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Did you know?
- DST was practiced for the first time in Thunder Bay, Ontario Canada in July, 1908.
- Germany was the first to do it countrywide in 1916. It lessened the use of artificial lighting to save fuel for the war effort in World War I.
- Benjamin Franklin was an early advocate of DST.
- Ancient civilizations adjusted daily schedules based on the movements of the sun.
What is DST?
- Daylight Saving Time is a way to save energy.
- People advance clocks by an hour in springtime.
- Energy is saved by starting our days earlier and using the available light.
- DST is used in more than 70 countries worldwide.
When does DST start and end?
- The start and end dates vary in different countries.
- DST starts on the second Sunday in March in Canada. It ends on the first Sunday in November.
- Some municipalities in Canada do not follow this schedule.
- DST starts 2:00 a.m. Central Standard Time (CST) in Manitoba. Clocks are moved forward one hour.
- Clocks are set back an hour at 2:00 am on the first Sunday of November.
- Check DST schedules for Canada to know schedules in other provinces.
Facts related to DST:
- No savings?
No to DST
- The debate is still on about DST’s impact on energy use.
- The US Department of Energy says that it only cuts 0.03 per cent of annual electricity use.
- A study in California says that DST increased electricity consumption between 1 and 4 per cent.
- The American Council for an Energy-Efficient Economy says that DST would cut carbon emissions by 10.8 million tonnes in the long run.
Crimes down during DST
- Majority of Saskatchewan, Southampton Island, regions in Quebec, and parts of northeastern British Columbia do not observe DST.
- Manitoba and Ontario adopted DST in the fall of 2005. It was done for economic and social connection with the US. It is a major trading partner.
DST even without daylight
- The U.S. Law Enforcement Assistance Administration found that crime goes down by 10-13 per cent during periods of DST.
Time for change
- DST is observed in Antarctica.
- There is no daylight in Antartica during winter. But months of 24-hour daylight is experienced in summer.
- Research stations use DST to synchronize with supply stations in Chile or New Zealand.
- Fire departments ask people to change batteries in their smoke detectors when DST starts.
- DST has no connection to fires. It is just a good time to remind people.
Sources: Springing forward, falling back: the history of time change by CBC News Canada; The history of Daylight Saving Time, Time and date.com; Daylight Saving Time history and fun facts, Acurite.com,; Explained: 12 facts about Daylight Saving Time, Toronto Sun; 8 odd facts about daylight saving time, from the grapevine.com. Updated September 2021.
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