DaimlerChrysler's upcoming Jeep Grand Cherokee CRD will be shipped to dealers with a tank-full of B5 -- a diesel fuel blend made from soybean oil, fast-food grease, or vegetable oil. The SUV's clean diesel technology will improve fuel economy by up to 30 percent and has up to 20 percent fewer carbon dioxide (CO2) emissions.

With no parking costs and no helmet required, the ElectroScoot is similar to a bicycle. And it can run roughly 40 to 50 km on 50 cents, depending on the weight of the user and the environment in which the product is used.

Weighing in at 45 pounds, the lightweight electric Go-Ped ESR 750 Sport scooter rides up to 20 miles per hour. Plus, it folds down into a compact package for easy storage.

The Xootr Street scooter is about as environmentally-friendly as you can get when it comes to personal travel -- all you have to do is kick and push. And depending on kick strength, the scooter can go up to about 10 miles per hour.

The diesel-powered Smart car, the darling ride of Europe for the past couple of years, will make its debut in the U.S. in 2008. At 60 miles per gallon, this two-seater promises to be both fuel efficient and affordable.

The second generation Segway -- Segway i2 -- features new technology that responds to the motion of a driver's body instead of relying on a handlebar grip for turning. Also, the latest model includes a wireless "InfoKey" controller that powers the vehicle and acts as a speedometer, odometer, trip computer, and battery gauge.

Go from zero to 20 miles per hour in less than four seconds on the eGO Cycle 2 Classic for up to 15 to 20 miles using a single battery pack. And, it only takes 4 to 6 hours for a full recharge.

IZIP Urban Cruiser Enlightened is an electric bicycle that reaches top speeds of 15 miles per hour, averages 18 to 25 miles with normal pedaling, and runs on NiMH EV Rated Batteries.

This zero-emission GEM e6 Neighborhood Electric Vehicle (NEV) is perfect for use in residential environments, and has enough space for the entire family. Its six 12-volt-maintenance free batteries can cover you for up to 30 miles of cruising.

The Dhaon Ciao P5 requires no fuel or batteries to get you around town. With a low body frame, the Dhaon is easy to step over, making it even easier for anybody to ride. It also features a front power light for night riding, as well as mud guards, and a rack for your carry-on items.

A Boomerbents Sport Utility Trike runs on sealed lead acid batteries for up to 20 miles on a full charge. With a top speed of 12 miles per hour -- 15 with pedal assist -- this vehicle could serve as your second car for running errands.