Threshold responses in runoff from sub-humid heterogeneous low relief regions

Kevin Devito1, Kelly J Hokanson2, Laura Chasmer3, Nicholas Kettridge4, Max Lukenbach5, Carl A Mendoza5, Paul Moore6, Daniel Peters7 and Uldis Silins8, (1)University of Alberta, Department of Biological Sciences, Edmonton, AB, Canada, (2)University of Alberta, Biological Sciences, Edmonton, AB, Canada, (3)University of Lethbridge, Geography and Environment, Lethbridge, AB, Canada, (4)University of Birmingham, School of Geography, Earth & Environ. Sciences,, Birmingham, United Kingdom, (5)University of Alberta, Earth and Atmospheric Sciences, Edmonton, AB, Canada, (6)McMaster University, School of Earth, Environment and Society, Hamilton, ON, Canada, (7)Environment and Climate Change Canada, Victoria, BC, Canada, (8)University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada