Quaternary Geology of Southern Alberta - Areas modified by glacial lakes and streams, and lacustrine veneer (GIS data, polygon overlay features)

This polygon dataset represents those parts of the ground surface modified by lake and stream erosion and deposition, as well as stagnation moraines covered by lacustrine sediment, as depicted in AGS Map 207, 'Quaternary Geology, Southern Alberta' (stippled and cross-hatched areas).