<http://schema.org/about>
"Oil exploration will probably begin in Alaskan waters this summer, according to a top U.S. official, with more lease sales likely in the next four years."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/energy/blogs/offshore-drilling-likely-in-arctic-feds-say>