<http://schema.org/about>
"It's equal parts exiting and terrifying to think about, large areas of the Earth's land surface changing for forest to grassland, from grassland to desert, from tundra to forest."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/climate-change/40-land-will-experience-major-ecosystem-change-global-warming.html>