The Golden State has the most ambitious climate goals in the country but can’t meet its targets, experts say, without making a plan to phase out harmful, climate-polluting oil refineries.By Liza GrossGov. Gavin Newsom often touts California’s role as a global climate leader. Yet it’s hard to defend that claim as long as California remains one of the nation’s top oil-refining states, experts argued at a recent webinar calling for a phaseout of refineries.