| Similarity | Rank | |
|---|---|---|
| incinerators | 0.865 | 86069 |
| incineration | 0.826 | 62397 |
| landfill | 0.821 | 16597 |
| waste | 0.746 | 1911 |
| sewage | 0.732 | 15787 |
| incinerated | 0.726 | 68961 |
| Landfill | 0.718 | 57827 |
| digester | 0.713 | 85063 |
| landfills | 0.704 | 25855 |
| coal-fired | 0.701 | 36383 |
| sludge | 0.696 | 25075 |
| wastewater | 0.679 | 17337 |
| Waste | 0.676 | 13424 |
| wastes | 0.673 | 16174 |
| gasification | 0.672 | 64900 |
| disposal | 0.663 | 7268 |
| recycling | 0.662 | 6594 |
| Sewage | 0.661 | 66452 |
| coal | 0.660 | 5233 |
| smelter | 0.659 | 59172 |
| tailings | 0.657 | 49890 |
| demolition | 0.654 | 15268 |
| sewerage | 0.651 | 52330 |
| refinery | 0.646 | 24048 |
| effluent | 0.645 | 38366 |