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The Genius of Earth Day

In spring 1970, millions of people took part in thousands of Earth Day teach-ins, protests, and celebrations across the United States. Yet we know remarkably little about those events. We also have not thought enough about the significance of the first Earth Day. Earth Day 1970 was not just an unprecedented demonstration of public support for environmental protection. Earth Day was a massive mobilizing effort: In many ways, Earth Day nurtured the first green generation.