Even in states that don’t have daylight saving, most people favour it. However, support is strongest in the country’s south, where the difference between summer and winter daylight hours is greater.
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The US electricity grid is actually five regional grids, and it’s hard to share power between them. A macrogrid could bridge the gaps, making electricity cheaper and more reliable.
Humans have natural cycles for when they are active and for when they sleep. Modern work and school schedules interfere with this, and more studies are showing why there’s a possible health risk.
The original arguments Congress made for ‘springing ahead’ have been thoroughly debunked. So why are they still being used by legislators today?
What time looks like in different cultures.
Advocates say daylight saving time saves energy and wins wars. But studies show that injuries and illnesses rise when the clocks change. Some states may end the practice; others could make it permanent.
Evidence for a link between breast cancer and artificial light appears to be growing. Do studies showing higher risk of breast cancer the farther west a woman lives in a time zone add to the science?
Kontributor teratas
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Professor, School of Medicine, University of Connecticut
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Assistant Professor of Economics, Claremont McKenna College
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Senior Lecturer in Languages and Linguistics, Northumbria University, Newcastle
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Writer, Tufts University
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Associate Professor of Human Geography, The University of Queensland
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Professor of Electrical Engineering, Iowa State University
