I therefore intend to continue with the current aggregate approach by which targets are set in relation to energy use of different building types and uses.
Felly rwy'n bwriadu parhau gyda'r arddull gyffredinol bresennol, sy'n gosod targedau mewn perthynas â'r defnydd o ynni mewn gwahanol fathau o adeiladau.