“My Lords, is it not extraordinary that we should at this stage be introducing a unilateral, unconditional requirement on this country to reduce carbon dioxide emissions when no other country is committing to do the same, to the degree of 80 per cent, even though we account only for the insignificant amount of 1.5 to 1.7 per cent of total emissions? In pursuit of this absurd and masochistic policy for this country, has the Minister’s department made an estimate, as it should have done, of how big an increase in …