Could a critical raw materials shortage derail forecast massive green hydrogen growth?

Limited global supply of rare metals could drive up costs of PEM and SOE electrolysers, says Irena study — and there might not be enough iridium to meet demand

A rare-earth mine in Bayan Obo, Inner Mongolia, China.
A rare-earth mine in Bayan Obo, Inner Mongolia, China.Bert van Dijk/Getty
Irena
Published 18 January 2022, 12:36Updated 18 January 2022, 15:45