| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| earth's mass extinction events | 0.37 | 0.6 | 6658 | 32 | 30 |
| earth's | 0.56 | 0.8 | 3209 | 65 | 7 |
| mass | 0.85 | 0.5 | 2409 | 90 | 4 |
| extinction | 1.01 | 0.4 | 8976 | 77 | 10 |
| events | 1.02 | 0.7 | 3124 | 74 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| earth's mass extinction events | 0.2 | 0.1 | 9629 | 71 |
| earth's mass extinction events timeline | 1.77 | 0.7 | 1717 | 39 |
| earth's five mass extinction events | 0.67 | 0.8 | 4212 | 31 |
| mass extinction events in earth's history | 1.22 | 0.1 | 4945 | 66 |
| major mass extinction events | 1.33 | 0.8 | 7840 | 4 |
| all mass extinction events | 0.67 | 0.7 | 7231 | 12 |
| global mass extinction events | 0.3 | 0.9 | 8663 | 11 |
| how many mass extinction events on earth | 0.55 | 0.7 | 1787 | 67 |
| list of mass extinction events | 0.17 | 0.3 | 936 | 25 |
| mass extinction events definition | 0.56 | 0.7 | 5792 | 57 |
| how many mass extinction events have occurred | 1.54 | 0.3 | 9674 | 62 |
| earth's major extinction events | 0.92 | 0.3 | 6362 | 87 |
| past mass extinction events | 0.52 | 1 | 8508 | 24 |
| mass extinction events in history | 0.57 | 0.4 | 1696 | 20 |
| human mass extinction events | 1.44 | 0.9 | 1081 | 9 |
| current mass extinction event | 0.51 | 0.6 | 6675 | 2 |
| extinction events on earth | 0.96 | 0.2 | 1822 | 2 |
| define mass extinction event | 0.98 | 0.9 | 416 | 93 |
