I try to use qgis to create a custom topographic map for outdoor use: UTM, 1:50000. What these maps usually have is a 1km x 1km grid, which at the bottom is labeled with a shorthand for the ...
Does anyone know where I can find some kml at different resolutions to show the grid reference for the Canadian topographic maps (CanTopo and toporama). Much like is displayed on the map here: ...
I am calculating Topographic Wetness Index for a study area using SRTM DEM (90 and 30m). I understand there are many "flavors" of TWI (CTI). I have been using: TWI = ln(As +1 / tanB) where As ...