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3. what is the most valuable resource in Southwest Asia
6. a landlocked salt lake.
8. the second most important river
10. one of the most important rivers
11. the most distinctive land form in SW Asia
12. the removal of salt from ocean water
13. areas that have warm to hot summers with enough rainfall to support grass and some low-growing shrubs
15. what provides a major portion of income for nations with a petroleum reserves
16. riverbeds that remain dry except during the rainy season
17. what mountains help isolate Iran from southwest Asia
18. when winds evaporate the moisture in the soil, chemical salt remains

1. deserts effectively_____travel and limit almost all human-environment interaction
2. tumbles down from the mountains of Lebon
4. the most famous desert in this region
5. an area of desert where vegetation is found
7. Southwest Asia is extremely
9. a hilly plateau over looking the Jordan river and the sea of Galilee.
11. located between the black sea and the Mediterranean sea.
12. _____irrigation is the practice of using small pipes that slowly drip water just above the ground
14. lands in the _____shadow of a mountain range are usually arid or semiarid.