Quotes from book
A Sand County Almanac
A Sand County Almanac: And Sketches Here and There is a 1949 non-fiction book by American ecologist, forester, and environmentalist Aldo Leopold. Describing the land around the author's home in Sauk County, Wisconsin, the collection of essays advocate Leopold's idea of a "land ethic", or a responsible relationship existing between people and the land they inhabit. Edited and published by his son, Luna, a year after Leopold's death, the book is considered a landmark in the American conservation movement.

“Engineers did not discover insulation: they copied it from these old soldiers of the prairie war.”
“April: Bur Oak”, p. 27.
A Sand County Almanac, 1949, "April: Come High Water," "April: Draba," "April: Bur Oak," & "April:Sky Dance"

“There are a few sections of uncut timber, luckily state-owned.”
“Wisconsin: Flambeau”, p. 115.
A Sand County Almanac, 1949, "Wisconsin: Marshland Elegy," "Wisconsin: The Sand Counties" "Wisconsin: On a Monument to the Pigeon," and "Wisconsin: Flambeau"