In the year 2007, worldwide production peaked at 73.3 million new vehicles produced worldwide. In the year 2009, worldwide production fell 13.5 percent to 61 million motorvehicle. U.S. sales fell 21.2 percent to 10.4 million units, sales in the European Union (supported by scrapping incentives in many markets) fell 1.3 percent to 14.1 million units. China becomes world’s largest vehicle market, both by sales as production. Sales in China increased 45 percent in units 2009 -13.600.000. In recent years, private Chinese manufacturers appear.
About 250 million vehicles currently in use in the United States. Worldwide, there are about 806 million cars and light trucks on the road in the year 2007, they burned more than 260 billion gallons of gasoline and diesel per year. In the opinion of some, urban transport systems based around the car had proved unsustainable, excessive energy consumption, which affects public health, and provide a declining service levels despite increasing investments. Many negative impacts that fall disproportionately on social groups are also the most likely to own and drive a car. sustainable transportation movement focused on solutions to this problem.