Search results
Results from the WOW.Com Content Network
The industrial uses of watermills in the Islamic world date back to the 7th century, while horizontal-wheeled and vertical-wheeled water mills were both in widespread use since at least the 9th century. By the time of the Crusades, every province throughout the Islamic world had mills in operation, from al-Andalus and North Africa to the Middle ...
[14] [15] Windpumps were used to pump water since at least the 9th century in what is now Afghanistan, Iran and Pakistan. [ 16 ] The Islamic period in the Fayyum depression of Middle Egypt, like medieval Islamic Spain (al-Andalus), was characterised by extremely large-scale systems of irrigation , with both the supply, via gravity-fed canals ...
The Nahr Isa (Arabic: نهر عيسى, romanized: Nahr ʿĪsā) or Isa Canal was a navigable canal that linked the two great rivers of Mesopotamia, the Euphrates and the Tigris, during the Abbasid Caliphate. It was one of the main water sources and the main avenue of river-borne commerce for the Abbasid capital of Baghdad.
The Journal of Abbasid Studies (JAS) is a double-blind peer-reviewed journal that publishes original research and review articles on the political, cultural, social, economic, religious and intellectual life of the Abbasid Caliphate.
Made of six to twelve sails covered in reed matting or cloth material, these windmills were used to grind grains and draw up water, and used in the gristmilling and sugarcane industries. [74] Horizontal axle windmills of the type generally used today, however, were developed in Northwestern Europe in the 1180s. [70] [71] 11th-12th centuries
The Caliphate was still able to secure major successes over the next few years, including the reincorporation of the Tulunid domains in 904 and victories over the Qarmatians, but with al-Muktafi's death in 908, the so-called "Abbasid restoration" passed its high-water mark, and a new period of crisis began. [26] [27] [28]
Created in the 6th century, it reached its peak under the Abbasid Caliphate, when it served the main water supply for the Abbasid capital of Baghdad, while the regions irrigated by it served as the city's main breadbasket. Its destruction and progressive abandonment from the mid-10th century onwards mirror the Abbasid Caliphate's decline.
The Caliphate was still able to secure major successes over the next few years, including the reincorporation of the Tulunid domains in 904 and victories over the Qarmatians, but with al-Muktafi's death in 908, the so-called "Abbasid restoration" passed its high-water mark, and a new period of crisis began. [91] [92] [93]