<http://schema.org/alternativeHeadline>
"Irony intended? Palin's famous wink belies the sobering truth about Alaska's rapidly vanishing permafrost in Kivalina."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/research-innovations/blogs/palin-winks-waves-goodbye-to-a-melting-alaska>