Page 15 -

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

Important Steps for Green IT 20
Five-Step Process Used for Data Center Energy Efficiency 21
Software/Applications/Process Workload—Often-
Overlooked Areas for Green IT 24
Green IT Is More Than Data Centers—Your Laptop
Is Included 25
How Much Energy Does Your Laptop Computer System Use? 27
Energy-Efficient Desktop and Laptop Computing 27
Other Considerations for Going Green on the Client Side 30
Data Center Energy-Efficiency Considerations 30
You Can’t Manage What You Can’t Measure 32
Tools for IT Energy Measurement, Monitoring, and
Management 32
Other Ways to Save Energy in the Data Center 34
Resources to Get the Latest Information on Green IT 35
Chapter Summary and Conclusions 38
ptg
Chapter 3 ■ Collaboration Is Key for Green IT 39
IT Technology Vendors 40
Data Center Design and Build Businesses 40
Collaboration of Building Energy Management and
IT Energy Management 42
Energy Utilities 43
Governments 44
Collaboration Within Your Own Company 46
Universities Collaborate 47
The Green Grid Collaboration Agreements 48
Collaboration and Carbon Trading 49
IT Vendors and Collaboration 49
Energy Manager Software 50
Global Significance of Energy-Efficiency Certificate Program 51
Al Gore and Green Collaboration 52
Al Gore’s July 2008 Bold Plan to Save the Planet 53
Chapter Summary and Conclusions 54