Table 2: Comparison of estimated production and land-use requirement from various biofuel crops.

Crop Oil yield (L/ha) Land area needed (M ha)a Corn 172 1540 Soybean 446 594 Canola 1190 223 Jatropha 1892 140 Coconut 2689 99 Palm oil 5950 45 Microalgaeb 136.900 2 Microalgaec 58.700 4.5

aFor meeting 50% of all transport fuel needs of the United States. b70% oil (by weight) in biomass. c30% oil (by weight) in biomass. Data source: [3].