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The Greening of IT
            xx                   How Companies Can Make a Difference for the Environment



            Appendix A  ■  Green IT Checklist and Recommendations 215
                          A Green IT Checklist 215
                             Tips on Creating Sustainable Data Centers (Dave Anderson) 215
                          Tools and Information to Help with Green IT 225
                             DOE DC Pro Tool 225
                             Carbon Footprint Tool 225
                             ASHRAE Information 225
                             Server Power Calculator Tools 225
                             NYSERDA Clean Power Estimator 225
                          Worldwide Electricity Used in Data Centers 226
                          IT Power Management with the Active Energy Manager
                          (AEM) Tool 229
                             Overview  229
                             How Active Energy Manager Works and the Benefits  229
                             Integration of Energy and Systems Management 231
                          Computer Manufacturers and Green Computing 232
                                                                                                            ptg
                             HP Green Computing 232
                             Sun Green Computing 233
                          Chip Technology and Green IT 234
                          Energy Efficiency for Computer Networks 234

            Appendix B  ■  Green IT and Cloud Computing 237
                          Cloud Computing, Both Public and
                          Private Possibilities 238
                          Business and Technology Drivers for
                          Cloud Computing 241
                          Types of Cloud Computing Offerings 242
                          Conceptual Architecture and Infrastructure for
                          Cloud Computing 244
                          The Ultimate in Server and Data Storage
                          Virtualization 246
                             Potential Advantages 247
                          References 248
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