Ka taƙaita labarin:  Manyan kankara na kankara na iya yin kwanton bauna a duk faɗin Mars, ɓoye daga gani ta ƙura a farfajiyar. Wannan shi ne abin mamaki na binciken da ya gano cewa babban adadin kankara ba kawai a Mars poles, amma mai yiwuwa zuwa ga ma'aunin ma'auni. Yana nufin cewa, idan duk kankara za a yada a fadin surface na Mars, dukan duniya za a rufe a fiye da 3.3ft (mita daya). Wannan hoton daga NASA ta Mars Reconnaissance Orbiter ya nuna cewa wani m Layer na turbaya a kan Mars rufe glaciers, don haka suka bayyana a matsayin surface na ƙasa, amma radar ma'aunai nuna cewa akwai glaciers hada da daskararre ruwa a karkashin turbaya. Binciken na baya-bayan nan masana kimiyya ne suka yi a Cibiyar Niels Bohr a Jami'ar Copenhagen kuma aka buga shi a mujallar Geophysical Research Letters. Shaidar ruwa a duniyar Mars ta samo asali ne daga aikin Mariner 9, wanda ya isa a shekarar 1971. Ya bayyana alamun rushewar ruwa a cikin koguna da koguna da kuma yanayin yanayi da kuma hazo. Viking orbiters da suka biyo baya sun haifar da juyin juya hali a cikin ra'ayoyinmu game da ruwa a duniyar Mars ta hanyar nuna yadda ambaliyar ruwa ta rushe ta hanyar dams da kuma sassaƙa zurfin kwari. Mars a halin yanzu yana tsakiyar lokacin kankara, don haka ruwa mai ruwa ba zai iya wanzuwa a samansa ba a halin yanzu. Duk da haka, kamar dai duniyar tamu ta fi zafi da kuma ɗumi a dā. A watan Yunin 2013, Curiosity ya sami tabbaci mai ƙarfi cewa ruwa mai kyau don sha sau ɗaya ya gudana a duniyar Mars. A watan Satumba, ƙwallon ƙasa na farko da Curiosity ya bincika ya bayyana cewa abubuwa masu kyau a saman duniyar sun ƙunshi kashi biyu cikin ɗari na ruwa bisa nauyi. Hotuna daga tauraron dan adam da yawa na duniyar Mars sun bayyana siffar glaciers kawai a ƙarƙashin farfajiyar, kuma sun tabbatar da cewa yawancin an yi su ne da ruwan kankara. Kuma yanzu masu binciken sun auna yadda manyan glaciers suke, da kuma kamanninsu da glaciers a duniya. Gabaɗaya akwai kankara fiye da murabba'in mita biliyan 150 a duniyar Mars, wanda zai iya "rufe dukkan farfajiyar Mars da kankara mai tsawon mita 1.1", in ji Dokta Nanna Bjørnholt Karlsson a Cibiyar kankara da...
Masana kimiyya na kasar Denmark sun yi nazari kan kankara da ke boye a karkashin duniyar Mars. An yi imanin cewa ƙura tana rufe manyan glaciers a farfajiya. Kuma masu binciken sun ce akwai ruwan kankara fiye da yadda aka zata. Idan ya yada zai rufe saman a 3.6ft (1.1 mita) na kankara.