USA, Hawaii:

Hydrogen-Powered Buses Coming to Big Island (West Hawaii Today)

Geothermal energy could provide electricity for conversion process

Hawaii Island could be less than a year away from having some of the first hydrogen-powered buses in the state on its roadways.

As part of a pilot project spearheaded by the Hawaii Natural Energy Institute, three shuttle buses will be converted to hydrogen power.

Two will be provided to Hawaii Volcanoes National Park, while the third goes to the Hawaii County Mass Transit Agency, also known as Hele-On.

The hydrogen would be provided through a process known as electrolysis, which involves sending electricity through water to separate hydrogen from oxygen.

Ormat's Puna Geothermal Venture has been identified as a potential supplier of the electricity for that process and a host for a filling station. Ewan said PGV remains a candidate but no agreements have been finalized.

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