John Muir biography
John Muir was born April 21, 1838, in Dunbar, Scotland. As early as 1876, he urged the federal government to adopt a forest conservation policy through articles published in popular periodicals. In 1892 he founded the Sierra Club. He served as its first president, a position he held until his death in 1914. He was largely responsible for the establishment of Sequoia and Yosemite National Parks.