replenishment potential must be assessed before permitting mining instead of going merely by claim of the Project Proponent about the replenishment potential. Even earlier, the State proposed to delegate such study to District level officer but the Tribunal did not approve the same and directed that such study should be conducted by SEIAA itself, along with SEAC, as the said body was entrusted the statutory functions of conducting impact assessment. This mandate flows from judgments of the Hon’ble Supreme Court inter-alia in M.C. Mehta vs UOI, (2004) 12 SCC 118, Deepak Kumar v. State of Haryana & Ors., (2012) 4 SCC 629, Samaj Parivartan Samudaya & Ors. v. State of Karnataka & Ors. (2013) 8 SCC 154, (2017) 5 SCC 434 Goa Foundation v. Union of India & Ors. (2014) 6 SCC 590, State (NCT of Delhi) v. Sanjay, (2014) 9 SCC 772, and Common Cause v. Union of India & Ors. (2017) 9 SCC 499 and in the judgment of this Tribunal dated 13.09.2018 in O .A. No. 186/2016, Satender Pandey vs. MoEF&CC . The matter has also been examined recently by this Tribunal vide order dated 26.02.2021 in O.A. No. 360/2015, National Green Tribunal Bar Association v. Virender Singh (State of Gujarat) and other connected matters . The Tribunal directed that without replenishment studies mining may not be allowed. The Tribunal referred to the Notification dated 25.07.2018 issued by the MoEF&CC, under Section 3(2)(v) of the EP Act, 1986 r equiring preparation of District Survey Report (DSR) containing replenishment study, environment management plan and other safeguards with a view to consider the environment impact of mining. This requirement also flows from the judgements of the Hon’ble Supreme Court referred to above. The Tribunal also referred to the recommendations of the Oversight Committee for the State of UP constituted by it to look into certain environmental aspects, recommending that replenishment studies must