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Daylight Saving Time gotchas may get you（图）
Daylight Saving Time energy consumption calendar
2007/3/12
09 March 2007，BERKELEY – Got a hot meeting Monday morning? You may need to double-check your watch, your calendar, and your key ring.Daylight Saving Time (DST) goes into effect this weekend, as timepi...
US experiment extending Daylight Saving Time unlikely energy saver, researchers say
Daylight Saving Time energy consumption
2007/3/12
08 March 2007，BERKELEY – As the United States readies to launch Daylight Saving Time (DST) this Sunday (March 11) - three weeks earlier than previous years - residents can count on more sunshine later...
Daylight Saving Time to Begin March 11,Expand by Four Weeks in 2007
Daylight Saving Time railroad
2007/3/9
March 1, 2007，The U.S. Department of Transportation issued a reminder today that daylight saving time will begin at 2:00 a.m. on Sunday, March 11, three weeks earlier than in recent years.