SAN FRANCISCO â The Bay Area's air pollution board today became the first in the United States to charge businesses fees for the global warming gases they emit. The fees, ranging from $180,000 a year for a large oil refinery to $1 annually for a service station, would fund district efforts to calculate, study and control carbon dioxide, methane and other warming gases. Representatives of oil refineries and several business groups opposed the fee, saying it would duplicate and interfere with the state's landmark law to control global warming gases statewide. Air board administrators and board members said their efforts...