---

AMENDMENT OF THE LAW

I disagree that that has not been happening. The hon. Gentleman may be disappointed that it is not happening at the speed he would wish, but the science is still in its relative infancy, so it is difficult to produce the family car for five. When the science moves on, the market will move—when it becomes sensible to do so. To tinker at the edges and add vehicle excise duty to the cost of motoring is not the most effective way to deliver the changes that the Government and the whole House wish to see. We are all concerned about our green taxes.