New Delhi, Nov. 7 -- The government is moving to standardize hydrogen-powered truck engines and testing procedures as India looks to develop alternatives to diesel for freight transport and cut emissions from heavy-duty vehicles.

The new and renewable energy ministry (MNRE) is working with the government-run auto testing agency, the Automotive Research Association of India (ARAI), to develop and standardize hydrogen-internal combustion engine (H2-ICE) powertrains, according to two people aware of the development and ARAI's annual report.

The development comes amid mounting concerns over vehicular pollution, particularly in cities such as Delhi, which experience severe air pollution during the winter months.

Decarbonising freight transp...