Table 1 Irrigation constraint and land use changes due to US ethanol production (1,000 ha)
From: The role of irrigation in determining the global land use impacts of biofuels
| Â | Unconstrained experiment | No-irrigation experiment | Constrained experiment | |||
|---|---|---|---|---|---|---|
| Â | Hectare | Share (%) | Hectare | Share (%) | Hectare | Share (%) |
Regions | Â | Â | Â | Â | Â | Â |
USA | 1,333.0 | 35.5 | 1,314.3 | 31.4 | 1,671.2 | 37.7 |
EU27 | 353.6 | 9.4 | 423.2 | 10.1 | 450.3 | 10.2 |
Brazil | 248.0 | 6.6 | 291.3 | 7.0 | 273.9 | 6.2 |
Canada | 403.6 | 10.7 | 434.1 | 10.4 | 555.6 | 12.5 |
Japan | 3.3 | 0.1 | 10.2 | 0.2 | 5.2 | 0.1 |
China | 35.4 | 0.9 | 53.7 | 1.3 | 100.0 | 2.3 |
India | 75.3 | 2.0 | 80.9 | 1.9 | 89.0 | 2.0 |
Central America | 87.6 | 2.3 | 95.8 | 2.3 | 95.4 | 2.2 |
South America | 137.2 | 3.7 | 150.6 | 3.6 | 185.2 | 4.2 |
East Asia | 1.5 | 0.0 | 1.8 | 0.0 | 2.0 | 0.0 |
Malaysia-Indonesia | −4.6 | −0.1 | −2.0 | 0.0 | 0.4 | 0.0 |
R-Southeast Asia | 2.8 | 0.1 | 4.2 | 0.1 | 6.9 | 0.2 |
R-South Asia | 20.2 | 0.5 | 26.0 | 0.6 | 24.9 | 0.6 |
Russia | −11.7 | −0.3 | −13.4 | −0.3 | −29.5 | −0.7 |
E-Europe-RFSU | 101.2 | 2.7 | 196.4 | 4.7 | −272.3 | −6.1 |
Other European regions | 5.1 | 0.1 | 5.9 | 0.1 | 6.4 | 0.1 |
M-East-N-Africa | 101.8 | 2.7 | 100.3 | 2.4 | 108.4 | 2.4 |
Sub-Saharan Africa | 721.4 | 19.2 | 884.9 | 21.2 | 1,126.5 | 25.4 |
Oceania | 139.7 | 3.7 | 121.8 | 2.9 | 31.6 | 0.7 |
Total | 3,754.5 | 100.0 | 4,180.1 | 100.0 | 4430.8 | 100.0 |