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This collection is a legacy product that is no longer supported. It may not meet current government standards. The Canadian Digital Elevation Model (CDEM) is part of Natural Resources Canada's altimetry system designed to better meet the users' needs for elevation data and products. The CDEM...

This is a legacy product that is no longer supported. It may not meet current government standards. The Canadian Digital Surface Model (CDSM) is part of Natural Resources Canada's altimetry system designed to better meet the users' needs for elevation data and products. The 0.75-second (~20 m)...

A high-resolution digital elevation model (DEM) is key to assessing habitat conditions, surface water connectivity, developing hydraulic models, and environmental change in the Peace-Athabasca Delta (PAD), Northern Alberta. Note that in this instance, DEM is a representation of the ground surface...