Table 3 WF results from three systems.
From: An integrated life cycle and water footprint assessment of nonfood crops based bioenergy production
Crop | Process | WFg | WFb | WFgr |
|---|---|---|---|---|
Maize | Crop cultivation (m3/kg) | 0.043 | 0.052 | 0.105 |
Anaerobic digestion (kg/m3) | 0.42 | 1.2 | ||
Biogas utilization (kg) | − 2.89 | − 6.43 | ||
Sorghum | Crop cultivation (m3/kg) | 0.052 | 0.035 | 0.119 |
Anaerobic digestion (kg/m3) | 0.12 | 0.34 | ||
Biogas utilization (kg) | − 2.83 | − 6.3 | ||
Hybrid pennisetum | Crop cultivation (m3/kg) | 0.04 | 0.11 | 0.16 |
Anaerobic digestion (kg/m3) | 0.49 | 1.42 | ||
Biogas utilization (kg) | − 3.17 | − 7.05 |
