Earth Day: A Grassroots Moment That Sparked a Movement
1970: The first Earth Day in Philadelphia
Earth Day 1970 – 2017: What’s Changed?
Learn about Earth Day
Happy Earth Day!
Earth Day is an annual event, held to demonstrate support for environmental protection. The first Earth Day celebrations took place in two thousand colleges and universities, roughly ten thousand primary and secondary schools, and hundreds of communities across the United States.
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