Burning biomass is not the solution for large scale power generation, due to massive land requirements. (cleanbreak.ca)
In many countries, the use of agricultural and forest residues could significantly reduce land requirements for biofuel production, thereby reducing the social and environmental impacts of energy crop plantations. (greenfacts.org)
A new «food - print» model that measures the per - person land requirements of different diets suggests that, with dietary changes, the U.S. could feed significantly more people from existing agricultural land. (sciencedaily.com)