<P> Daylight saving time ( abbreviated DST ) , sometimes referred to as daylight savings time in U.S. , Canadian , and Australian speech , and known as British Summer Time ( BST ) in the UK and just summer time in some countries , is the practice of advancing clocks during summer months so that evening daylight lasts longer , while sacrificing normal sunrise times . Typically , regions that use daylight saving time adjust clocks forward one hour close to the start of spring and adjust them backward in the autumn to standard time . </P>
<P> Daylight saving time ( abbreviated DST ) , sometimes referred to as daylight savings time in U.S. , Canadian , and Australian speech , and known as British Summer Time ( BST ) in the UK and just summer time in some countries , is the practice of advancing clocks during summer months so that evening daylight lasts longer , while sacrificing normal sunrise times . Typically , regions that use daylight saving time adjust clocks forward one hour close to the start of spring and adjust them backward in the autumn to standard time . </P>
what is it called when the time changes
what is it called when the time changes
Daylight saving time
Daylight saving time