Short-Term Supply Chain Analysis (IMAGE) DOE/Argonne National Laboratory Caption Rising demand for LED lighting, magnets for EV motors and wind turbine generators were cited as reasons why certain rare earth materials are deemed critical in the short-term. Credit (Image by Argonne National Laboratory.) Usage Restrictions Original content License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.