An innovative venture enables a Shell subsidiary to sell excess carbon dioxide for soft drink manufacturing, but social investors should know that the company is still miles away from being socially responsible...Royal Dutch Shell's dealings with the people of Norco, Louisiana and its real contribution to global CO2 production were partly behind CorpWatch's decision to give the company a "Greenwash Award" last year. According to CorpWatch, the award was in recognition of the company's deceptive advertising in its "Profits or Principles" campaign.