A timeline of Earth Day history

cacti and landscape at ASU Polytechnic campus

Next month marks the 50th anniversary of Earth Day. Those five decades have witnessed great leaps forward in protecting our planet and natural resources, but there's more work to be done. 

Check out this timeline of some of the major milestones in environmental history, including important moments in sustainability at ASU.

Earth Day timeline
Infographic created by Chad Musch and Jimena Garrison.

Top image: ASU’s Polytechnic campus. Photo by FJ Gaylor.

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