Caroline Lucas: The hon. Member makes a characteristically wise and useful point. That figure of 67% is startling and deeply worrying. Thirdly, I support amendments 22 and 24, tabled by the hon. Member for Brighton, Kemptown (Lloyd Russell-Moyle)—I hope I can call him an hon. Friend—setting out a home energy efficiency test. As we all know by now, that is the most effective way of delivering real energy...