Mother Tongue Survey of India: Government completes survey of 576 languages in India

The Mother Tongue Survey of India is a project that surveys the mother tongues, which are returned consistently across two and more census decades later. The survey also documents the linguistic features of the selected languages.

source https://www.jagranjosh.com/current-affairs/mother-tongue-survey-of-india-government-completes-survey-of-576-languages-in-india-1667993823-1