America's Lost Landscape: The Tallgrass Prairie tells the rich and complex story of one of the most astonishing alterations of nature in human history. Prior to Euro-American settlement in the 1820s, one of the major landscape features of North America was 240 million acres of tallgrass prairie. But between 1830 and 1900 - in the space of a single lifetime - the tallgrass prairie was steadily tran...