Natural gas vehicles comprise 15 % of the private vehicle fleet by 2050, even with more widespread use of biofuels. (treehugger.com)
How about a trial on behalf to those millions who die of hunger as a consequence of growing use of biofuels. (realclimate.org)
Most studies asserting that the production and use of biofuels cause tropical deforestation point to land cover at some point after large - scale forest degradation and clearing have taken place. (issues.org)