Tarun Bharat Sangh is a non-profitable environmental NGO; with its headquarters in Bheekampura, Alwar, Rajasthan. Rajendra Singh has been the incumbent chairman of TBS since 1985. From Wikipedia
Community efforts, led by women and supported by Tarun Bharat Sangh, have turned the Serni river perennial, raised groundwater levels, and helped former dacoits return to farming.