How can we stop the sand comming to track in the desert area?

Question

How can we stop the sand comming to track in the desert area?

Answer 1

By planting suitable trees.

Answer 2

plenty of water.

Answer 3

Plant some type of vegetation to fix the sand or avoid it to invade tracks.  That system has been used in several countries.  There is also a method to profile the section of land near tracks to create air currents to reduce the sand accumulation on tracks.