| Similarity | Rank | |
|---|---|---|
| Bioenergy | 0.755 | 86779 |
| biofuel | 0.753 | 11346 |
| Biomass | 0.749 | 78430 |
| Fuels | 0.684 | 93475 |
| Renewable_Energy | 0.680 | 25699 |
| biodiesel | 0.679 | 34972 |
| Renewable | 0.666 | 86181 |
| Clean_Energy | 0.665 | 64978 |
| renewable_fuel | 0.663 | 88540 |
| Renewables | 0.663 | 81235 |
| bioenergy | 0.651 | 43864 |
| biomass | 0.626 | 8352 |
| alternative_fuel | 0.615 | 38448 |
| Wind_Energy | 0.614 | 88427 |
| Solar_Energy | 0.607 | 59383 |
| feedstock | 0.601 | 44952 |
| ethanol | 0.597 | 13692 |
| Energy_Policy | 0.592 | 84594 |
| Biotechnology | 0.588 | 19911 |
| renewable_energy | 0.587 | 4106 |
| bioga | 0.582 | 33090 |
| Energy | 0.580 | 3952 |
| climate_Change | 0.572 | 9291 |
| Energy_Efficiency | 0.569 | 27741 |
| Natural_Gas | 0.566 | 51686 |