| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| most unhealthy air in the world | 1.19 | 0.6 | 8960 | 19 |
| worst air in the world | 1.26 | 1 | 4655 | 79 |
| how unhealthy is the air today | 0.51 | 0.3 | 4494 | 6 |
| most bad air quality in the world | 0.14 | 0.8 | 4388 | 26 |
| worst air in the world today | 0.51 | 0.2 | 7888 | 97 |
| why is the air unhealthy today | 1.81 | 0.7 | 1526 | 51 |
| what air quality is unhealthy | 0.9 | 1 | 8425 | 31 |
| most unhealthy thing in the world | 1.5 | 0.3 | 4020 | 9 |
| the worst air quality in the world | 0.51 | 0.1 | 9914 | 74 |
| very unhealthy air quality | 0.45 | 0.3 | 5513 | 35 |
| worst polluted air in the world | 0.73 | 0.7 | 4156 | 35 |
| worst air quality in the world today | 1.05 | 0.1 | 6464 | 100 |
| current worst air quality in the world | 1.91 | 0.2 | 9645 | 55 |
| worst air pollution in the world | 1.1 | 0.4 | 6844 | 3 |
| is unhealthy air quality dangerous | 1.69 | 0.4 | 3667 | 30 |
| unhealthy air quality weather | 1.29 | 0.2 | 7933 | 83 |
| worst air in usa | 1.47 | 1 | 9270 | 58 |
| what has the worst air quality | 0.97 | 0.4 | 4642 | 15 |
| world's worst air quality | 0.76 | 0.6 | 5267 | 41 |
| is air up unhealthy | 1.43 | 1 | 9337 | 34 |
