Why is India`s first Hydrogen train being called the future of rail travel?

The train commenced its maiden journey from Jind to Sonipat in Haryana, showcasing India's growing focus on sustainable mobility through indigenous technology.

Why is India`s first Hydrogen train being called the future of rail travel?
The train commenced its maiden journey from Jind to Sonipat in Haryana, showcasing India's growing focus on sustainable mobility through indigenous technology.