| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what are the health effects of smog | 0.6 | 0.9 | 1122 | 13 |
| what are the health effects of smoking | 0.47 | 0.4 | 2206 | 42 |
| what are the health effects of smoking weed | 0.31 | 0.6 | 4810 | 73 |
| health effects of smog | 0.82 | 1 | 6678 | 68 |
| effects of photochemical smog on human health | 0.92 | 1 | 1851 | 100 |
| effects of smog on human health | 1.25 | 0.1 | 707 | 39 |
| photochemical smog health effects | 1.78 | 1 | 1074 | 13 |
| smog side effects on health | 0.72 | 0.2 | 6319 | 10 |
| smoggiest effects on health | 0.29 | 0.7 | 4563 | 88 |
| health effects of smoking | 0.15 | 0.9 | 6605 | 15 |
| health effects of cigarette smoking | 1.6 | 0.1 | 540 | 77 |
| health effects of smoking cigarettes | 0.75 | 0.9 | 7602 | 79 |
| effects of smoking on lung health | 1.99 | 0.7 | 8278 | 26 |
| smoking effects on mental health | 1.63 | 0.2 | 4770 | 76 |
