Ma'amala da yanayin ƙasa
 Ma'amala da yanayin ƙasa | |
|---|---|
type of interaction (en)  |
Ma'amala da yanayin yanayi shine alaƙar da ke tsakanin matakai na tectonic da tsarin yanayi. Hanyoyin tectonic da ake tambaya sun haɗa da Orogenesis, volcanism, da rushewa, yayin da hanyoyin da suka dace na yanayi sun haɗa da yaduwar yanayi, ɗagawar orographic, yaduwar ruwan sama da tasirin inuwa. Kamar yadda rikodin ilimin ƙasa na sauye-sauyen yanayi da suka gabata a cikin miliyoyin shekaru ba su da yawa kuma ba a warware su ba, tambayoyi da yawa sun kasance ba a warara su ba game da yanayin hulɗar yanayi-yanayin yanayi, kodayake yanki ne na bincike mai aiki ta masu ilimin ƙasa da masu ilimin yanayi.
Kula da yanayin ƙasa akan yanayi
[gyara sashe | gyara masomin]Dangane da girman tsaye da na kwance na tsaunuka, yana da damar samun tasiri mai karfi a kan tsarin yanayi na duniya da na yanki ciki har da: karkatar da yaduwar yanayi, ƙirƙirar ɗagawa, canza yaduwar ruwan sama, da haifar da tasirin inuwa.
Misali daya na tsawo da kuma tasirinsa akan yanayi yana faruwa a kudu maso gabashin Asiya Himalayas, mafi girman tsarin dutse a duniya. Yankin wannan girman yana da ikon rinjayar zafin jiki, hazo, da iska. Ka'idoji sun nuna cewa hauhawar tsaunin Tibet ya haifar da karkatarwa mai karfi na rafin jet na sararin samaniya, yaduwar ruwan sama mai nauyi, karuwar ruwan sama a kan gangaren gaba, mafi girman ƙimar sinadarai, kuma ta haka ne karamin yanayin CO2.[1] Yana yiwuwa cewa girman sararin samaniya na wannan kewayon yana da girma sosai har ya haifar da yaduwar ruwan sama na yanki ban da rushe yaduwar yanayi na hemispheric.[1]
Lokacin damina a kudu maso gabashin Asiya yana faruwa ne saboda nahiyar Asiya ta zama mai dumi fiye da tekuna da ke kewaye da ita a lokacin rani; yayin da aka halicci tantanin halitta mai ƙarancin matsin lamba sama da nahiyoyi, tantanin halitta na matsin lamba mai ƙarfi a kan teku mai sanyi, yana haifar da advection na iska mai laushi, yana haifar leken sama daga Afirka zuwa kudu maso gab gabashin Asiya.[2] Koyaya, ƙarfin ruwan sama a kudu maso gabashin Asiya ya fi girma fiye da ruwan sama na Afirka, wanda za'a iya danganta shi da girman nahiyar Asiya idan aka kwatanta da nahiyar Afirka da kasancewar babban tsarin dutse.[2] Wannan ba wai kawai yana shafar yanayin kudu maso gabashin Asiya ba, amma yana canza yanayin a yankunan makwabta kamar Siberia, tsakiyar Asiya, Gabas ta Tsakiya, da kuma tafkin Bahar Rum.[3] Don gwada wannan an halicci samfurin da ya canza yanayin ƙasa na yanzu, wanda ya haifar da alaƙa tsakanin samfurin da sauye-sauyen duniya a cikin hazo da zafin jiki a cikin Myr 40 da suka gabata. wanda masana kimiyya suka fassara.[3]
An yi ittifaqi akan cewa sauyin yanayi na duniya yana da ƙarfi ta hanyar kasancewar ko rashin iskar gas a cikin yanayi kuma ana ɗaukar carbon dioxide (CO 2 ) mafi mahimmancin iskar gas. Bincike ya nuna cewa manyan tsaunin tsaunuka a duk duniya suna haifar da ƙimar zaizayar sinadarai, don haka rage girman CO 2 a cikin yanayi tare da haifar da sanyaya duniya. [4] Wannan yana faruwa ne saboda a yankunan da suke da tsayin daka akwai mafi girman adadin zaizayar injina (watau nauyi, matakan fluvial) kuma ana samun faɗuwa akai-akai da samun kayan da ake samu don yanayin sinadarai. [4] Mai zuwa shine sauƙaƙan daidaitawa wanda ke kwatanta amfani da CO 2 yayin yanayin yanayi na silicates.
Manazarta
[gyara sashe | gyara masomin]- 1 2 Raymo, M. E.; Ruddiman, W. F. (1992). "Tectonic forcing of late Cenozoic climate". Nature. 359 (6391): 117–1122. Bibcode:1992Natur.359..117R. doi:10.1038/359117a0. S2CID 1443184.
- 1 2 Fluteau, F.; Ramstein, G.; Besse, J. (1999). "Simulating the evolution of the Asian and African monsoons during the past 30 Myr using an atmospheric general circulation model". Journal of Geophysical Research. 104 (D10): 11, 995–1012, 1018. Bibcode:1999JGR...10411995F. doi:10.1029/1999jd900048.
- 1 2 Ruddiman, W. F.; Kutzbach, J. E. (1989). "Forcing of Late Cenozoic Northern Hemisphere Climate by Plateau Uplift in Southern Asia and the American West". Journal of Geophysical Research. 94 (D15): 18, 409–18, 427. Bibcode:1989JGR....9418409R. doi:10.1029/jd094id15p18409.
- 1 2 Raymo, M. E.; Ruddiman, W. F. (1992). "Tectonic forcing of late Cenozoic climate". Nature. 359 (6391): 117–1122. Bibcode:1992Natur.359..117R. doi:10.1038/359117a0. S2CID 1443184.