Ka taƙaita labarin:  Mummies mafi tsufa a duniya da aka binne sama da shekaru 7,000 da suka gabata a cikin busasshiyar hamada ta arewacin Chile ana juya su zuwa baƙar fata ta hanyar canjin yanayi. Masana kimiyya sun gano cewa ƙara yawan ɗumi zai iya sa ƙwayoyin cuta da ke rayuwa a kan fata da aka adana na jikin Chinchorro. Bayan haka, ƙwayoyin cuta suna cin naman tsohuwar fata, suna sa ta rushe ta zama baƙar fata. Fatar da aka adana a waje na mummy na Chinchorro a Arica, arewacin Chile, ya fara saurin lalacewa yayin da kwayoyin cuta da iska mai danshi ke juya shi zuwa baƙar fata, kamar yadda ake gani a cikin hoton da ke sama. Masu bincike sun ce yawan ɗumi da ake yi a Arica, Chile, yana jefa jikin mutanen Chinchorro guda 120 da aka adana a gidan tarihi na Jami'ar Tarapacá cikin haɗari. Duk da haka, sun yi gargaɗi cewa ɗarurruwan wasu gawawwakin da aka binne a ƙarƙashin yashi a cikin kwari a dukan yankin suna cikin haɗari. Duk da yake wasu daga cikin mummies na farko da aka samo a cikin hamadar Atacama sun bayyana sun kasance sakamakon adana yanayi ne a cikin matsanancin yanayin bushewa, kusan 5,000 BC, mutanen Chinchorro sun fara kiyaye matattun su da gangan. Ko da yake aikin ya fara shekaru 2,000 kafin tsoffin Masarawa suka fara yin gyaran gawawwakin nasu, dabarun da Chinchorro ya yi amfani da su sau da yawa suna da ban mamaki. Sau da yawa suna kulawa sosai yayin adana ragowar matattun yara da jarirai - suna nuna cewa aikin yana da mahimmancin gaske tare da haɗa rayayyu da matattu. Da farko Chinchorro zai cire kwakwalwa da gabobin kafin ya sake gina jikin da zaren. Za su cika kwanyar kwanyar da tsami ko toka. Daga nan sai aka yi amfani da tsire-tsire don a sake haɗa shi kuma a haɗa jaw da kwanyar. An yi amfani da sanda don kiyaye kashin baya a madaidaiciya kuma an gyara fata tare kafin a rufe shi da kayan da aka yi da manganese, jan ocher ko laka. Farfesa Marcela Sepulveda, masanin kimiyyar kayan tarihi a Jami'ar Tarapacá, ta ce: 'A cikin shekaru 10 da suka shige, aikin ya daɗa sauri. 'Yana da matukar muhimmanci a samu karin...
An gano daruruwan mummies da aka adana da kuma binne su da mutanen Chinchorro na zamanin da a cikin yashi na Atacama Desert a arewacin Chile. A cikin shekaru goma da suka gabata, wasu abubuwa masu launin fata sun bayyana a kan wasu mummies. Masana kimiyya sun gano kwayoyin cuta a kan fata mai kiyayewa yana rushe mummies. Hawan zafi a yankin ya 'karfafa' kwayoyin cutar fata. Sannan suna sa fata mai kiyayewa ta rushe cikin baƙar fata. Masana kimiyya yanzu suna fatan kare mummies daga shan wahala daga lalacewa.