Mass sliding in energy efficiency rating

Link. Link2 for the report.

Mostly because of delays in adopting new building codes and techniques

Also this - sounds like what Amory Lovins has been touting - energy efficiency

“Energy efficiency is the quickest, cheapest, cleanest way to cut our energy costs," said Ian Bowles, secretary of Energy and Environmental Affairs, in a statement. "When we tap its full potential, we will protect consumers, reduce our environmental impacts and grow our clean energy sector.”