They are defined by how dry and how little precipitation or water there is
Precipitation and evaporation
The five main climate zones are tropical, dry, temperate, continental, and polar. These zones are determined by factors such as temperature, precipitation, and geography. Each zone has distinct characteristics that influence the type of vegetation and weather patterns present.
The climate which has very less density of moisture in air is dry climate.
Dry climate is healthier
Dry! A desert is defined as a region that receives less than 10 inches (250 mm) of annual precipitation on average.
hot
The Southwestern US has a very hot and dry climate, which is a desert climate.
climate zone; biome
It is dry.
The five main climate zones are tropical, dry, mild, snowy, polar. These are defined by temperature and humidity. Tropical climates fairly rainy.
Humid
hot and dry climate