One of North America’s first all-electric cranes may begin operating at the Port of San Diego next year, thanks to a $2.7 million grant from the San Diego County Air Pollution Control District. The port plans to use the grant to pay for electrical upgrades that will run a pair of new all-electric mobile harbor cranes at the port’s Tenth Avenue Marine Terminal in Summer 2023. The new equipment is expected to lower air pollution and raise public health in port-adjacent communities. “Our new electric cranes will be a game changer for our communities as well as the environment and…