That's more of a dustbowl caused by deforestation - doesn't have the arid (or semi-arid) climate of a true desert.
The Osoyoos "desert" isn't really arid enough, either.
Deserts don't have to look like sand dunes, they are any area with a low rainfall. Sometimes the plants that are adapted are virtually a forest, but it's still a desert. For example in the Baja California desert: https://mbgecologicalrestoration.files.wordpress.com/2015/03...