Local Water Supplies in the Desert and Agricultural Development

The water supply of range lands involves two Important problems: the availability of mineralized groundwater and the need for providing water to a large area with limited consumption at each watering point. Although the practice was long discouraged, herders have successfully supplied animals with water having a salt content of up to about 15 grams per liter, other water-supply possibilities, aside from the freezing method, Include the collection of rainwater in natural underground reservoirs and the tapping of lenticular freshwater strata discovered in sandy deserts.