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OASIS (Gr. &toss, the name given by See also: desert
.
For example, where the high See also: plateau of the Libyan desert descends into a See also: longitudinal valley between Syrtis and the See also: Nile See also: delta there are a few spots where the See also: water comes to the See also: surface or is found in shallow See also: wells
.
It may come to the surface in springs, upon the artesian principle, or it may collect and remain in See also: mountain hollows
.
These areas are of small extent and are closely cultivated, and support thick forests of date-palms
.
All kinds of tropical vegetables, grains and small fruits grow under cultivation, and See also: land- is so precious in these limited areas of See also: great richness and fertility that very narrow pathways See also: divide each owner's See also: plot from his neighbour's
.
Wherever oases are found they See also: present similar features, and are naturally the halting-places and points of departure of desert caravans
.
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