by Henry David Thoreau (Author), Laura Dassow Walls (Author)
Thoreau developed ideas fundamental to ecology fifty years before that word was coined. He called for a science that would join man and nature-a "conscience," a moral knowledge founded on material faith.
Number of Pages: 144
Dimensions: 0.39 x 7.67 x 4.78 IN
Illustrated: Yes
Publication Date: May 31, 1999