Large-scale farming and oil exploration are drying out the area’s karez wells.
Observers say the practice is part of a greater problem of ethnic inequality in the region.
They want the men to prevent separatists and extremists in Kizilsu Kirghiz Autonomous Prefecture from crossing the border.
The inspections come weeks after a deadly attack carried out by Uyghurs in the region.
Abdurishit Haji was suspected by authorities of supporting Uyghur separatist groups outside China, sources say.
Jewher Ilham says she will work to win freedom for her jailed father, Uyghur scholar Ilham Tohti.
A sizable fund has been set aside for informants following a deadly attack in Hotan Prefecture.
Right activists say retired judge Huang Yunmin is widely respected for his keen sense of justice and advocacy for vulnerable workers.
Rabihan Musa had petitioned in public for months for permission to visit her family outside the country.
The move will add more than 250 auxiliary officers to patrol neighborhoods and staff checkpoints on the roads.
The list is being circulated to local governments throughout the region for compulsory 'study', residents say.
Memet Eli was undergoing political re-education after being forcibly returned to his township by police, sources say.
The arrests may be part of a campaign to pressure Uyghur officials into greater loyalty to Beijing, one observer says.
An RFA investigation reveals the identities of the three Uyghur attackers and possible motives for the incident.
Unofficial Christian worship is included in an ever-widening crackdown on freedom of religion and association.
The move is part of an "anti-terrorism, stability maintenance" operation that aims to track all vehicles in the region eventually.
Chinese authorities say they have outlawed the practice, but the region’s Uyghurs still have to work for free.