SimilarityRank
GHG 0.922 30079
GHGs 0.889 91201
emission 0.863 13146
NOx 0.861 55787
CO2 0.858 9992
carbon 0.823 3087
Emissions 0.821 37744
dioxide 0.812 10273
gases 0.809 11662
greenhouse 0.794 8346
C02 0.783 94587
fossil-fuel 0.777 91442
gasses 0.767 45276
pollution 0.765 5841
methane 0.751 19799
SO2 0.745 90224
pollutant 0.745 41997
fuels 0.744 9417
pollutants 0.743 16074
tailpipe 0.736 80378
fuel 0.736 1992
biofuel 0.736 33305
renewables 0.732 27442
biofuels 0.729 26111
refrigerants 0.729 92454