The bulky people-movers Georgia Southern University employs to transport its students around campus are far from thought when identifying clean, environmentally friendly vehicles found on Statesboro city streets. Looks - and size for that matter - can be deceiving, though, because the university transits are now in a sixth year of operation as natural gas-powered vehicles, leading the way in a statewide move toward alternative fuels. "Georgia Southern is leading the way," said Tim Echols, member of the utility-regulating Georgia Public Service Commission.