It's that time again. On the second Sunday of March every year, Canadians in most parts of the country spring forward by setting their clocks one hour ahead. It's called daylight time, which dates back to 1918. In Canada, it also means that spring is just around the corner. In November, we fall back, setting the clocks back an hour. So why does daylight time exist anyway? Find out why setting your clock ahead could impact everything from your sleep to saving the environment. First published on March 9, 2023. Image credit: Philip Street/CBC.

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