17 Facts About Hot desert

The name Hot desert seems to ultimately derive from Egyptian, dsrt - 'the red one'[1] or 'the red land'.

In English before the 20th century, Hot desert was often used in the sense of "unpopulated area", without specific reference to aridity; but today the word is most often used in its climate-science sense .

Semi-arid Hot desert or a steppe is a version of the arid Hot desert with much more rainfall, vegetation and higher humidity.

The Hot desert surface is evidence of this with dry stream channels known as arroyos or wadis meandering across its surface.

Many Hot desert plants have reduced the size of their leaves or abandoned them altogether.

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Some Hot desert plants produce seed which lies dormant in the soil until sparked into growth by rainfall.

Many Hot desert animals show especially clear evolutionary adaptations for water conservation or heat tolerance and so are often studied in comparative physiology, ecophysiology, and evolutionary physiology.

Many examples of convergent evolution have been identified in Hot desert organisms, including between cacti and Euphorbia, kangaroo rats and jerboas, Phrynosoma and Moloch lizards.

The Hot desert lark takes frequent dust baths which ensures that it matches its environment.

Many other hot desert animals are nocturnal, seeking out shade during the day or dwelling underground in burrows.

Many Hot desert reptiles are ambush predators and often bury themselves in the sand, waiting for prey to come within range.

Similarly, evaporation tends to concentrate minerals in Hot desert lakes, creating dry lake beds or playas rich in minerals.

Traditional Hot desert farming systems have long been established in North Africa, irrigation being the key to success in an area where water stress is a limiting factor to growth.

The soil is deep and fertile, being part of the river's flood plains, and what would otherwise have been Hot desert has been transformed into one of the most productive farming regions in California.

The greening of the Hot desert remains an aspiration and was at one time viewed as a future means for increasing food production for the world's growing population.

Warfare in the Hot desert offered great scope for tacticians to use the large open spaces without the distractions of casualties among civilian populations.

Examination of the surface of rocks by laser beamed from the Mars Exploration Rover have shown a surface film that resembles the Hot desert varnish found on Earth although it might just be surface dust.