History and evolution of Earth Day
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This Earth Day, we reflect on our home planet and look at Earth from space through history.
Millions of people around the world will pause on Tuesday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a ...
Fresh takes on Apollo’s famous “Earthrise” and “Blue Marble” images showed off our planet’s beauty just weeks before Earth ...
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