Rhoswen Mair Leonard, University of Birmingham, Birmingham, B15, United Kingdom, Paul Moore, McMaster University, Geography and Earth Sciences,, Hamilton, ON, Canada, Stefan Krause, University of Birmingham, School of Geography, Earth and Environmental Sciences, Birmingham, B15, United Kingdom, Laura Chasmer, University of Lethbridge, Geography, Lethbridge, AB, Canada, Kevin Devito, University of Alberta, Biological Sciences, Edmonton, AB, Canada, Richard M Petrone, University of Waterloo, Geography and Environmental Management, Waterloo, ON, Canada, Carl A Mendoza, University of Alberta, Earth and Atmospheric Sciences, Edmonton, AB, Canada, James Michael Waddington, McMaster University, Hamilton, ON, Canada and Nicholas Kettridge, University of Birmingham, School of Geography, Earth & Environ. Sciences,, Birmingham, United Kingdom