Yankin da aka tsara
 Yankin da aka tsara | |
|---|---|
| Bayanai | |
| Ƙaramin ɓangare na |
physical surface (en)  |
A cikin ilimin ƙasa da ilimin ƙasa, shimfidar wuri babban yanki ne wanda kusan yake a kwance tare da yiwuwar wasu tsaunuka masu raguwa. Hanyoyin da ke samar da shimfidar wuri ana kiransu gaba ɗaya kuma suna da alaƙa (musamman rushewa). An tsara shimfidar wurare ba tare da la'akari da tsarin dutse ba.[1] A Duniya, sun kasance wasu daga cikin wuraren da aka fi sani. Taswirar ilimin ƙasa ta nuna cewa shimfidar wuri na iya ƙunsar kashi 65% na shimfidar wurare a kan wata mafi girma na Saturn, Titan, wanda ke karɓar bakuncin sake zagayowar ruwa na ruwa.[2] Peneplains da pediplains sune nau'ikan shimfidar wuri da aka tsara bi da bi ta hanyar "peneplanation" da "pediplanation". Baya ga waɗannan akwai wuraren da aka tsara da aka ba da shawarar da za a kafa ta hanyar cryoplanation, hanyoyin ruwa, rushewar glacial da gishiri. Kalmar shimfidar wuri sau da yawa ana fi son wasu saboda wasu takamaiman nau'ikan shimfidar wurare da matakai sun kasance masu kawo rigima.[3] Etchplains sune wuraren da ke da yanayi.
Manyan filayen tsari, kamar Afirka, yawanci ana kirkirar su ne. [4]
Sau da yawa ana tunanin cewa shimfidar wuri ta samo asali ne a matakai daban-daban na tushe tare da jerin su da ke wakiltar abubuwan da suka faru. Koyaya yanayin wasu abubuwan da ake kira shimfidar wuri na iya nuna sauƙin lalacewa a wasu wurare a cikin lithologies ko Tsarin daban-daban kuma saboda haka bazai dace da kowane tsarin haɓaka ba.[5]
Manazarta
[gyara sashe | gyara masomin]- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedMigon - ↑ "First global geologic map of Saturn's largest moon, Titan, completed". phys.org (in Turanci). Retrieved 2020-12-11.
- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedBrit - ↑ Römer, Wolfgang (2010). "Multiple planation surfaces in basement regions: Implications for the reconstruction of periods of denudation and uplift in southern Zimbabwe". Geomorphology. 114 (3): 199–212. Bibcode:2010Geomo.114..199R. doi:10.1016/j.geomorph.2009.07.001.
- ↑ Römer, Wolfgang (2010). "Multiple planation surfaces in basement regions: Implications for the reconstruction of periods of denudation and uplift in southern Zimbabwe". Geomorphology. 114 (3): 199–212. Bibcode:2010Geomo.114..199R. doi:10.1016/j.geomorph.2009.07.001.