| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| frontier of environmental science engineering | 1.42 | 0.1 | 7837 | 88 | 45 |
| frontier | 1.39 | 0.7 | 8995 | 3 | 8 |
| of | 0.92 | 0.2 | 1022 | 34 | 2 |
| environmental | 1.22 | 0.8 | 6317 | 10 | 13 |
| science | 0.25 | 0.6 | 6242 | 92 | 7 |
| engineering | 1.66 | 0.5 | 4890 | 1 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| frontier of environmental science engineering | 0.08 | 0.9 | 4955 | 29 |
| frontier of environmental science | 1.19 | 0.7 | 8753 | 68 |
| frontier in environmental engineering | 0.55 | 0.9 | 6671 | 19 |
| frontiers of environmental science and en | 1.88 | 0.2 | 7961 | 11 |
| frontier of environment science | 1.04 | 0.1 | 4859 | 60 |
| frontiers of environ sci and engineering | 0.31 | 0.3 | 7119 | 72 |
| frontier of chemical science and engineering | 0.86 | 0.5 | 9302 | 34 |
| frontier in environmental science issn | 1.27 | 0.3 | 2937 | 71 |
| frontiers in science and engineering | 1.77 | 0.2 | 6631 | 42 |
| frontiers environmental science production | 1.28 | 0.8 | 4323 | 60 |
| frontiers in environmental science journal | 0.6 | 0.1 | 6317 | 14 |
| frontiers in environmental science impact | 0.23 | 0.3 | 9092 | 3 |
| frontier of earth sciences | 1.04 | 0.7 | 7721 | 93 |
| frontiers in environmental science ranking | 0.82 | 0.7 | 3627 | 59 |
| frontiers in environmental research | 0.74 | 0.2 | 8009 | 37 |
| frontiers in engineering education | 1.41 | 0.2 | 3342 | 42 |
