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

G green IT. See also green data centers
advantages of using, 2-3
Generation Investment Management, 52 case studies. See case studies
geothermal power, cost of generation, 254 checklist for, 215-218, 220-224
Glaser, Peter, 278 chip technology and, 234
global warming, 5 cloud computing, impact of, 248
Gloster, Art, 160 collaboration. See collaboration
Goethe, 147 Columbia University, 67
Google, 5 computer manufacturers
cloud computing and, 239, 243
Google Apps, 243 HP case study, 232-233
Sun case study, 233-234
Google Data Center in a Box, 162 computer networks and, 234-236
Gore, Al, xxiv, 1 defined, xxiv, 2
collaboration role of, 52-53
government for desktop and laptop computers, 25-30
energy consumption rates, 18-19
collaboration role of, 44-46 energy efficiency programs, 81-84
data center energy efficiency actions, 64-65 energy efficiency ratings for, 78-81
green initiatives of, xxv future of, 205-206, 209
procurement programs to promote energy challenges facing, 210-212
efficiency, 62
regulation. See also EPA (Environmental goals for, 212-213
strategy for, 213-214
Protection Agency)
educational institutions and, 66-67 government regulation. See government
regulation
energy efficiency ratings, 78-81 metrics. See metrics ptg
ENERGY STAR program, 58-59 organizational issues confronting, 17-18
of greenhouse gases, 55-58
Green Building Rating System. See LEED product lifecycle, 20
reasons for adopting, 4-9
“The Green Data Center: Steps for resources for information, 35-37, 225
the Journey” (IBM Redpaper) steps toward achieving, 10, 20, 172, 206
(Ebbers), 88
green data centers. See also green IT application efficiency, 12, 208
baseline measurements, 10, 207
defined, 5 communication, 10, 207
reasons for adopting, 4-9 consolidation and virtualization, 11, 207
resources for information, 40-42 cooling strategies, 11, 207
steps toward achieving, 20, 172 data deduplication, 12-13, 208
assessment of problems, 21, 150-151, metrics and optimization, 11-12, 32-33,
172-173
207-208
blade servers, 34 rebates and incentives, 13, 209
building new, 23, 151, 173-174 supply-chain issues, 19-20
cooling strategies, 22, 153, 178-179 tools for, 225
high-efficiency power supplies, 34 in utility companies, environmental impact
high-voltage power distribution, 35 of, 148
power management, 22, 153, 177-178 virtualization. See virtualization
virtualization, 22, 152-153, 174-177 workload optimization, 24-25
virtualization and standardization, 30
The Green Grid, 40, 121-122, 207 greenhouse gases
government regulation of, 55-56, 58
collaboration agreements, 48-49 hydroelectric power and, 257-259
data center productivity metrics, 125-127 reducing, 5
long-term approach, 124-125
short-term approach, 122-124
Web site, 35