Vale tshaj tawm rau lub Peb Hlis 16 tias lub tuam txhab tau maj mam pib ua haujlwm ntawm tailings pom cov nroj tsuag hauv Da Varjen integrated operation area.Qhov no yog thawj tailings pom cov nroj tsuag npaj qhib los ntawm Vale hauv Minas Gerais.Raws li txoj kev npaj, Vale yuav nqis peev tag nrho ntawm US $ 2.3 nphom hauv kev tsim kho cov nroj tsuag tailings pom thaum xyoo 2020 thiab 2024.
Nws tau nkag siab tias kev siv tailings pom cov nroj tsuag tuaj yeem tsis tsuas yog txo qis kev vam khom ntawm lub pas dej, tab sis kuj txhim kho qhov nruab nrab ntawm Vale cov khoom lag luam los ntawm kev ua haujlwm ntub dej.Tom qab cov hlau ore tailings tau lim, cov ntsiab lus dej tuaj yeem raug txo kom tsawg, thiab feem ntau ntawm cov khoom siv hauv cov tailings yuav muab khaws cia rau hauv daim ntawv, yog li txo qhov kev cia siab ntawm lub pas dej.Vale tau hais tias lub tuam txhab npaj yuav qhib thawj qhov chaw pom hauv thaj chaw ua haujlwm Itabira kev sib koom ua ke hauv 2021, thiab qhov thib ob pom cov nroj tsuag hauv thaj chaw ua haujlwm Itabira kev sib koom ua ke thiab thawj cov nroj tsuag pom hauv Brucutu mining cheeb tsam hauv 2022. Cov plaub tailings pom cov nroj tsuag yuav muab cov kev pab cuam rau ib tug xov tooj ntawm cov hlau ore concentrators nrog tag nrho cov peev xwm ntawm 64 lab tons / xyoo.
Vale tshaj tawm nyob rau hauv "2020 Production and Sales Report" tso tawm rau Lub Ob Hlis 3, 2021 tias nyob rau lub quarter thib peb ntawm 2021, raws li Miracle No. 3 mine dam tau muab tso rau hauv kev ua haujlwm, lub tuam txhab tseem yuav rov qab 4 lab tons ntawm cov peev txheej tsim khoom.Nws yog nyob rau theem kawg ntawm kev tsim kho.Cov tailings pov tseg ntawm lub pas dej Miracle No. 3 yuav suav txog kwv yees li 30% ntawm tag nrho cov tailings tsim thaum lub sijhawm ua haujlwm.Kev qhib cov tailings pom cov nroj tsuag hauv Davarren thaj chaw ua haujlwm dav dav yog lwm qhov kev vam meej tseem ceeb Vale tau ua kom ruaj khov hlau ore ntau lawm thiab rov ua kom muaj peev xwm tsim tau txhua xyoo ntawm 400 lab tons los ntawm qhov kawg ntawm 2022.