| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| common indicator of water pollution | 0.01 | 0.9 | 9515 | 33 |
| common indicator organism of water pollution | 0.46 | 0.4 | 7372 | 46 |
| living indicators of water pollution | 1.54 | 0.7 | 1811 | 92 |
| water pollution charts by indicator | 0.56 | 0.2 | 5371 | 96 |
| indicator species for polluted water | 1.49 | 0.4 | 9712 | 21 |
| indicator of water pollution crossword clue | 1.07 | 1 | 3980 | 27 |
| symptoms of water pollution | 1.27 | 0.8 | 6628 | 53 |
| indicator of water pollution crossword | 1.22 | 0.6 | 4734 | 88 |
| indicators of water quality | 1.74 | 0.8 | 4284 | 87 |
| characteristics of water pollution | 0.43 | 0.9 | 9845 | 86 |
| water pollution indicator species | 1.7 | 0.7 | 9089 | 30 |
| what do you understand by water pollution | 1.13 | 0.4 | 8367 | 6 |
| information of water pollution | 0.83 | 0.2 | 7502 | 98 |
| how to detect water pollution | 0.68 | 0.5 | 8192 | 68 |
| what are pollution indicators | 0.35 | 0.2 | 1881 | 17 |
| indicator perils of pollution | 0.94 | 0.5 | 551 | 50 |
| indicator of air pollution | 0.91 | 1 | 3772 | 24 |
| physical indicators of water quality | 1.39 | 0.4 | 6380 | 66 |
| some points about water pollution | 0.3 | 0.1 | 7356 | 36 |
| how to tell if water is polluted | 1.43 | 1 | 8942 | 74 |
