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Silver Cascade--White Mountains.
Earth Day reminds us to protect rivers like this one

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The First Earth Day
April 22, 1970

We only have one earth, so we need to take care of her. That's what Senator Gaylord Nelson of Wisconsin believed. He was disturbed that an issue as important as our environment was not addressed in politics or by the media, so he created the first Earth Day, on April 22, 1970. An estimated 20 million people nationwide attended festivities that day. It was a truly astonishing grassroots explosion, leading eventually to national legislation such as the Clean Air Act and the Clean Water Act. Why did Earth Day receive so much support?
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