| environmental science and pollution research | 0.25 | 0.3 | 8689 | 44 | 69 |
| environmental science & pollution research | 1.51 | 0.3 | 589 | 42 | 88 |
| environmental science pollution research int | 0.82 | 1 | 6119 | 44 | 92 |
| environmental science of pollution research | 1.02 | 0.8 | 706 | 43 | 11 |
| environmental pollution and science research | 1.43 | 0.7 | 9821 | 44 | 37 |
| environmental research and pollution research | 1.26 | 0.8 | 4209 | 45 | 10 |
| environmental and pollution research | 0.5 | 0.9 | 173 | 36 | 34 |
| environmental science and pollution reserach | 1.74 | 1 | 4212 | 44 | 31 |
| environmental science and pollution reseach | 1.51 | 0.3 | 8368 | 43 | 57 |
| science and pollution research | 0.63 | 0.3 | 7073 | 30 | 72 |
| environmental science and pollution | 1.55 | 0.2 | 4209 | 35 | 58 |
| environment and pollution research | 0.62 | 0.8 | 1281 | 34 | 52 |
| the science of environmental pollution | 0.07 | 1 | 89 | 38 | 41 |
| environmental science and pollution res | 1.2 | 0.2 | 9541 | 39 | 50 |
