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Daylight-saving Time
 Websites presented in alphabetical order About Daylight Saving Time Changes in 2007 
 Details for users of computers with Macintosh operating systems (Mac OS) related to the daylight-saving time changes in effect starting in 2007. Discusses which versions of Mac OS take the rule changes into account, and what to do if your computer is running an earlier OS. From Apple. http://support.apple.com/kb/HT2019?viewlocale=en_US Topics: Holidays and Observances Individually, Ready Reference & Quick Facts Last updated Mar 5, 2009 Daylight Saving Time
A history of daylight-saving time, from the original rationale through the many changes in law regarding its use in the United States. An explanation of how the clock changes work; which states change clocks, don't, or only change in portions; includes a list of countries that use Daylight Saving Time. "This exhibit is a public service of the Institute for Dynamic Educational Advancement," a nonprofit organization. http://www.webexhibits.org/daylightsaving/ Topics: Holidays and Observances Individually, Ready Reference & Quick Facts, Science, Science Last updated Mar 5, 2009 Daylight Time
"Starting in March 2007, daylight time ... will begin on the second Sunday in March and end on the first Sunday in November." Includes a brief history of daylight-saving time in the U.S. From the U.S. Naval Observatory, Astronomical Applications Department. http://aa.usno.navy.mil/faq/docs/daylight_time.html Topics: Holidays and Observances Individually, Ready Reference & Quick Facts, Science Last updated Mar 5, 2009 Microsoft: Daylight Saving Time Help and Support Center
This guide helps users of computers with Microsoft Windows operating systems make sure that their computers are updated for daylight-saving time. Includes sections for home and workplaces users, IT professionals, and PDAs and cell phones. http://support.microsoft.com/dst2007 Topics: Holidays and Observances Individually Last updated Mar 5, 2009 The Official U.S. Time
Accurate to within 1 second. Pick a time zone in the the United States or its territories. The official U.S. government time is displayed in large, easy-to-read numerals, along with the coordinated universal time and a world map displaying where the sun is shining. "Time Exhibits" provides information about daylight-saving time, calendars, clocks, watches, timekeeping, and more. From the National Institute of Standards and Technology (NIST)and the U.S. Naval Observatory (USNO). http://www.time.gov/ Topics: Astronomy, Holidays and Observances Individually, Ready Reference & Quick Facts, Science, Science, Technology Last updated Mar 5, 2009 Saving Time, Saving Energy: Daylight Saving Time, Its History and Why We Use It
Explains why we adjust our clocks one hour forward in the spring and back in the fall ("spring forward, fall back"). Also find and explanation of resultant energy savings and the history of daylight-saving time. Includes trivia about time and links to related sites. From the California Energy Commission. http://www.energy.ca.gov/daylightsaving.html Topics: Holidays and Observances Individually, Ready Reference & Quick Facts, Science, Science Last updated Mar 5, 2009 Seize the Daylight: Who Knew? A Brief History of Daylight Saving Time
Companion to a book about the history of daylight-saving time (DST). Features a brief overview of the history of DST (including the contributions of Benjamin Franklin, World Wars I and II, and the 1973 oil embargo), and current observance of DST in the U.S., the U.K., and beyond. The "About the Book" section recounts bemusing situations related to DST. From a consultant who advised the U.S. Congress about its 2005 legislation to extend DST. http://www.seizethedaylight.com/dst/ Topics: Holidays and Observances Individually, Ready Reference & Quick Facts, Science Last updated Mar 5, 2009 Sources for Time Zone and Daylight Saving Time Data
Compilation of links to sites with technical material about time zone databases for computer use and to general sites about times zones and daylight-saving time. Of special interest are the links to time zone maps, and sites about civil time concepts and history, national histories of legal time from around the world, and precision timekeeping. From a company that provides "technical services to companies seeking to enter the Japanese Internet market." http://www.twinsun.com/tz/tz-link.htm Topics: Holidays and Observances Individually, Ready Reference & Quick Facts, Science Last updated Mar 5, 2009 Time Zones & Daylight Saving Time
"Starting in March 2007, the standard North American period for daylight-saving time is to be from the second Sunday of March to the first Sunday of November," which replaces the previous practice of the first Sunday of April to the last Sunday in October. Includes maps of standard and daylight-saving time zones in Canada. From National Research Council Canada. http://www.nrc-cnrc.gc.ca/eng/services/inms/time-services/time-zones.html Topics: Ready Reference & Quick Facts Last updated Sep 22, 2009 |
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