I have a great alternative vehicle now, having sold the 4x4.

Actually, there are two; like many alternative vehicles these days, this one is a hybrid.

But what issues will alternative fuel vehicles need to overcome?

There's a movement to get everyone onboard with the idea of alternative fuel vehicles.

At length he glanced up and said, "Your work on alternative vehicles is questionable."

The company has become more aggressive with alternative vehicles.

How much gas does it save compared to other alternative fuel-powered vehicles?

Providing $7.5 billion to help American auto manufacturers become the world's leader in making alternative fuel vehicles.

Investing $7.5 billion in research and development to break technological barriers to alternative fuel vehicles.

The same method can be applied to any other alternative fuel vehicle when that vehicle's energy consumption is known.