Two national advocacy groups are critical of how states have allocated money from the Volkswagen settlement.
Critics are worried about the number of charging stations Duke Energy would own and operate under its proposal.
The utility has been hosting webinars and meetings to promote electric school buses and funding opportunities.
After adding a mix of electric and diesel buses over the next three years, the agency could go all-electric after that.
The transit agency serving Martha’s Vineyard plans to power a new fleet of electric buses with an innovative microgrid system.