Permanently retire daylight savings time and change from four time zones in the continental United States to ONE.
Daylight savings time became popular in the 1970s with the intent of conserving energy however he actual energy savings are minimal, if they exist at all. Frequent and uncoordinated time changes cause confusion, undermining economic efficiency. There’s evidence that regularly changing sleep cycles, associated with daylight saving, lowers productivity and increases heart attacks. Being out of sync with European time changes was projected to cost the airline industry $147 million annually.
End Daylight Saving!