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During part of the year, some portions of the zone observe daylight saving time, referred to as Atlantic Daylight Time (ADT), by moving their clocks forward one hour to UTC−03:00. The clock time in this zone is based on the mean solar time of the 60th meridian west of the Greenwich Observatory .
Dutch ambassadors received by Garcia II, monarch of Kongo in West Central Africa in 1642. Given the scope of Atlantic history it has tended to downplay the singular influence of the voyages of Columbus and to focus more on growing interactions among African and European polities (ca 1450–1500), including contact and conflict in the Mediterranean and Atlantic islands, as critical to the ...
Before the adoption of four standard time zones for the continental United States, many towns and cities set their clocks to noon when the sun passed their local meridian, pre-corrected for the equation of time on the date of observation, to form local mean solar time. Noon occurred at different times but time differences between distant ...
Standard time is the synchronization of clocks within a geographical region to a single time standard, rather than a local mean time standard. Generally, standard time agrees with the local mean time at some meridian that passes through the region, often near the centre of the region.
Atlantic history is a specialty field in history that studies the Atlantic World in the early modern period. The Atlantic World was created by the contact between Europeans and the Americas, and Atlantic History is the study of that world. [ 1 ]
They include ice melt that could cause severe sea-level rise and the collapse of a crucial ocean current that governs how heat cycles in the Atlantic Ocean. Venezuela lost its final glacier this year.
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The History of geography includes many histories of geography which have differed over time and between different cultural and political groups. In more recent ...