<http://schema.org/about>
"While recent weird Arctic weather may have more to do with natural variability than upward trends in temperatures, the fact of the matter is the Arctic is warming"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/all-alaskan-tundra-gone-by-2100-as-fires-and-permafrost-melting-change-vegetation.html>