SimilarityRank
reduce_emission 0.801 41104
reduce_greenhouse_gas_emission 0.722 57109
emission_reduction 0.710 34127
CO2_emission 0.708 26256
to_reduce_emission 0.707 81660
fuel_efficiency 0.705 45499
Co_2_emission 0.698 88444
reduce_carbon_emission 0.698 71366
emission 0.691 4559
greenhouse_gas_emission 0.674 18703
carbon_emission 0.667 20778
carbon_reduction 0.663 96756
low_carbon 0.663 74731
carbon_dioxide_emission 0.662 61386
fuel_consumption 0.660 37742
fuel_economy 0.654 40031
improve_energy_efficiency 0.646 77201
improve_air_quality 0.643 92085
increase_energy_efficiency 0.637 97027
reduce_energy_consumption 0.637 81333
environmentally_friendly 0.635 19984
GHG_emission 0.635 52810
high_efficiency 0.630 32026
reduce_pollution 0.629 88472
alternative_fuel 0.627 38448