検索キーワード： 環境保護主義者・自然主義者

In 2008 an extraordinary two-minute film clip appeared on YouTube and immediately became an international phenomenon. It captures the moving reunion of two young men and their pet lion Christian, after they had left him in Africa with Born Free’s George Adamson to introduce him into his...

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.

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.