Qanats

E1011492
hydraulic engineering structure traditional water management system underground irrigation channel

Qanats are ancient underground irrigation channels used to transport water from aquifers to arid surface lands, particularly in regions like Iran’s Yazd Province.

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Observed surface forms (1)

Surface form Occurrences
Kariz (qanat) systems 1

Statements (56)

Predicate Object
instanceOf hydraulic engineering structure ⓘ
traditional water management system ⓘ
underground irrigation channel ⓘ
advantage minimizing evaporation losses ⓘ
using gravity instead of mechanical pumping ⓘ
alsoKnownAs falaj NERFINISHED ⓘ
foggara NERFINISHED ⓘ
kanat ⓘ
karez ⓘ
kariz ⓘ
qanat ⓘ
characteristic gently sloping underground tunnel ⓘ
gravity-fed water flow ⓘ
series of vertical access shafts ⓘ
developedIn ancient Persia NERFINISHED ⓘ
hasPart distribution channels ⓘ
mother well ⓘ
surface outlet ⓘ
underground gallery ⓘ
vertical shafts ⓘ
hasUNESCOWorldHeritageSite The Persian Qanat NERFINISHED ⓘ
inception early 1st millennium BCE ⓘ
influenced falaj systems in Oman ⓘ
foggaras in North Africa ⓘ
galerías in Spain ⓘ
karez systems in Xinjiang, China ⓘ
locatedIn Afghanistan NERFINISHED ⓘ
Algeria NERFINISHED ⓘ
Central Asia ⓘ
Chile ⓘ
China ⓘ
Iran ⓘ
Iraq NERFINISHED ⓘ
Middle East ⓘ
Morocco NERFINISHED ⓘ
North Africa ⓘ
Oman NERFINISHED ⓘ
Pakistan ⓘ
Saudi Arabia ⓘ
Spain ⓘ
Syria NERFINISHED ⓘ
Tunisia NERFINISHED ⓘ
United Arab Emirates ⓘ
Yazd Province NERFINISHED ⓘ
Yemen NERFINISHED ⓘ
madeOf excavated earth and rock ⓘ
maintainedBy specialized diggers and caretakers ⓘ
recognizedBy UNESCO ⓘ
risk collapse of tunnels and shafts ⓘ
significantFor supporting oasis agriculture ⓘ
sustainable water use in arid climates ⓘ
threatenedBy modern deep-well pumping ⓘ
urban expansion ⓘ
usedFor irrigation of arid lands ⓘ
supplying drinking water to settlements ⓘ
transporting groundwater from aquifers to the surface ⓘ

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Yazd Province → knownFor → Qanats ⓘ
Yazd Water Museum → relatedTo → Qanats ⓘ
this entity surface form: Kariz (qanat) systems