Similar to 地中熱

Renewable energy

Thermal efficiency

Fuel economy in automobiles

Geothermal energy

Greenhouse

Absorption refrigerator

Cogeneration

Coefficient of performance

Zero-energy building

Building insulation

Free cooling

Blackle

RETScreen

Worldwide Harmonised Light Vehicles Test Procedure

Energy conversion efficiency

Waste-to-energy

Electric energy consumption

Standby power