Energy secretary teams up with John Lewis to launch energy-efficient labelling to inform customers of lifetime running costs of household appliances
Homeowners having more access to green energy deals, rewards to green energy generation, boosts energy investment potential
84% concerned about the energy efficiency of their properties
Gov't contends the 'ambitious' plan is 'only just getting started'
Refusing to invest in fossil fuels could hamper energy supply, says energy chief
Suppliers who missed target to be investigated