CSE Director Sunita Narain and a member of the group of eminent persons inspecting the Johad. This 220 - metre long and 15-metre high Johad ( earthen dam) has been built by the villagers of Lava Ka Baas with technical assistance from the Tarun Bharat Sangh. The Rajasthan irrigation department threatened to demolish the structure on safety grounds and on the ground of ownership of rainwater.