Yanayin Aeolian

Tsarin ƙasa na Aeolian, ko yanayin ƙasa na Eolian, ana samar da su ta hanyar lalata ko aiki iska. Wadannan fasalulluka na iya ginawa daga yashi ko dusar ƙanƙara,  ko rushewa cikin dutse, dusar ƙara, ko kankara.

Ana lura da siffofin Aeolian a cikin hamada mai yashi da kuma a kan tabkuna masu daskarewa ko kankara na teku kuma an lura da su kuma an yi nazari a Duniya da sauran taurari, gami da Mars  da Pluto. 

## Kalmomin
Kalmar "aeolian" ta samo asali ne daga Æolus, allahn Girka na iskõki, kuma ɗan Hellen da nymph Orseis, kuma ɗan'uwan Dorus, Xuthus da Amphictyon.

## Hanyoyin da ake amfani da su

An kafa siffofin Aeolian lokacin da iska ke motsa turɓaya (duba matakai na aeolian). Abubuwan da ke cikin ƙasa sauka motsawa lokacin da Sojojin Bernoulli suka ɗaga su sama waɗanda suka wuce nauyin su na ƙasa ko kuma lokacin da aka ja su daga matsayinsu na farko. Dangane da ma'auni na waɗannan dakarun, barbashi na iya yin tsalle-tsalle (ruwa) a fadin farfajiyar har sai sun daidaita saboda asarar saurin; tsalle daga aya zuwa aya; ko kuma a dakatar da su gaba ɗaya a cikin iska. Wadannan hanyoyin jigilar turɓaya za a iya rarraba su azaman sakawa, gishiri, da dakatarwa, bi da bi. Da zarar jigilar turɓaya ta fara, tana ci gaba ta hanyar nauyi da ƙarfin. Kwayoyin da ke fadowa daga iska yawanci suna tasiri a saman tare da isasshen ƙarfi don fitar da ƙarin ƙwayoyin.

Wadannan tasirin suna rabuwa a sararin samaniya ta hanyar tsinkaye na tsinkaye masu tafiya, wanda ke haifar da yankuna daban-daban na rushewa da / ko ajiyewa. Yayin da lokaci ke wucewa, farfajiyar tana tashi a yankunan da ke da saukowa, kuma tana raguwa a yankunan tare da rushewar net, suna haifar da yanayin ƙasa na farko. Babban yanayin Aeolian yana canza filin iska a cikin alamu waɗanda ke inganta ci gaban su. Don haka suna da kwanciyar hankali sosai, da zarar an kafa su.

Deflation da abrasion sune takamaiman hanyoyin jigilar turɓaya fiye da yadda za'a iya danganta su da hanyoyin aeolian. Deflation, wanda ake kira da kalmar Latin "deflare" ma'ana "bugawa", yana nufin watsawa da cire ƙwayoyin dutse ta iska. Rashin amfani yana faruwa a cikin hamada inda barbashi daban-daban suka mamaye farfajiyar. A cikin waɗannan yankuna masu bushewa, yashi da raguwar dutse suna hurawa ta jiragen sama da koguna na iska waɗanda ke cire kayan hatsi masu kyau daga farfajiya kuma suna barin hamada mai duwatsu. Abrasion wani tsari ne na karfi da iska ke amfani da shi a kan kayan saman da ke nunawa ta hanyar matsawa da ke haifar da barbashi masu motsi a fadin dutse kuma, a sakamakon haka, yana ci gaba da bunkasa tsarin ƙasa ta hanyar cire ƙarin kayan.

Ana bayyana siffofin Aeolian a cikin nau'o'i biyu: erosional da depositional.

## Nau'o'in siffofi

### Bayyanawa
Yanayin da aka ajiye suna girma lokacin da aka ajiye turɓaya a cikin wani yanki da sauri fiye da yadda aka cire shi. Wadannan siffofin ƙasa suna girma daga dusar ƙanƙara, yashi, da / ko ƙura a wuraren da tsarin iska ke kama barbashi. Misali, Babban Sand dunes a Colorado yana girma yayin da yashi da aka hura daga fili mai faɗi aka ajiye a gefen tsaunukan Sangre de Cristo. Wasu siffofin ƙasa sun haɗa da dunes, barchan dunes, alamun ripple, da loess.

### Rashin ruwa
Yankunan rushewa suna girma lokacin da aka cire karin laka daga wani yanki da sauri fiye da yadda aka ajiye shi. Sun yadu a cikin tsaunuka masu tsayi, wuraren dusar ƙanƙara, kamar su Antarctic Plateau: duba sastrugi . A cikin yashi da dutse, ba a kiyaye su da yawa sai dai a yankuna masu bushewa. A waje da yankuna masu bushewa, ruwa mai motsi - wanda ya fi nauyi kuma ya fi lalacewa fiye da iska - yana share yanayin ƙasar Aeolian.[2] Manyan kwari suna da rikitarwa kuma sau da yawa akwai tsari ɗaya ko fiye wanda ba na Aeolian ba a aiki, gami da tectonics, glacial da alluvial forces. Akwai nau'ikan siffofi da yawa da ke da alaƙa da rushewa.

## Manazarta