total earth
21Total electron content — (or TEC) is an important descriptive quantity for the ionosphere of the Earth. TEC is the total number of electrons present along a path between two points, with units of electrons per square meter, where 1016 electrons/m² = 1 TEC unit (TECU).TEC …
22Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
23Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …
24Earth Liberation Front — The Earth Liberation Front (ELF), also known as Elves or The Elves ,Best, Steven and Best Nocella. Igniting a Revolution: Voices in Defense of the Earth , Lantern Books, 2006, p.50.] is the collective name for anonymous and individuals or cells… …
25Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… …
26Earth Liberation Front — Pour les articles homonymes, voir ELF. Traduction à relire …
27Earth Federation — The nihongo|Earth Federation|地球連邦|Chikyū Renpō is a fictional organization in the Universal Century timeline of the Gundam anime series. The name recently made a reappearance in the unrelated to Universal Century continuity Gundam 00 anime series …
28Earth-Minbari War — The Earth Minbari War is a fictional war that formed a major part of the back story of the science fiction television series, Babylon 5 . The war was fought between the Earth Alliance and the Minbari, an older alien race that overwhelmingly… …
29Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
30Earth's shadow — This article is about the shadow the Earth casts on its atmosphere as viewed from the Earth. For information about how it (or any other shadow) extends in space, see Umbra. Earth s shadow and Belt of Venus at sunrise, seen over a horizon where… …
