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Trama
This book was written in 1912 by John Muir, the greatest naturalist of the twentieth century. This work is deals with Valei Yosemite, created by President Roosevelt who had been influenced by his writings . Muir fought for the preservation of the natural heritage of the United States . His ideas also came to be the basis of environmentalism and environmental ethic .
Capitoli
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Chapter 12b beginning with The Upper Tuolumne Excursion
Durata: 27min -
Chapter 13 The Early History of the Valley
Durata: 17min -
Chapter 14 Lamon
Durata: 03min -
Chapter 15 Galen Clark
Durata: 10min -
Chapter 16 Hetch Hetchy Valley
Durata: 20min
