<http://schema.org/alternativeHeadline>
"Independent researchers from Tulane, the University of Georgia, LSU, Texas A&amp;M, Greenpeace, TckTckTck, Mississippi Riverkeeper all launch studies of Gulf oil pollution."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/research-innovations/blogs/teams-of-scientists-in-the-gulf-question-government-findings>