| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| air quality index in chicago | 0.23 | 0.6 | 234 | 35 |
| air quality index in chicago today | 1.16 | 0.7 | 6822 | 30 |
| chicago air quality and health index | 1.83 | 0.1 | 5561 | 37 |
| why is chicago air quality bad today index | 0.82 | 0.1 | 2182 | 92 |
| why is chicago air quality index high | 1.2 | 0.7 | 2424 | 72 |
| why is chicago air quality index low | 1.04 | 1 | 3739 | 67 |
| chicago worst air quality index | 0.73 | 0.6 | 5955 | 15 |
| chicago air quality and health index today | 1.28 | 0.7 | 4633 | 54 |
