surface de subsidence

См. также в других словарях:

• subsidence — [ sypsidɑ̃s; sybzidɑ̃s ] n. f. • 1874; « sédiment, dépôt » méd. 1557; lat. subsidentia, p. ê. par l angl. ♦ Géol. Affaissement lent d une partie de l écorce terrestre sous le poids des sédiments. ♢ (1949) Météorol. Mouvement d affaissement d une… …   Encyclopédie Universelle

• SUBSIDENCE (géologie) — La subsidence (du latin subsidere , s’enfoncer) est un affaissement de la surface de la croûte terrestre sous l’effet d’une charge qui vient s’ajouter soit au dessus de la croûte (eau, sédiments, volcan, calotte glaciaire, chaîne de montagnes,… …   Encyclopédie Universelle

• Surface mining — is a type of mining in which soil and rock overlying the mineral deposit are removed. It is the opposite of underground mining, in which the overlying rock is left in place, and the mineral removed through shafts or tunnels. Surface mining is… …   Wikipedia

• Subsidence — For subsidence in the atmosphere, see subsidence (atmosphere). A road destroyed by subsidence and shear, near Castleton, Derbyshire …   Wikipedia

• Subsidence (géologie) — Pour les articles homonymes, voir Subsidence. Route endommagée par un affaissement de subsidence, près de Castleton, Derbyshire. La subsidence en géologie est un affaissement lent de la …   Wikipédia en Français

• Subsidence crater — A subsidence crater is a hole or depression left on the surface of an area which has had an underground (usually nuclear) explosion. Many such craters are present at the Nevada Test Site, which is no longer in use for nuclear testing.Subsidence… …   Wikipedia

• subsidence — See subside. * * * ▪ geology       sinking of the Earth s surface in response to geologic or man induced causes. When subsidence occurs in great belts, providing troughs for the accumulation of sediments, the resulting features are termed… …   Universalium

• Surface Mining Control and Reclamation Act of 1977 — The Surface Mining Control and Reclamation Act of 1977 (SMCRA) is the primary federal law that regulates the environmental effects of coal mining in the United States.SMCRA created two programs: one for regulating active coal mines and a second… …   Wikipedia

• subsidence doline —    A closed karst depression formed due to local subsidence of the surface rocks and/or soil into cavities formed by widespread dissolution or local collapse of caves. The type of subsidence doline formed by downwashing of the soil cover is… …   Lexicon of Cave and Karst Terminology

• subsidence — noun a) The process of becoming less active or severe b) A sinking of something to a lower level, especially of part of the surface of the Earth due to underground excavation or seismic ac …   Wiktionary

• subsidence —    Lowering of the surface of the ground because of removal of support. Caused in karst areas by subterranean solution or collapse of caves [10] …   Lexicon of Cave and Karst Terminology