| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cause and effect of smog | 1.63 | 0.2 | 5249 | 77 |
| cause and effect of smoking | 1.66 | 0.4 | 8262 | 37 |
| cause and effect of smoking essay | 1.74 | 0.5 | 510 | 61 |
| cause and effect of smoking poster | 1.97 | 0.1 | 4659 | 30 |
| cause and effect of smoking paragraph | 1.92 | 0.9 | 2447 | 26 |
| cause and effect of smoking cigarettes | 1.8 | 0.8 | 198 | 9 |
| what are the effects of smog | 1.55 | 0.1 | 9890 | 99 |
| environmental effects of smog | 0.44 | 0.1 | 7486 | 5 |
| what is smog and what causes it | 0.79 | 0.3 | 6833 | 78 |
| why is smog a problem | 0.47 | 0.6 | 2502 | 5 |
| how does smog affect us | 1.73 | 0.4 | 8489 | 14 |
| what are the health effects of smog | 1.22 | 1 | 3018 | 43 |
| mention the causes of smog | 2 | 0.9 | 4640 | 56 |
| what is smog caused by | 0.34 | 0.4 | 2040 | 57 |
| why is smog harmful | 1.61 | 0.8 | 7756 | 100 |
| why is smog bad | 1.76 | 0.2 | 7497 | 64 |
| smog effects on environment | 1.24 | 0.1 | 2848 | 64 |
| smog impact in environment | 1.38 | 1 | 1905 | 21 |
| why does smog occur | 1.98 | 0.8 | 572 | 58 |
| how does smog affect humans | 0.02 | 0.7 | 4930 | 58 |
| smog impact in health | 1.48 | 0.5 | 1130 | 19 |
