<span>people in areas with limited freshwater
Desalination is the process of removing salt from (usually) ocean water making it fresh water.
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Answer:
They are areas where there is a severe shortage of moisture, predominantly because precipitation levels are low. In some years they may even receive no rain at all.
Explanation:
In some deserts, aridity is in part also the result of high temperatures, which means that evaporation rates are great (Mainguet, 1999).
I would put eater and transportation.