I'm all for alternative energy generation whether it be wind, solar, wave, geothermal or the many other kinds I probably don't know about. So I'm with you there. 
But, the automotive industry could be ready overnight for mass production of electric vehicles. The infrastructure just isn't there and the oil lobby is still quite powerful. If you really wanted fundamental change, why spend tax dollars on subsidies for purchases when you can spend it on charging stations or the variety of other elements required for that change. Giving someone $5,000 for a chevrolet bolt aint doing nothing.