With the hope of mitigating the harmful impacts of climate change, many organizations are taking actions to
reduce their carbon footprints. Carbon-reducing initiatives in organizations are varied: they range from green
product innovations to encouraging behavioral changes by customers and employees. Green IS can play an
important role in environmental sustainability by supporting a number of these strategies. Drawing on theories of
persuasive systems design, this paper explores how one category of Green IS, carbon management systems
(CMS), can be designed and used in order to persuade employees to perform ecologically responsible
behaviors. The results from three organizational case studies suggest that CMS can be effective at changing
employees’ environmental behaviors, demonstrate the extent to which persuasive system design principles
(including an emergent category of Integration) are reflected in CMS, and highlight the importance of
understanding the persuasion context. The findings of the study are used to inform the development of four
propositions, which can serve as a foundation for further research in the Green IS domain.