SenateEnergyDems @EnergyDems
China produces almost all the rare earth elements used to manufacture our critical defense systems. But, according to @WestVirginiaU's Dr. Ziemkiewicz, Appalachia contains at least enough REEs to meet DoD's current demand. Creating a US supply chain is vital to national security. https://t.co/6n3JZPhX6R — PolitiTweet.org