| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| online earth science courses for teachers | 1.17 | 1 | 4677 | 66 |
| earth science courses online | 0.61 | 0.2 | 3843 | 6 |
| free online earth science courses | 1.34 | 0.7 | 4020 | 71 |
| online earth science college courses | 0.09 | 0.1 | 8209 | 5 |
| online classes for earth science | 1.32 | 0.3 | 5890 | 21 |
| earth science online course | 1.04 | 0.1 | 5030 | 74 |
| earth science course online free | 0.95 | 1 | 3190 | 22 |
| earth science course online for high school | 0.97 | 0.8 | 1485 | 48 |
| earth science course online college | 0.1 | 0.1 | 8532 | 60 |
| top online earth science programs and courses | 0.33 | 0.1 | 1777 | 66 |
| earth science education degree online | 1.44 | 0.7 | 9059 | 50 |
| earth science course online certificate | 0.9 | 0.1 | 3392 | 90 |
| courses in earth science | 0.06 | 0.2 | 42 | 49 |
| earth science degree courses | 0.59 | 0.5 | 4091 | 39 |
| earth science course online tutoring | 0.95 | 0.1 | 3105 | 20 |
| free earth science courses | 0.98 | 0.2 | 5927 | 90 |
| online earth science degree | 0.52 | 0.8 | 3441 | 49 |
| online earth science degree programs | 1.67 | 0.7 | 5963 | 35 |
