biotic weathering

Mira otros diccionarios:

• biosphere — biospheric /buy euh sfer ik/, adj. /buy euh sfear /, n. 1. the part of the earth s crust, waters, and atmosphere that supports life. 2. the ecosystem comprising the entire earth and the living organisms that inhabit it. [1895 1900; < G Biosphäre; …   Universalium

• Late Devonian extinction — …   Wikipedia

• Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …   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

• hydrosphere — /huy dreuh sfear /, n. the water on or surrounding the surface of the globe, including the water of the oceans and the water in the atmosphere. [1885 90; HYDRO 1 + SPHERE] * * * Discontinuous layer of water at or near the Earth s surface. It… …   Universalium

• Lau event — The Lau event was the last of three [ The Ireviken event and Mulde event, other late Silurian extinction events, were both closely followed by isotopic excursions as was the Lau event.] relatively minor mass extinctions during the Silurian period …   Wikipedia

• Девонское вымирание — Необходимо проверить качество перевода и привести статью в соответствие со стилистическими правилами Википедии. Вы можете помочь …   Википедия

• 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

• Geomorphology — (from Greek: γη, ge , earth ; μορφή, morfé , form ; and λόγος, logos , knowledge ) is the study of landforms and the processes that shape them. Geomorphologists seek to understand why landscapes look the way they do: to understand landform… …   Wikipedia

• Evolutionary history of plants — Plants have evolved through increasing levels of complexity, from the earliest algal mats, through bryophytes, lycopods, ferns and gymnosperms to the complex angiosperms of today. While the simple plants continue to thrive, especially in the… …   Wikipedia

• Chemotroph — A black smoker in the Atlantic Ocean providing energy and nutrients Chemotrophs are organisms that obtain energy by the oxidation of electron donors in their environments. These molecules can be organic (chemoorganotrophs) or inorganic… …   Wikipedia