Gl bal Ne Prmary Pnduettn Atmesphere and Respiration Fossil fuels Vegetation bll 5、000 Sois ). s Ian Use Detritus 1.580 Surface Ocean 1,020 Marine biota vers IMN Surfacc Sediment Souree Schimel 1995 Adapted by: Craig Nicke Fig. 11.2. The Global Carbon Cycle