Greeley Tribune: Global warming: A fact or a myth? When I grew up in northwest Pennsylvania and lived in a company house across the street from the steel company that manufactured oil field equipment, I barely knew what “global” meant, let alone “global warming.” The orange flashing glare sweeping across my bedroom ceiling at night as the large furnace doors were opened in the blacksmith shop across the street is a vivid memory of the Oilwell Supply Co. and its manufacturing of drilling …