You will need this lease if you have discovered a petroleum or geothermal energy resource that is not currently commercially viable but is likely to be in the future.
Petroleum is any naturally occurring hydrocarbon or mixture of hydrocarbons, including oil and gas. Geothermal energy resources are any subsurface rock or other substance that contains geothermal energy. Geothermal energy is thermal energy that results from natural geological processes and is contained in geothermal energy resources.