| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what would happen if co2 was raised | 0.88 | 1 | 1312 | 89 |
| what would happen if co2 was raised to plants | 0.22 | 0.2 | 3723 | 41 |
| what will happen if co2 increases | 1.25 | 0.8 | 1278 | 91 |
| what happens when co2 increases | 1.06 | 1 | 3137 | 69 |
| what would happen if carbon dioxide increases | 1.74 | 0.4 | 8923 | 99 |
| what happens when atmospheric co2 increases | 0.59 | 0.4 | 6598 | 84 |
| what will happen with the co2 next | 0.2 | 0.6 | 6243 | 64 |
| what happens to the co2 we produce | 0.13 | 0.1 | 6148 | 74 |
| what happens if co2 is high | 0.73 | 0.2 | 3999 | 97 |
| why does co2 rise | 0.82 | 0.3 | 3441 | 33 |
| what happens to co2 | 1.61 | 0.6 | 6305 | 55 |
| what does increased co2 cause | 1.63 | 0.8 | 9320 | 65 |
| why is co2 increasing | 1.75 | 0.2 | 9068 | 82 |
| why has co2 increased over the years | 1.94 | 0.8 | 1713 | 77 |
| why has co2 increased | 1.92 | 1 | 9202 | 99 |
| why is co2 rising | 1.95 | 0.8 | 3581 | 30 |
| how does co2 affect the earth | 1.19 | 0.9 | 6457 | 84 |
| effects of increased co2 in the atmosphere | 1.47 | 0.4 | 2145 | 64 |
| co2 effects on earth | 0.23 | 0.3 | 7424 | 83 |
| why is the amount of co2 increasing | 1.56 | 1 | 4385 | 43 |
| effects of rising co2 levels | 1.63 | 0.8 | 1886 | 18 |
| how is co2 affecting the earth | 1.74 | 0.4 | 3317 | 29 |
