ARID LANDS [DESERTS]
These are areas of very low rainfall and high evaporation rate. They are the driest habitats, receiving less than 25cm annual rainfall. Arid lands are of two types;

Hot deserts e.g. Sahara desert (North Africa), Kalahari desert (South Africa)
Cold deserts e.g. desert in North America



CHARACTERISTICS OF A DESERT

Water is very scarce
Temperature is very high by the day and very low by the night
Vegetation is very scanty
The soils are sandy or rocky
Strong winds occur frequently and sunshine very intense
Presence of drought resistance plants (xerophytes)


#nature #wildlife