結果 : are the days longer or shorter in daylight savings time
6:30

Daylight Saving Time Explained

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What Causes Day Length to Change from Summer to Winter?

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Why the Days Get Shorter in Winter and Longer in Summer

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Daylight Saving Time: Why do we change our clocks?

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Days are getting shorter, but sunsets are getting later

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VERIFY: Yes, Days Are Already Getting Shorter Before DST Ends

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The history of daylight saving time and its effect on our health

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4:31

Why Experts Say Permanent Daylight Saving Time is Unhealthy

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How much longer will Daylight Saving Time last?

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Why Days Get Shorter & Longer

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2:54

Daylight savings explained: Why do we adjust our clocks

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Why Does it Get Dark So Early

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Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

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Daylight Saving Time 101 | National Geographic

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How daylight saving time affects our bodies, minds -- and world | Sleeping with Science

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Shorter Days & Longer Nights: Time Change Strategies

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Real Reason Why We Use Daylight Savings Time

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