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  • Earth Day: The Official Site | EARTHDAY. ORG
    Visit the official Earth Day site to learn about the world's largest environmental movement and what you can do to make every day Earth Day
  • Earth Day - Wikipedia
    Earth Day is an annual event on April 22 to demonstrate support for environmental protection First held on April 22, 1970, it now includes a wide range of events coordinated globally through earthday org (formerly Earth Day Network) [1] including 1 billion people in more than 193 countries [1][2][3] In 1969 at a UNESCO conference in San Francisco, the peace activist John McConnell proposed a
  • Earth Day 2026: When Is Earth Day? | Celebrating Earth Day . . .
    Celebrate Earth Day 2026 with these activities that will help make your planet a healthier place to live—which is integral to your own health!
  • Earth Day | Definition, Environmentalism, History, Facts . . .
    Earth Day is an annual celebration honoring the achievements of the environmental movement and raising awareness of the importance of long-term ecological sustainability It is celebrated on either April 22 or the day the vernal equinox occurs Learn more about Earth Day, including its history
  • Earth Day: Origins, 2026 Date, Theme Celebration | HISTORY
    Earth Day was founded in 1970 as a day of education about environmental issues and the holiday is now a global celebration that’s sometimes extended into Earth Week, a full seven days of events
  • Earth Day - National Geographic Society
    Earth Day is an annual celebration that honors the achievements of the environmental movement and raises awareness of the need to protect Earth’s natural resources for future generations Earth Day is celebrated on April 22 in the United States and on either April 22 or the day the spring equinox occurs throughout the rest of the world
  • Earth Day Climate Action | California State Parks Foundation
    Throughout April, Earth Day Climate Action volunteer events offer meaningful ways to give back — whether you’re restoring habitat, improving trails, or helping parks adapt to climate change These Earth Day volunteer opportunities in California are open to individuals, families, and groups looking to make a real impact





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