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In botany, a stoma (plural stomata) (occasionally called a stomate, plural stomates) is a pore, found in the epidermis of leaves, stems and other organs that is used to control gas exchange. The pore ...
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The carbon cycle is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth. Along with the nitrogen cycle and the wa ...
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Photosynthesis is a process used by plants and other autotrophic organisms to convert light energy, normally from the sun, into chemical energy that can be used to fuel the organisms' activities. ...
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"Burning" redirects here. For combustion without external ignition, see spontaneous combustion. For the vehicle engine, see internal combustion engine. For other uses, see Burning (disambigu ...
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Deforestation, clearance or clearing is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. Examples of deforestation include conversion of forestland ...
Definition
Thaw is the period when the snow and ice melt, at the end of the winter, in cold climates. A special thaw, outside normal season, is January thaw.
Hipervinculo Química
Problema resuelto sobre Reacciones de equilibrio (Equilibrio químico) que corresponde a un examen de Química de la prueba de selectividad. El enunciado es el siguiente: La reacción CO(g) + H_2O(g)
H_ ...
Para entender de la mejor manera posible lo que conlleva el Protocolo de Kioto se plantea esta actividad que consiste en realizar una lectura comprensiva del documento El Protocolo de Kioto entra en ...
Video Geografía
El vídeo desarrolla los componentes y las relaciones que se llevan a cabo en el Sistema Tierra.
Se trata de un video educativo de
Educatina. Educatina dispone de miles de videos que diversos temas de E ...
Hipervinculo Ciencias de la Tierra y Medioambiente
La concentración de dióxido de carbono (CO2) en la atmósfera ha alcanzado un nuevo hito en la historia de las mediciones científicas, una marca que certifica la realidad de ...
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