Already the once sweet-watered streams, most of which bore Indian names, were clouded with silt and the wastes of man; the very earth was being ravaged and squandered. To the Indians it seemed that these Europeans hated everything in nature-the living forests and their birds and beasts, the grassy glades, the water, the soil, and the air itself.
Dee Brown, Bury My Heart at Wounded Knee: An Indian History of the American West
environment