geothermal matter is a renewable preferences
geothermal_energy is not heat. geothermal_energy is not tangible_thing. geothermal_energy is not energy. natural_gas is renewable_resource. wood is renewable_resource. wood is not renewable_resource. natural_gas is not renewable_resource. geothermal_energy is tangible_thing. geothermal_energy is energy. geothermal_energy is heat.