Trillium, a provider of alternative fuels systems and renewable fuels, is adding two public compressed natural gas fueling stations to its California network that will be accessible by heavy-duty vehicles operating in the state’s central valley.

LONDON — The price of oil surged Jan. 3 as global investors were gripped with uncertainty over the potential repercussions after the United States killed Iran’s top general.

Ships visiting Southern California’s bustling ports are poised to become the region’s largest source of smog-causing pollutants in coming years, one reason state regulators want to reduce emissions from thousands more of them.

Transportation technology company Orbcomm Inc. has teamed with Samsung Electronics America to add fleet management capabilities to Samsung tablets, Orbcomm said in a news release.