A Gallup survey shows high enthusiasm among Americans for renewable energy sources like wind and solar, and a growing number who think the U.S. should put less emphasis on fossil fuels like oil and coal.  But amid the growing concerns about climate change and experts’ beliefs that fossil fuels are largely responsible, Americans wonder whether transforming to green energy  would benefit their budget and the U.S. economy as well as the environment. Steve Melink ForbesBooks author of Fusion Capitalism: A Clean Energy Vision For Conservatives, says yes. “People make the argument that the fossil-fuel energy economy we have has been good to this country,” Melink says. “They like driving the car they have, and they…