Illustrated scenarios showing consequences of alternative approaches to development in the valley for the next thirty years. Prepared for: Willamette Valley Environmental Protection & Development Planning Council. HUC: 170900. Bounding coordinates: West Bounding Coordinate: -123.769586; East Bounding Coordinate: -121.631074; North Bounding Coordinate: 45.941295; South Bounding Coordinate: 43.350360.This book is an environmental primer for the people of the Willamette Valley. It sets forth basic principles showing how men's actions cause future consequences in the envirnoment.