Vaclav Smil looks at an inevitable megadisaster, electric cars and fertilizer fears.

Ford says, "Early C-Max Hybrid and Fusion Hybrid customers praise the vehicles and report a range of economy figures, including some reports above 47 m.p.g."

Ford says, "Early C-Max Hybrid and Fusion Hybrid customers praise the vehicles and report a range of economy figures, including some reports above 47 m.p.g."

The Fusion beat out finalists that included the 2013 Dodge Dart Aero, Mazda CX-5 Skyactiv, the Toyota Prius C and Ford's other fuel-sipper, the C-Max.

The Fusion beat out finalists that included the 2013 Dodge Dart Aero, Mazda CX-5 Skyactiv, the Toyota Prius C and Ford's other fuel-sipper, the C-Max.

The Hi-Cross is what Nissan North America's vice president and general manager, Al Castignetti, calls "sculpted style with everyday utility."

The original Batmobile from the 1966 TV series "Batman" is going up for sale.

The 2013 Fiat 500e has a 111-horsepower electric motor and a range of about 80 miles.

"We truly feel a local presence will create demand," said Smith's chief executive, Bryan Hansel.