Karez systems in Pakistan are traditional practices of water tapping and channelling. Due to overpumping of groundwater aquifers in Balochistan province, of an estimated 800 karezes, 175 have dried up in recent decades. This video explains the karez systems and the social structure around it.
More info: www.iucn.org
Produced by: IUCN Pakistan
Language: Urdu with English subtitles