"Starting this week, diesel rigs can no longer be added to the list of new vehicles approved to move goods in and out of California's bustling ports. The state sees this as a prime opportunity to make substantial progress in reducing emissions from the trucking sector, which is currently a major source of carbon pollution."
Fishrrman fearless prediction:
It's not "the emissions" of trucks that are going to be "reduced".
Rather, it's the number of tractors that show up to haul the containers away.
Suppose they had a container port, and no trucks came to service the place?