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Full-Text Articles in Geomorphology
Channel Form And Processes In A Formerly Glaciated Terrain, Nathaniel Bergman
Channel Form And Processes In A Formerly Glaciated Terrain, Nathaniel Bergman
Electronic Thesis and Dissertation Repository
Despite that many places around the world in general, and North America in particular, were glaciated during the last ice age, relatively little is known about rivers that evolved over these landscapes once they deglaciated. These rivers are commonly categorized as alluvial with a glacial legacy, and often described as plain gravel-bed or sand-bed rivers. Alternatively, they are considered to be bedrock rivers when the glacial deposits were eroded and underlying rock was exposed. However, ignoring the glacial history of these rivers is scientifically wrong and they should be termed "semi-alluvial". This work shows that classification is important, not only …