| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is pm2 in air pollution | 1.85 | 0.5 | 8355 | 15 |
| pm2 5 air pollution | 0.3 | 0.1 | 3803 | 71 |
| what is pm2 5 air pollution | 0.86 | 0.5 | 5129 | 45 |
| pm2 air pollution | 0.44 | 0.4 | 361 | 29 |
| what is pm2 air quality | 1.93 | 1 | 3438 | 31 |
| what is pm2.5 air pollution | 1.31 | 0.5 | 4175 | 58 |
| what is air pollutant pm2.5 | 1.83 | 0.5 | 3269 | 29 |
| air pollution pm2.5 | 0.46 | 1 | 2618 | 89 |
| what is pm2.5 pollution | 0.06 | 0.6 | 1394 | 15 |
| what is pm2 5 particle pollution | 1.71 | 0.1 | 1013 | 29 |
| what is pm2.5 and pm10 pollution | 1.76 | 1 | 4718 | 62 |
| what is pm2.5 in air quality | 0.87 | 0.4 | 416 | 70 |
| what is pollutant pm2.5 | 0.05 | 1 | 1093 | 5 |
| pm2.5 meaning and pollution | 1.38 | 0.8 | 7554 | 51 |
| pm2.5 meaning and sources of pollution | 1.68 | 0.5 | 3430 | 26 |
