CIOs recognize the importance of environmental considerations in planning IT operations, but they are often unsure about how to put that recognition into action. With sustainability rising on the corporate agenda, and the cost, risk, and revenue benefits of green IT becoming more visible than ever, now is the time for CIOs to create and execute on a coherent, comprehensive green IT initiative. The crucial first step is assessment — understanding the state of green IT policies and practices within your organization. This report outlines the approach Forrester takes in performing green IT maturity assessments and how CIOs can take advantage of them.