Denis Hayes
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Denis Allen Hayes is an environmental advocate and an advocate for solar power. He rose to prominence in 1970 as the coordinator for the first Earth Day.
Hayes in 2000
Earth Day
Videos
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
Denis Hayes
…born August 29, 1944) is an environmental advocate and an advocate for solar power. He rose to prominence in 1970 as the coordinator for the first Earth Day. Hayes founded the Earth Day Network and expanded it to more than 180 nations. During the Carter administration, Hayes became head of the Solar Energy…
President Richard Nixon and First Lady Pat Nixon plant a tree on the White House South Lawn to recognize the first Earth Day.
U.S. senator Edmund Muskie speaking at Fairmount Park, Philadelphia on Earth Day, 1970
The official logo of the Mount Everest Earth Day 20 International Peace Climb
United Nations Secretary-General António Guterres addresses the Leaders' Summit on Climate.