What causes arid climate regions?
Arid climates are caused by lack of precipitation, and warm, downward winds. Vegetation is sparse in arid regions and farming can only be done successfully with irrigation.
the 4 different types of climate regions are Mediterranean with hot and dry summers and cool rainy winters. Semi Arid is in between the the hot and dry desert of WA's inland and are wetter near the coast. Arid the Arid climate is in the hot and dry desert. Monsoonal has hot wet summers and warm dry winters. BY me Nasreen Abbas!!!!