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Qanat: (Kariz/ Surangam/ Foggara/ Falaj)

Qanat: (Kariz/ Surangam/ Foggara/ Falaj). KARIZ, AN ETERNAL FRIENDLY TECHNOLOGY FOR HARVESTING GROUND WATER **************** Centre for Sustainable Development CENESTA, Iran M.R HAERI. How it works. Qanat: a tunnel ground water harvesting system. An ancient system

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Qanat: (Kariz/ Surangam/ Foggara/ Falaj)

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  1. Qanat:(Kariz/ Surangam/ Foggara/ Falaj) KARIZ, AN ETERNAL FRIENDLY TECHNOLOGY FOR HARVESTING GROUND WATER **************** Centre for Sustainable Development CENESTA, Iran M.R HAERI

  2. How it works

  3. Qanat: a tunnel ground water harvesting system • An ancient system • Global in geographic extent and history • Indigenous knowledge & technology • Still functional and productive in Iran • Falling into disrepair and neglect • Victim of the modernisation mentality

  4. The three work zones Different techniques are used for working in each zone.

  5. Aerial view of a qanat(Isfahan)

  6. The “mouth” of the qanat: Mazhar

  7. Planning and Surveying • The landscape is examined, and then a survey team does assessment (geo-hydrological, geographic, soil characteristics, agricultural…)

  8. Construction system Windlass system for digging (on top of a vertical shaft/ well)

  9. Digging the wells…

  10. Underground dams

  11. Ingenius qanats of Kashan

  12. Water distribution system……works like clockworks…

  13. The real water managers……”oriental despotism” or democracy at work?

  14. The cistern (abanbar)...A way station

  15. Qanat: a total system, for rural and urban areas…

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