| Type of CO2 emitter | Fluidity | Perishability | Outflows |
| Materials for buildings | Long term fixed | Usually one time | No |
| Transportation devices | Mid-term fixed | 10 to 15 years | Yes, waste |
| Materials (living/industry) | Fixed | Varies, mid term | Some, exports |
| Food | Short term | Daily intake | Yes |
| Water | Short term | Hourly intake | Yes |
| Energy | Fluid | Immediate | Yes |
| Fuels | Fluid | Immediate | Yes |