Question

Why are the major hot deserts of the world found,
on the Western margins of the continents​

Answer 1

Answer:

since the sun radiation goes there mostly

Answer 2

Answer:

Most of the worlds deserts are located in the western margins of continents in the subtropics because the prevailing winds in the tropics are tropical easterly winds. The tropical easterly winds become dry by the time they reach the western margins of the continents and so they bring no rainfall.

@GameChanger