§ Mr. Sheerman
To ask the Secretary of State for Environment, Food and Rural Affairs what action her Department is taking to encourage the development of(a) ground source and (b) air source heat pumps. 
§ Mr. Morley
I refer the hon. Member to the answer given by my hon. Friend, the Minister of State, Trade and Industry (Mr. Stephen Timms) on 10 June 2004,Official Report, column 564W.