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Old Gold: Remembering Iowa's First Earth Day, 50 Years Later | University of Iowa Center for Advancement
Earth Day 1970: Photo Gallery
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II. ENACT Teach-In and Earth Day, Spring 1970 · Exhibit · Give Earth a Chance: Environmental Activism in Michigan
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Lot 361, Auction 12/28/2023: Rauschenberg Offset Lithograph – Earth Day ( 1970) – Artemis Gallery
Earth Day: Its Origin and Significance -
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LPI Releases a Series of Earth Day Posters Inspired by Apollo
Why the First Earth Day (April 22, 1970) Still Matters
Celebrate While You Advocate | Earth Day Needs You!
This Day in History: The first Earth Day held in 1970
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Earth Day – Earth Archives
30 Environmentally Aware Earth Day Poster Ideas | PrintRunner Blog | Earth day posters, First earth day, Earth day
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