Results: 1 - 3 of 3
May 31, 2022
… and Gravel Deposits of Alberta Preglacial Sand and Gravel Deposits … land surface that had a steeper drainage gradient than exists … and establishing large preglacial fluvial systems across …
Jul 14, 2020
… true in the deeper portions of preglacial valleys. This preglacial sediment is discussed in … each ice advance the northeast drainage was dammed so that lakes …
Jul 14, 2020
… by evaporation in enclosed drainage basins under fairly arid … main geological categories: preglacial, glacial, and Recent … as extensive beach deposits. Preglacial deposits are of local …