Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
what are the causes of air pollution in china | 1.96 | 1 | 5245 | 70 |
causes of air pollution in china | 0.54 | 1 | 4794 | 11 |
what causes air pollution in china | 1.54 | 0.7 | 7043 | 52 |
what causes china's air pollution | 0.05 | 0.6 | 3440 | 50 |
china air pollution causes and effects | 1.89 | 1 | 3655 | 6 |
causes of air pollution in china and india | 0.62 | 0.5 | 4940 | 16 |