Earth Day was conceived by U.S. Sen. Gaylord Nelson, a Wisconsin Democrat who was concerned with the state of the environment in the 1960s.

Former Wisconsin Governor and Senator Gaylord Nelson is considered the founder of Earth Day in the U.S. The first Earth Day was celebrated in 1970 when 20 million people attended inaugural events ...

When the first Earth Day was held on April 22, 1970, the founders — U.S. Senator Gaylord Nelson (D-WI) and activist Denis Hayes — said its purpose was to draw public attention to what was at ...

But it was a senator from Wisconsin, Democrat Gaylord Nelson, who had the idea that would become Earth Day. Nelson had long been concerned about the environment when a massive offshore oil spill ...

But it was a senator from Wisconsin, Democrat Gaylord Nelson, who had the idea that would become Earth Day. Nelson had long been concerned about the environment when a massive offshore oil spill ...

Wisconsin Sen. Gaylord Nelson and young environmental activists created “Earth Day” as a day of protest in 1970, choosing a day between Spring Break and final exams to maximize student ...

The first Earth Day was celebrated in 1970, when Wisconsin senator Gaylord Nelson organized a national demonstration to raise awareness about environmental issues, according to National Geographic ...

This coming Tuesday is the 55th anniversary of Earth Day. It was founded in 1970 by Senator Gaylord Nelson of Wisconsin as a way to educate people about environmental problems and the solutions to ...

This environmental disaster inspired Gaylord Nelson and Denis Hayes to establish Earth Day in 1970 as a global event to raise awareness about environmental issues.

Nelson chose April 22 as the national date for Earth Day because it best fit into college schedules between spring break and final exams.