| Data | CO₂ (ppm) |
|---|---|
| 19/5/1974 | 333.46 |
| 4/6/1974 | 333.08 |
| 2/7/1974 | 331.44 |
| 1/8/1974 | 329.59 |
| 1/9/1974 | 328.15 |
| 1/10/1974 | 327.48 |
| 1/11/1974 | 327.72 |
| 1/12/1974 | 328.66 |
| 1/1/1975 | 330.39 |
| 1/2/1975 | 330.79 |
| Data | CO₂ (ppm) |
|---|---|
| 19/5/1974 | 333.46 |
| 4/6/1974 | 333.08 |
| 2/7/1974 | 331.44 |
| 1/8/1974 | 329.59 |
| 1/9/1974 | 328.15 |
| 1/10/1974 | 327.48 |
| 1/11/1974 | 327.72 |
| 1/12/1974 | 328.66 |
| 1/1/1975 | 330.39 |
| 1/2/1975 | 330.79 |