Featured Gas OilNNPC mulls growing nation’s reserve to 40bn barrels by 2023 -KyariAbisola THOMPSON June 18, 2020 by Abisola THOMPSON June 18, 20200581 The Nigerian National Petroleum Corporation (NNPC) says its target to grow the nation’s reserve to 40 billion barrels by the year 2023. Malam Mele Kyari,