<http://schema.org/about>
"It's already bad enough that we create a lot of carbon pollution by doing useful things like heating our homes and moving people and goods around, do we also have to burn gigantic amounts of fossil fuels for no reason?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/environmental-policy/what-wastes-enough-energy-power-25-million-cars-and-can-be-seen-space.html>