| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| bad ozone is formed in the troposphere | 1.32 | 0.9 | 6928 | 28 | 38 |
| bad | 1.16 | 0.2 | 2336 | 31 | 3 |
| ozone | 0.67 | 0.4 | 843 | 31 | 5 |
| is | 1.69 | 0.2 | 6343 | 81 | 2 |
| formed | 0.49 | 0.7 | 4945 | 12 | 6 |
| in | 1.37 | 0.1 | 8415 | 24 | 2 |
| the | 0.7 | 0.7 | 2191 | 78 | 3 |
| troposphere | 1.79 | 0.7 | 6524 | 12 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| bad ozone is formed in the troposphere | 1.67 | 0.1 | 1651 | 44 |
