earth's formations

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• Earth systems engineering and management — (ESEM) is a discipline used to analyze, design, engineer and manage complex environmental systems. It entails a wide range of subject areas including anthroplogy, engineering, environmental science, ethics and philosophy. At its core, ESEM looks… …   Wikipedia

• Earth 2150 — Éditeur SSI Développeur Reality Pump Date de sortie …   Wikipédia en Français

• Earth radiation — is a theoretical geophysical phenomenon described primarily by the German authors Manfred Curry and Ernst Hartmann. They both describe a mystic force field (similar to Odic force, Mana, Qi) that supposedly covers the earth at regular intervals… …   Wikipedia

• Earth, geologic history of — Introduction       evolution of the continents, oceans, atmosphere, and biosphere. The layers of rock at the Earth s surface contain evidence of the evolutionary processes undergone by these components of the terrestrial environment during the… …   Universalium

• Earth 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… …   Universalium

• Earth 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… …   Universalium

• Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …   Wikipedia

• Earth 2 (TV series) — Infobox Television bgcolour = #DEDEE2 show name = Earth 2 caption = Earth 2 opening title. format = Science fiction runtime = 45 min. approx. creator = Michael Duggan Carol Flint Mark Levin Billy Ray starring = see below country = United States… …   Wikipedia

• Snowball Earth — The Snowball Earth hypothesis as it was originally proposedcite book author = Kirschvink, J.L. year = 1992 chapter = Late Proterozoic low latitude global glaciation: The snowball Earth title = The Proterozoic Biosphere: A Multidisciplinary Study… …   Wikipedia

• Armies and hosts of Middle-earth warfare — In J. R. R. Tolkien s fictional Middle earth much of the history of the three ages of his legendarium are concerned with wars and the battles and armies of those wars. Contents 1 Armies of Middle earth, hierarchy and organization 1.1 Orc hosts,… …   Wikipedia

• rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …   Universalium