Visit the official Earth Day site to learn about the world's largest environmental movement and what you can do to make every day …

The goal of Earth Day 2014 was to dramatically personalize the massive challenges surrounding global climate change and weave …

Earth Day 2020 was the 50th Anniversary of Earth Day. Activations included activities such as the Great Global CleanUp, Citizen …

Apr 21, 2026 · Earth Day is a grassroots initiative that has become the world’s largest secular holiday—around the world. Every year, …

Sep 4, 2026 · Earth Day is an annual celebration honoring the achievements of the environmental movement and raising awareness …

Earth Day is an annual celebration that honors the achievements of the environmental movement and raises awareness of the need …

6 days ago · Each year, Earth Day is a time to give back to the environment by getting involved and making a difference for the …

Oct 27, 2009 · Earth Day is a holiday held every April 22 that highlights environmental issues and sustainability through education.

Sep 21, 2026 · Earth Day, April 22, is a day to learn about and remember the importance of protecting health and the environment.

Thanks to everyone who showed up for Earth Day 2026! Check out the dozens of environmental nonprofits, climate campaigns, and …