redOrbit: Florida’s Environmental Regulation Commission has voted to support a tighter set of auto-emission standards in an effort to battle global warming. The 6-1 decision came on Tuesday when regulators approved the plan proposed by Republican Gov. Charlie Crist. “This vote makes Florida a national leader in the fight to curb global warming,” said David Guest, managing attorney for the Florida office of Earth-justice. “Environmentally speaking, it is a giant step forward.” The …