Intelligencer: As natural gas industry leaders tout use of their fuel as a means to curb carbon dioxide pollution, operators and processors continue flaring off some of their products throughout the Marcellus and Utica shale region. New U.S. Environmental Protection Agency rules to curtail refinery emissions from flaring are expected to take full effect next year. Yet, it seems likely flaring in some form will continue at well pads, compressor stations, processing plants and refineries throughout the Upper Ohio...