Wasted fuel and pollution: the engine running in traffic jams continued, sustained consumption of fuel, and when the plug, the vehicle must continue to accelerate, brake, fuel cost increases, so traffic congestion is not only a waste of energy, but also cause air pollution.

正在翻譯，請等待...

Wasted fuel and pollution: continues to operate when the engine in traffic jams, continued to fuel consumption, and obstruction of, the vehicle must be constantly accelerating, braking, increasing the cost of fuel, therefore traffic jams not only wastes energy, also caused air pollution.