<http://schema.org/about>
"\nNatural world, runner up: Green steps, Ly Hoang Long, Vietnam. Terraced paddy fields for rice require large quantities of water and have an adverse environmental impact because of the amount of methane gas growing rice generates. World methane"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/environmental-photographer-of-the-year-award.html>