<http://schema.org/about>
"Researchers are all abuzz over a promising new source of biofuel that flourished almost 3,500 years ago in Europe. Camelina, if planted on a large scale on marginal farmland from eastern Washington to North Dakota, could provide a significant source of"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/ancient-plant-may-become-new-source-of-biofuel.html>