Commentary One of the pleasures of living in California is taking a harbor cruise. I’ve taken several in Newport Harbor. I’ve also enjoyed fishing trips and floating seminars in which the lectures were made more bearable by the cocktails. Now the fun could be threatened by new regulations from the California Air Resources Board (CARB). The action is a continuation of its 2007 Commercial Harbor Craft regulation “to reduce toxic and criteria emissions to protect public health,” according to CARB. Amendments came in 2010. And CARB currently is crafting final regulations to be adopted in 2022. CARB’s website provided a September 2021 fact sheet (pdf) outlining possible actions: 1. “Harbor craft are in the top three emitting categories at seaports, contributing more diesel particulate matter emissions than trucks in 2023 at the San Pedro Bay Ports.” Except, that’s just one area. Diesel trucks are regulated heavily because they travel all …