Usually in white so the sun can reflect on the clothes. Their clothing was loose-fitting.
Because resources are limited in each area in the desert.
Bedhouins
Nomadic people have lived in the Sahara desert for thousands of years, adapting to the harsh environment by moving in search of food, water, and grazing land for their animals. The Tuareg, for example, have a long history of nomadic lifestyle in the Sahara.
They are nomadic.
The Tuareg
There are nomadic people all over the world, and I suppose they dress in a way to suit climate and culture.
A nomadic Berber of the Sahara was a member of the Tuareg people, known for their nomadic lifestyle in the desert regions of North Africa, including the Sahara. They traditionally lived as semi-nomadic herders, traders, and warriors, moving across vast stretches of desert in search of water and pasture for their livestock.
Bedouin.
Bedouin
They are largely nomadic and have to adapt to meet their harsh environment.
The nomads of the Arabian Peninsula are called BEDOUINS. The name literally translates to "Desert-people".
try to answer that yourself :P