<http://schema.org/about>
"This indoor Japanese farm uses LED lights and hydroponics to produce lettuce 2.5 times faster, with just 1% of the water, when compared to an outdoor farm."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/former-semiconductor-factory-becomes-worlds-largest-indoor-farm.html>