Carbon reservoirs
| Reservoir | Qantity-Gigatons |
|---|---|
| Atmosphere | 720 |
| Oceans (total) | 38 500 |
| Ocean - Deep layers | 37 000 |
| Ocean - Upper layers | 1 000 |
| Lithosphere | 79 000 000 |
| Earth Crust – Sedimentary rock and kerogen | 75 000 000 |
| Earth Crust - Hydrocarbons | 4 000 |
| Terrestrial biosphere (total) | 2 000 |
| Living biomass (plants) | 800 |
| Dead biomass (soil) | 1 200 |