| − | A '''qanat''' is 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 '''qanat''' is a water management system used to supply irrigation in hot climates. In ancient history, it was an underground [[irrigation]] system used in [[China]] and the [[Middle East]] (Southwest [[Asia]]). |