Lower Saxony is replacing its diesel locomotives with hydrogen

Alstom to Supply 14 Hydrogen Fuel Cell Trains to Lower Saxony

Germany flags off world's first hydrogen-powered train; see pics

World's 1st hydrogen-powered trains hit the tracks in Germany in a breakthrough for 'green' fuel. - ABC News

World's First Hydrogen-Powered Train Line

Alstom unveils hydrogen train concept for French regions - International Railway Journal

Germany now has the World's First Fleet of Hydrogen Trains

Hydrogen-powered trains can be the future of railways – Mediarail.be – Rail Europe News

Hydrogen-powered trains enter passenger service in Germany

German train line switching fully to hydrogen – DW – 08/24/2022

Vande Metro: India Joins Germany, China As Railways Set To Roll Out Hydrogen-Powered Trains on Heritage Routes by December 2023