Lub US Geological Survey (USGS) tau tshaj tawm cov ntawv teev lus kawg ntawm 50 cov pob zeb tseem ceeb uas tseem ceeb heev rau kev lag luam thiab kev ruaj ntseg hauv tebchaws. Titanium, zirconium, thiab hafnium yog nyob ntawm lawv. Hnub ntawm kev tshaj tawm cov npe, tsoomfwv Biden tau tshaj tawm cov lus hais tias: "cov pob zeb tseem ceeb muab lub hauv paus rau ntau cov thev naus laus zis niaj hnub thiab tseem ceeb heev rau kev ruaj ntseg hauv tebchaws thiab kev lag luam kev vam meej." Cov minerals tseem ceeb ua lub luag haujlwm tseem ceeb hauv Tuam Tshoj txoj kev ruaj ntseg hauv lub tebchaws, kev lag luam, kev tsim hluav taws xob txuas ntxiv, thiab kev tsim kho vaj tse, "Tanya Trujillo, Tus Lwm Thawj Coj ntawm Kev Tshawb Fawb Txog Dej thiab Kev Tshawb Fawb ntawm US Department of interior." Tom qab sau cov ntaub ntawv thiab tshuaj xyuas, USGS muaj. tshawb nrhiav cov teeb meem tshwm sim hauv cov saw hlau tseem ceeb thiab ntsuas qhov kev pheej hmoo tshwm sim los ntawm kev cuam tshuam ntawm lub teb chaws cov khoom lag luam ntxhia txhua peb xyoos. "
Cov ntawv teev npe tshiab tau npaj ua raws li qhov yuav tsum tau ua ntawm 2020 lub zog txoj cai, uas hais tias Ministry ntawm sab hauv yuav tsum ntsuas thiab hloov kho cov catalog ntawm cov ntxhia tseem ceeb yam tsawg kawg peb xyoos. USGS tseem yog lub luag haujlwm rau kev txhim kho cov txheej txheem ntawm kev txheeb xyuas cov peev txheej tseem ceeb, muab kev tawm tswv yim sib koom ua ke thiab thov cov kev xav rau pej xeem los ntawm Tsoom Fwv Teb Chaws Register, thiab thaum kawg tsim cov pob zeb tseem ceeb catalog.
USGS tau hais tias phau ntawv qhia yuav raug hloov kho tsis tu ncua, tsis hloov pauv. Steven Fortier, tus thawj coj ntawm USGS lub teb chaws cov ntaub ntawv xov xwm chaw nyob, tau hais hauv lub rooj sib tham hauv xov xwm hais tias "Qhov teebmeem ntawm cov ntxhia hloov pauv raws sijhawm thiab tsis zoo li qub,"
"Lub 2022 tseem ceeb minerals catalog yog tsim los siv cov ntaub ntawv tshiab muaj nyob rau ntawm cov minerals uas tsis yog-fuel. Txawm li cas los xij, peb tau soj ntsuam cov khoom lag luam ntxhia thiab tshawb nrhiav cov txheej txheem tshiab los txiav txim qhov nyuaj thiab qhov sib txawv ntawm cov pob zeb tseem ceeb cov saw hlau txaus ntshai ". USGS tau hais tias daim ntawv teev npe tshiab ntawm cov pob zeb tseem ceeb yuav ua lub hauv paus rau kev ntsuam xyuas cov peev txheej tseem ceeb hauv Tebchaws Meskas.
