According to the Energy Foundation, its operations in the U.S. create the equivalent of 504 tons of carbon dioxide emissions annually. Air travel is responsible for 80% of its emissions, natural gas consumption 15%, employee commuting 4%, and electricity consumption 1%. Its green tag cost is approximately $23 per ton of carbon dioxide, or about $11,600 per year.
— Greg Mazurkiewicz
Publication date: 08/19/2002