Bismarck Tribune: The mayor of Beulah – the largest town in Coal Country – said he was slightly more worried going into a summit on carbon dioxide than going out. The Public Service Commission convened Friday’s summit in Bismarck to clarify what effect a proposed cap and trade program to limit CO2 emitted into the atmosphere will have on the energy industry in the state. Beulah and other Coal Country communities enjoy the state’s highest average incomes and have for decades had stable economies …