Kei CaliforniaMahere whanariki kaihanga simaki te whakaputa i te konumohe whakarewa-whakarewa a te US i te tau 2030. Na reira ka whakaitihia te whakawhirinaki o te US ki te alumina kawemai me te bauxite. Hei wahanga o tana mahi hanga sima whakangao, ko te portland ciment me te awhina cimenting tious (SCM) ka hangaia ano he hua-a-hua.

Te whanariki $8.7 miriona o te $189 miriona i roto i nga takoha utu a te tari a te Tari o te Pungao. Ka timata nga mahi whakamatautau i te tau 2025, me te whakaaro ki te whakatuwhera i te $378 mirionatipu whakaaturanga arumoni i roto i2030, whakakaha i te mekameka tuku alumina a-whare me te hanga mahi.