Why railways around the world are ditching diesel for hydrogen

The government plans to run 35 hydrogen trains under its ‘Hydrogen for Heritage’ project, railway minister Ashwini Vaishnaw recently told Rajya Sabha. Besides the Shimla trains, the Darjeeling Himalayan Railway and the Nilgiri Mountain Railway are also on its list, and trials of a prototype hydrogen train are likely to start between Jind and Sonipat in Haryana soon.

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