The South Coast Air Quality Management District sued state public utility officials, claiming the liquefied natural gas that officials approved for use in California could worsen air pollution. Energy providers plan to spend about $3 billion on the construction of seven natural gas terminals on the coast of California and Baja in Mexico. The air-quality agency alleges that natural gas could set back progress toward clean air. The lawsuits were filed with the California appeals court and the state Supreme Court. The California Public Utilities Commission has approved a standard that will allow oil companies and other energy providers to...