Hindu priests perform a ceremonial worship before the flagging off of the Indian Railways' hydrogen-powered train at Pandu Pindara railway station in Haryana's Jind city on July 17, 2026. India launched its first hydrogen-powered train July 17, joining a small group of nations testing the technology as part of efforts to decarbonise rail transport and cut dependence on fossil fuels. (Photo by Arun SANKAR / AFP via Getty Images)