| Title | Age |
|---|---|
| Rise water level | 9 years, 21 weeks and 5 days |
| Solar activity | 9 years, 24 weeks and 6 days |
| Aerosols and soot | 9 years, 26 weeks and 5 days |
| Greenhouse Gases | 9 years, 27 weeks and 1 day |
| 1.........Global warming | 9 years, 27 weeks and 3 days |
| Title |
|---|
| Rise water level |
| Solar activity |
| Aerosols and soot |
| Greenhouse Gases |
| 1.........Global warming |