How does an oasis work?

Related questions

1. What lives in an oasis?
2. Which is the largest oasis in the world?
3. What is Liam Gallagher worth?
4. What was Oasis first hit?
5. Why is pretty green called Pretty Green?
6. Why did Oasis break up?
7. What is the biggest selling album ever?
8. When did Noel Gallagher join Oasis?
9. What is desert oasis?
10. What was Oasis first number 1 single?

Tags

1. #herders
2. #enough
3. #desert
4. #allow
5. #harsh
6. #surface
7. #river
8. #natural
9. #underground
10. #exist
11. #local
12. #springs
13. #forming
14. #known
15. #water
16. #oasis
17. #farmers
18. #these
19. #travelers
20. #aquifer
21. #creates
22. #pressure
23. #region
24. #often
25. #formed
26. #climates
27. #aquifers