Energy Bill

Perhaps I may ask the Minister a question, because her answer would be immensely helpful for me in considering what to say in my reply. Will she reassure me that she will write to me a letter, which can be placed in the Library and elsewhere, setting out precisely how the Government will satisfy themselves that Ofgem will pay due regard to the effect on the environment of activity connected with the conveyance of gas through pipes or generation, transmission and the distribution or supply of electricity? What measures and benchmarks, and associated matters, will be taken into account and used in establishing those benchmarks?