An estimated one billion people around the world took action for the 40th anniversary of Earth Day.Earth Day, 40 Years Later: How Far Have We Come?. ABC News. April 22, 2010. Retrieved February 3, 2021. An estimated 20,000 partners took action on climate change and other environmental issues through climate rallies, Billion Acts of Green™, and by engaging civil leaders in plans to build a green economy, connected through the online action center at EARTHDAY.ORG.EARTH DAY NETWORK LEADS U.S. AND GLOBAL ACTIVITIES FOR 40TH ANNIVERSARY OF EARTH DAY EARTHDAY.ORG. April 21, 2010. Retrieved February 3, 2021. Through the Global Day of Conversation, more than 200 elected officials in more than 39 countries took part in active dialogues with their constituents about their efforts to create sustainable green economies and reduce their carbon footprints.EARTH DAY NETWORK ANNOUNCES LINE-UP OF PERFORMERS, SPEAKERS FOR 40TH ANNIVERSARY OF EARTH DAY. EARTHDAY.ORG. April 5, 2010. Retrieved February 3, 2021 Students around the world participated in school greenings, featuring community clean-ups, solar energy systems, school gardens, and environmental curriculum.Earth Day 2010: Teaching kids to appreciate nature can provide lifetime of rewards. Penn Live. April 22, 2010. Retrieved February 3, 2021. Earth Day Network announced a partnership with Twentieth Century Fox Home Entertainment's Avatar Home Tree Initiative to plant one million trees in 15 countries by the end of 2010.Avatar Earth Day RELEASE: James Cameron Film Comes Out On DVD, Inspires 'Home Tree' Earth Day 2010. Huffpost. May 25, 2011. Retrieved February 3, 2021.
