Is the Minister aware that but for this imported Methane the Recent Gas Crisis in the Midlands would have been very much worse, and that this methane was imported under a 15-year contract by the Gas Boards on the basis that it would not be taxed on importation, and that the threat contained in the fuel policy White Paper, to which the Minister referred, that it may be taxed, obviously for political reasons, has thrown a wholly undesirable uncertainty into the future plans of the Gas Boards?