Society and sediment in the Mining Rivers of California and Australia

Abstract

People and water intersect in the movement of sediment downstream in rivers. Social processes and geomorphological processes become entangled as each system moves in ways that trigger corresponding responses from the other. Long-term dialectical relationships emerge that span multiple human generations. The power of sediment and water to change physical environments is in constant tension with the power of human actions informed by social, cultural, legal, economic and engineering imperatives. The Pacific Rim gold rushes that began in the mid-nineteenth century provide an opportunity to examine how the interplay of people, water and sediment unfolds over historic time. The mass discharge of ..