Australian study rebuts Bush II adminstration theory that DST saves energy.
Studies Cast Doubt on Value of Daylight-Saving Time - WSJ
That doesn’t mean daylight-saving time has never worked since its introduction during World War I. But, said Mr. Kotchen, “the world has changed. Lighting is a small amount of energy and electricity use in households. The big things are heating and cooling, particularly as air conditioning has become more prevalent. We’re fooling ourselves to continue calling it an energy policy given the studies that show it doesn’t save energy.”