検索キーワード： 環境保護主義者・自然主義者

Best known for his association with the Yosemite Valley and Sierra Nevada Mountains, John Muir also explored the southern states, Alaska, and the Mojave Desert. His studies generated volumes of poetic, evocative writings. As America expanded westward, Muir witnessed the plunder of the land and became a driving force in efforts to protect the natural world. He influenced four U.S. Presidents to sponsor legislation that protected forests and established or expanded America's national parks.

Walden or, "Life in the Woods", is, primarily, a reflection upon simple living in natural surroundings. Henry David Thoreau kept a journal during his stay in a cabin beside Walden Pond in Concord, Massachusetts, for two years, two months, and two days, from July 1845 to Sept 1847. The book is based on that journal.

In 1845 Henry David Thoreau, one of the principal New England Transcendentalists, left the town for the country. Beside the lake of Walden, he built himself a log cabin and returned to nature, to observe and reflect, while surviving on $8 a year. From this experience emerged one of the great classics of American literature, a deeply personal reaction against the commercialism and materialism that he saw as the main impulses of mid-19th century America.

From the time she was a girl, Jane Goodall dreamed of a life spent working with animals. Finally she had her wish. When she was twenty-six years old, she ventured into the forests of Africa to observe chimpanzees in the wild. On her expeditions she braved the dangers with leopards and lions in...