Projected LCOE in the U.S. by 2020 (as of 2015) Power generating technologyMinimumAverageMaximum Conventional Coal IGCCIGCC (Integrated Coal-Gasification Combined Cycle) IGCC with CCS Natural Gas-firedna NG [A] : Conventional Combined Cycle [A] NG [A] : Advanced Combined Cycle [A] NG [A] : Advanced CC with CCS [A] NG [A] : Conventional Combustion Turbine [A] NG [A] : Advanced Combustion Turbine [A] Advanced Nuclear Geothermal Biomass Wind onshore Wind offshore Solar PV Solar Thermal Hydro