AUTHOR=Wu Xiao-Yu , Luo Yu , Hess Franziska , LipiƄski Wojciech TITLE=Editorial: Sustainable Hydrogen for Energy, Fuel and Commodity Applications JOURNAL=Frontiers in Energy Research VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2021.698669 DOI=10.3389/fenrg.2021.698669 ISSN=2296-598X