New Tools for Constructing Paleo- River Long Profiles and Identifying Historic Base-Level Elevations with Examples from the North Shore of Lake Superior in Minnesota, USA

Josie Welsh, University of Minnesota Twin Cities, Department of Earth & Environmental Sciences, Minneapolis, United States, Peter Mitchell, University of Minnesota Twin Cities, Earth and Environmental Sciences, Minneapolis, United States and Andrew D Wickert, University of Minnesota Twin Cities, Department of Earth & Environmental Sciences and Saint Anthony Falls Laboratory, Minneapolis, United States