The Colorful History of Earth Day

The Colorful History of Earth Day For 39 years, activists have gone to great lengths to draw attention to the planet's environmental needs
C. Taylor Crothers / Getty

Helping Hands
This year Earth Day in Washington will be celebrated by The Flaming Lips, led by Wayne Coyne, above.

share

Get the Latest Photos from Time.com
Get TIME photos and pictures of the week delivered directly to your inbox.