![View of the Earth as seen by the Apollo 17 crew on December 7, 1972-- astronaut Eugene A. Cernan, commander; astronaut Ronald E. Evans, command module pilot; and scientist-astronaut Harrison H. Schmitt, lunar module pilot -- traveling toward the moon. Earth from Space](https://www.si.edu/sites/default/files/styles/grid/public/teaser/earth-day-nasa-big-blue-marble.png?itok=UmtK6eX5&c=baa697bb48e58d03321107e5b832cbfd)
A History of Earth Day
Buttons, posters, and memorabilia reflect nearly 50 years of Earth Day celebrations.
Join us during Earth Month in April—and throughout the year—to marvel at the beauty and diversity of our natural world. Learn about the challenges facing life on our planet—and our successes. Get inspired to be a part of building a sustainable future where life on Earth thrives.
Within the Smithsonian's museums, research centers, and educational initiatives, you will find an array of valuable resources. These resources not only shed light on the challenges we face but also highlight the innovative solutions being developed to address them.