CO2 is a promising solution to clean, low-cost, renewable energy, but more efficient photocathodes are needed to convert CO2 into fuels. Berkeley Lab researchers and NERSC supercomputing resources helped sift through 70,000 candidate materials to ID some new ones. https://cs.lbl.gov/news-media/news/2019/searching-for-photocathodes-that-convert-co2-into-fuels/