SimilarityRank
Co_2 0.896 19859
carbon_dioxide 0.885 11994
greenhouse_gas 0.797 18514
methane 0.791 14641
CO2_emission 0.761 26256
GHG 0.760 70082
Co_2_emission 0.742 88444
carbon_dioxide_emission 0.736 61386
carbon 0.722 6134
NOx 0.716 71494
emission 0.713 4559
carbon_emission 0.697 20778
water_vapour 0.689 85308
greenhouse_gas_emission 0.688 18703
water_vapor 0.682 40856
nitrogen_oxide 0.673 78932
GHG_emission 0.661 52810
our_atmosphere 0.660 72416
combustion_of 0.654 77006
reduce_emission 0.653 41104
the_greenhouse_effect 0.653 87706
nitrous_oxide 0.652 58827
fossil_fuel 0.646 9239
nitrogen 0.646 11773
sulfur_dioxide 0.642 93673