| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| ozone layer 2023 | 0.4 | 0.1 | 4008 | 16 | 10 |
| ozone layer 2024 | 1.88 | 0.5 | 7988 | 16 | 27 |
| ozone layer 2022 | 0.55 | 0.5 | 8731 | 16 | 35 |
| ozone layer 2020 | 1.93 | 0.1 | 8590 | 16 | 33 |
| is there still a hole in the ozone layer 2023 | 1.25 | 1 | 6185 | 45 | 76 |
| hole in ozone layer 2023 | 1.62 | 0.8 | 9673 | 24 | 8 |
| how big is the hole in the ozone layer 2023 | 0.21 | 1 | 4926 | 43 | 95 |
| ozone layer healing 2023 | 0.6 | 0.4 | 8309 | 24 | 63 |
| ozone layer repairing itself 2023 | 1.32 | 0.1 | 6162 | 33 | 83 |
| ozone layer pictures 2023 | 1.93 | 0.4 | 6759 | 25 | 71 |
| ozone layer status 2023 | 1.37 | 0.3 | 2947 | 23 | 54 |
