LUCKNOW, April 21 -- The Unique Identification Authority of India (UIDAI) has helped trace around 350 missing or unidentified children across Uttar Pradesh over the past three years through Aadhaar-based biometric verification. A majority of the children were found in Lucknow and Varanasi along with other districts of the state, officials said.

The children were traced during Aadhaar enrolment drives conducted at shelter homes, childcare institutions, and halfway houses. These drives led to the detection of duplicates, an UIDAI official informed.

According to data shared by UIDAI, the top districts where children were identified include Varanasi (139), Lucknow (90), Noida (19), Moradabad (17), Kanpur (12), and Ballia (10), along with a ...