Friends of the Earth: A History of American Environmentalism with 21 Activities

Friends of the Earth: A History of American Environmentalism with 21 Activities — page 1
TIME LINE 1690 William Penn requires settlers to preserve one acre of trees for every five acres cleared 1739 Benjamin Franklin petitions Pennsylvania Assembly to stop industries from dumping Waste 1827 First volume of Audubon's Birds of America is published 1845 Thoreau builds his cabin at Walden Pond 1 1849 Department of the Interior is created 1854 Thoreau's Walden is published 1868 John Muir first sees the Yosemite Valley