Prime Minister Narendra Modi on Friday, July 17, flagged off India's first hydrogen-powered train. This marks a major milestone in the country's journey towards greener public transport. Developed using indigenous technology, the train will run on the Jind-Sonipat section of Northern Railway in Haryana, making India one of a select few countries to introduce hydrogen-powered passenger rail services. The project is expected to pave the way for cleaner rail travel while reducing dependence on fossil fuels. Curious about how much a ticket costs, where the train will run and what makes it different from conventional trains? Here's everything you need to know.