Earth Day at 45: Denis Hayes on going global, 'dreadful failure' of climate action

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The annual holiday synonymous with environmentalism has gone global four decades after its inception, but those closer to home question what should come next

Forty-five years ago, cars belched lead-based fuel exhaust, a river in Ohio was so polluted that it caught fire and some 80,000 barrels of oil spilled into the ocean near Santa Barbara, California, devastating...

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