Rajendra Singh and his organization, the Tarun Bharat Sangh, have dedicated themselves totally to rural development with environment care and protection for the last 21 years.

In 1984, he left his job and dedicated himself to rural development. He formed the Tarun Bharat Sangh (TBS) and, together with four of his companions, began organizing villagers for the repair and deepening of old rainwater storage tanks.

To fulfil the needs of the villagers, Rajendra Singh started rural development and employment generation activities in 1985 in Gopalpura village through water conservation. He played a catalyzing role in the building of 8600 rainwater storage tanks in 1058 villages spread over 6500 sq km in nine districts of Rajasthan.