Is Karez system of irrigation is only practiced in Balochistan?

Karez irrigation is practised in 22 countries from China to Chile including Pakistan. In Pakistan it is confined to the province of Balochistan which has a tribal society.

What is Karez system in Balochistan?

AB STRACT: Karez is an indigenous method of irrigation in which groundwater is tapped by a tunnel. After running for some distance the tunnel comes out in the open and the water is conducted to the command area. It is an old and stable irrigation system of Pakistan confined to the province of Balochistan.

Which irrigation system is used in Balochistan?

Balochistan has two types of irrigation systems i.e. Indus gravity-fed canal system that irrigates 230,000 hectares and small-scale irrigation covering about 320,000 hectares annually. Out of 31,799 tube wells, 48 per cent are electrically-operated in the province.

Where is Karez found?

Balochistan
They are located in the northwest corner of Balochistan bordering with Afghanistan and Iran. A group of four representative karez is being proposed for inclusion on the Tentative List: Spin Tangi Kareze, District Quetta.

Do you know about Karez system and Qanat?

A qanat or kariz, is a system for transporting water from an aquifer or water well to the surface, through an underground aqueduct. Karez are constructed as a series of well-like vertical shafts, connected by a gently sloping tunnel.

What do you mean by Karez system?

Definition of karez 1 : an underground irrigation tunnel bored horizontally into rock slopes in Baluchistan. 2 : a system of irrigation by underground tunnels.

Who invented Karez system?

According to a critical study and interpretation of Chinese historical sources, Trombert (2008) dates the Karez of Turpan to the early 19th century. This is close to Huntington (1907), who assumed a Persian origin and dated the invention to Turpan to ~1780 AD.

What is the another name of Karez?

qanat. (redirected from Karez)

Why is a Karez very essential in the deserts of Xinjiang?

The Karez Well System is an important ancient irrigation system that is still used in Turpan, Xinjiang, in Northwest China. The tunnel system provides water for local people to drink as well as to water their crops. Locals dug wells and tunnels to transfer water from mountains miles away from their farmland.

What are the disadvantages of Persian wheel?

Persian wheel is useful in mountainous (hilly) areas due to close water level; it is suitable for small scale farming. Disadvantages: Persian wheel can irrigate small areas, lot of effort is needed and it is time taking.

What is the purpose of the Karez?

The karez system has been used to provide water for both domestic purposes and agricultural irrigation because it possesses the following advantages: it is gravity-fed, so it avoids energy requirements; its underground transmission reduces evaporation; and its underground coverage protects against sediment from wind …

What is meant by Karez?