Vale adalengeza pa Marichi 16 kuti kampaniyo yayamba pang'onopang'ono kugwiritsa ntchito malo opangira ma tailings m'dera la Da Varjen Integrated operation.Aka ndi malo oyamba kusefera ma tailings omwe akukonzekera kutsegulidwa ndi Vale ku Minas Gerais.Malinga ndi pulaniyo, Vale adzayika ndalama zokwana $2.3 biliyoni pomanga malo osefera ma tailings pakati pa 2020 ndi 2024.
Zimamveka kuti kugwiritsa ntchito tailings filtration plant sikungangochepetse kudalira damu, komanso kupititsa patsogolo chiwerengero cha Vale's product portfolio kupyolera mu ntchito zonyowa zopezera ndalama.Pambuyo pakusefedwa kwazitsulo zachitsulo, madzi amatha kuchepetsedwa kukhala ochepa, ndipo zambiri zomwe zili muzitsulo zidzasungidwa molimba, motero kuchepetsa kudalira pa damu.Vale adanena kuti kampaniyo ikukonzekera kutsegula malo opangira ntchito mu Itabira Integrated Operesheni mu 2021, ndi malo achiwiri osefedwa mu Itabira Integrated Operesheni ndi malo oyamba kusefera m'dera la migodi Brucutu mu 2022. The anayi tailings kusefera zomera idzapereka chithandizo kwa ma concentrators achitsulo omwe amatha kupanga matani 64 miliyoni / chaka.
Vale adalengeza mu "2020 Production and Sales Report" yomwe idatulutsidwa pa February 3, 2021 kuti mgawo lachitatu la 2021, pomwe Damu la Miracle No.Ili m'gawo lomaliza la ntchito yomanga.Michira yotayidwa pa Dambo la Miracle No. 3 idzawerengera pafupifupi 30% ya michira yonse yomwe imapangidwa panthawi ya ntchito.Kutsegulidwa kwa tailings filtration plant m'dera la Davarren comprehensive operation ndikupita patsogolo kwina kofunikira komwe Vale wapanga pakukhazikitsa chitsulo chachitsulo ndikubwezeretsanso mphamvu yake yopanga pachaka ya matani 400 miliyoni pofika kumapeto kwa 2022.