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jatropha

(Encyclopedia) jatrophajatrophajăˈtrəfə [key], any plant of a widely distributed genus (Japtropha) of perennial herbs, shrubs, and trees in the family Euphorbiaceae (spurge family), native to…

mantis shrimp

(Encyclopedia) mantis shrimp, marine crustacean of the order Stomatopoda, characterized by a pair of enlarged appendages, called maxillipeds, that form powerful claws for seizing prey. The last two…

jet stream

(Encyclopedia) jet stream, narrow, swift currents or tubes of air found at heights ranging from 7 to 8 mi (11.3–12.9 km) above the surface of the earth. They are caused by great temperature…

Icebergs in the Northern Hemisphere: FAQ

Source: The International Ice PatrolWhere do North Atlantic icebergs come from?What is the life cycle of an iceberg?What are the sizes and shapes of icebergs?Iceberg ShapesWhat are the most…

Seasons for the Northern Hemisphere, 2019

Related Links Calendar 2019 Holidays in America The Seasons   Vernal Equinox: Mar. 20, 5:58 P.M. EDT (22:58 UT*), Sun enters sign of Aries; spring begins. Summer Solstice:…

Seasons for the Northern Hemisphere, 2018

  Related Links Calendar 2018 Holidays: Religious and Secular, 2014 The Seasons   Vernal Equinox: Mar. 20, 12:15 P.M. EDT (16:15 UT*), Sun enters sign of Aries; spring begins…

Seasons for the Northern Hemisphere, 2005

Seasons for the Northern Hemisphere, 2005Spring Equinox: Mar. 20, 7:34 A.M. EST (12:33 UT1), Sun enters sign of Aries; spring begins.Summer Solstice: June 21, 2:46 A.M. EDT (06:46 UT1), Sun…

Seasons for the Northern Hemisphere, 2006

Vernal Equinox: Mar. 20, 1:26 P.M. EST (18:26 UT*), Sun enters sign of Aries; spring begins.Summer Solstice: June 21, 8:26 A.M. EDT (12:26 UT*), Sun enters sign of Cancer; summer begins.…

Seasons for the Northern Hemisphere, 2007

Vernal Equinox: Mar. 20, 8:07 P.M. EDT (Mar. 21, 00:07 UT*), Sun enters sign of Aries; spring begins.Summer Solstice: June 21, 2:06 P.M. EDT (18:06 UT*), Sun enters sign of Cancer; summer…