by Charles C. Mann
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