| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| polar shift theory | 0.07 | 0.5 | 2879 | 4 | 18 |
| polar | 0.93 | 0.3 | 9475 | 82 | 5 |
| shift | 1.5 | 0.4 | 8010 | 62 | 5 |
| theory | 0.49 | 0.5 | 213 | 71 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| polar shift theory | 0.79 | 0.7 | 2627 | 78 |
| continental drifting theory polar shift | 0.44 | 0.4 | 4929 | 73 |
