nsTeam1RO, nsTeam1RW, nsTeam1_talkRO, nsTeam1_talkRW
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A water management system used to supply irrigation in hot climates. In ancient history, it was underground irrigation system used in China and the Middle East (Southwest Asia).
A water management system used to supply irrigation in hot climates. In ancient history, it was underground irrigation system used in China and the Middle East (Southwest Asia).
[[Category:Geography]]