By John Murawski, RealClearInvestigations
Car and energy experts say there is no such thing as a zero-emissions vehicle: For now and the foreseeable future, the energy required to manufacture and power electric cars will leave a sizable carbon footprint. In some cases hybrids can be cleaner alternatives in states that depend on coal to generate electricity, and some suggest that it may be too rash to write off all internal combustion vehicles just yet.“I have a friend who drives a Kia he’s had for about 15 years,” said Ashley Nunes, a research fellow at Harvard Law School. “He called me and said, ‘Hey, I’m thinking of buying a Tesla. What do you think?’”