Brazilian president Dilma Rousseff has vetoed a parliamentary bill to turn the clocks 1 hour back in the state of Acre after Brazil's parliament had already voted "yes" for the bill to go ahead.
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The UK is not on Greenwich Mean Time (GMT) all year. During Daylight Saving Time the correct time zone is British Summer Time (BST). more
Standard time is also known as winter time or normal time in some countries. more
A 'Time Zone' refers to any region where the same standard time is kept. Interactive Time Zone Map for current Time Zones worldwide. more
DST has become a political issue, while others debate whether setting the clocks one hour ahead in the spring has the intended effect of conserving energy or reducing road accidents. more