Kalapuyan History (summary) From original 25,000 Kalapuyan people (estimated) in 19 tribes and bands, they were reduced to about 800 by 1850 through diseases like malaria. The loss of population caused cultural collapse and the confederation of many different villages to a very few. This left the land open to settlement from other tribes and American settlers. Americans encountered a park-like setting, a vast flat clear prairie with a mild climate and plenty of water, perfect for agriculture. The collapse of Native culture caused the collapse of most maintenance of the environment. The Tribes were removed to the Reservations in … Continue reading Kalapuyans: Seasonal Lifeways, TEK, Anthropocene