Finland observes daylight saving time. Clocks were turned one hour forward last night. I'd prefer if the whole year were in summer time (GMT+3). The effects of daylight saving time on traffic safety have been studied in many countries. This article by Liikenneturva (in Finnish) discusses the effects of time on traffic safety. The conclusion was that, for traffic safety, afternoons and evenings are much more important than mornings.
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From @markkujantunen