Speaking during the departmentâs virtual budget vote, Minister of Mineral Resources and Energy Gwede Mantashe said the government had undertaken an environmental impact assessment study for three gas-to-power plants of 1000 megawatts (MW) each to enable gas-to-power projects in special economic zones. Photo: Jacques Naude African News Agency (ANA) SA to upscale LNG potential in energy mix By Dineo Faku Share JOHANNESBURG - THE DEPARTMENT of Mineral Resources and Energy (DMRE) said the government was scaling up the countryâs liquefied natural gas (LNG) potential as part of pursuing a diversified energy mix that moves away from fossil fuels. Speaking during the departmentâs virtual budget vote, Minister of Mineral Resources and Energy Gwede Mantashe said the government had undertaken an environmental impact assessment study for three gas-to-power plants of 1000 megawatts (MW) each to enable gas-to-power projects in special economic zones.