On anniversary of first Earth Day, a look at what's happened since. April 22, 2010— -- On April 22, 1970, the very first Earth Day, more than 20 million people joined in demonstrations across the ...

After witnessing a massive oil spill in Santa Barbara in 1969, Wisconsin Senator Gaylord Nelson began hatching the idea for what would become known as the world’s first ‘Earth Day.’ The first Earth ...

The first Earth Day was celebrated April 22, 1970. 55 years later, we know a lot more about the harmful effect human civilization has on our natural environment. But the desire to find solutions – big ...

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 the time ...

Fifty-five years ago, on April 22, 1970, the world took note of its burning rivers and acrid air. An overdue shift in perception about the environment had arrived, and Earth Day was born. This ...

On the very first Earth Day, April 22, 1970, Mayor John Lindsay took the bold step of closing New York’s grand boulevard — Fifth Ave. An estimated one million ...