Dunes would be more prevalent in desert areas with an abundance of fine sand, few plants and a persistent wind.
A large area of sand dunes in the desert is called a dune field. A large dune field is called an erg.
The Kalahari desert is the large desert in southern Africa
Sand dunes are likely to be in a desert
There is no limit to the number of sand dunes in any particular desert.
Ireland would have some sand dunes around its coast. Ireland is not warm enough to have any deserts and so it does not have desert sand dunes.
Such a large area could be classed as a desert. But, a desert doesn't have to be entirely of sand and dunes. Antarctica is also classed as a desert.
Large sand dunes are one feature of the Sahara.
Yes, there are sand dunes in parts of the Sonoran Desert.
Large piles of sand are called dunes.
The Sahara Desert, N. Africa, is often given as an example of a huge area of shifting sand dunes. Though, actually, the dunes form only a small part. The main part consists of rocky 'hamada': high, largely barren, hard, rocky plateaus, with very little sand.
in the desert
Dunes.