<http://schema.org/about>
"While Motorola and Sony Ericsson have been on the trail of solar and wind-powered cell phone towers for years primarily in developing areas like Africa and India, T-Mobile seems to just be bringing the idea to the"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/solar-technology/t-mobile-usa-builds-its-first-cell-tower-powered-by-solar-energy.html>