One is that of Mr Blair's new plan, which seeks to improve efficiency through reams of targets and directives sent out from the centre.

ECONOMIST: In sickness and in health

They call on the Welsh government to establish a plan for upgrading the energy efficiency ratings of the entire Welsh housing stock, prioritising the fuel poor.

BBC: Plaid Cymru debate on energy

In an energy-efficiency plan released with its road map, the commission talks of making the goals binding in 2013.

ECONOMIST: Europe's climate policy