Better Batteries, 268-HP VW TDI Diesel Engine, 2014 Tesla Model S Changes: Today's Car News

We've got a wide variety of stories today, including a panel of experts discussing the future of battery technology, a new TDI turbodiesel engine from Volkswagen, and changes to the 2014 Tesla Model S electric-car lineup. All this and more on Green Car Reports.

Should the focus of improved fuel efficiency be on trucks, not hybrids and other already-efficient green cars? Mercedes-Benz overhauls its nomenclature, including the names for its diesel, electric, and other green powertrains.

In the latest of a series of aggressive ads, a  electric car.

Coca-Cola tests service  for improved gas mileage.

See what a panel of auto-industry experts have to say about the  in this discussion video. In an effort to simplify its assembly process and boost production, Tesla has streamlined the 2014 Model S electric-car lineup, eliminating several variants.

Volkswagen unveils a new 2.0-liter TDI diesel four-cylinder engine with .

Finally, see what it's like behind the wheel of the --a compact hot hatch masquerading as a crossover.

ww.yuchaiie.com