John Muir Biography - John Muir Exhibit

John Muir: A Brief Biography, A part of the John Muir Exhibit, by Sierra Club John Muir Education Project

From first link:

Through a series of articles appearing in Century magazine, #Muir drew attention to the devastation of mountain meadows and forests by sheep and cattle. With the help of Century's associate editor, Robert Underwood Johnson, Muir worked to remedy this destruction.

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In 1890, due in large part to the efforts of Muir and Johnson, an act of Congress created #Yosemite National Park. Muir was also personally involved in the creation of Sequoia , Mount Rainier , Petrified Forest and Grand Canyon national parks. Muir deservedly is often called the "Father of Our National Park System ".

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