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

Swinerton Construction, 78 cooling strategies, 153
systems management, integration with power management metrics, 153
power management, 231-232 reporting, 155
virtualization, 152-153
T collaboration with, 43-44
data center energy efficiency actions, 65
tape virtualization, 95
decoupling, 74
technical assistance to promote energy
energy efficiency incentives, 70-71
efficiency, 61
for data centers, 77-78
telecommuting, 83-84
list of, 74-76
testing stage, Columbia University case
PG&E example, 71-72
study, 167-168
green IT, environmental impact of, 148
thermal camera, Montpelier, France case
rate-case incentives, 69-70, 73
study, 191
rebates and incentives, 13, 209
thermal energy storage, 132
PG&E (Pacific Gas and Electric Company)
thermal storage systems, 278-279
case study, 148-149
thin-client computing. See client
collaboration with, 43-44
virtualization
energy efficiency incentives, 70
tidal hydroelectric plants, 256
High Tech Energy Efficiency Incentives
tools
program, 74
for green IT, 225
Utility IT Energy Efficiency Coalition, 71-72
for monitoring and metrics, 32-33
Web site, 37
Turkey case study, 194-196
Utility IT Energy Efficiency Coalition,
turning off equipment, 28-29
71-72 ptg
utilization diagram for server
U
virtualization, 97-98
Unilever, 238
Uninterruptible Power Supply (UPS), 34 V
Chicago-area utility case study, 151
vapor sealing of data centers, 136-137
energy usage impact of, 155
VDI (virtual desktop infrastructure), 103
Union Bank of California, IT equipment
vendors (IT)
recycling, 83
collaboration of, 40, 49-52
universities
energy efficiency programs, 81-84
Bryant University, 157-163
versions of LEED, 118-119
collaboration of, 47-48
virtual desktop infrastructure (VDI), 103
Columbia University, 157, 163-169
virtualization, 11, 22, 30, 71, 207
HPC (high performance computing), 165-167
advantages of, 78
planning stage, 164
Chicago-area utility case study, 152-153
testing stage, 167-168
client virtualization, 95-97
University of Colorado, green computing, 26
cloud computing, 99, 245
UPS (Uninterruptible Power Supply), 34
defined, 90
Chicago-area utility case study, 151
effect on physical resource requirements, 171
energy usage impact of, 155
explained, 85-91
The Uptime Institute, 36, 41
green IT checklist, 216
U.S. electricity cost statistics, 282-284
grid computing and, 98, 246-247
U.S. government. See government
incentives for, 75
utilitization rates, green IT checklist, 217
India case study, 200
utility companies
Istanbul, Turkey case study, 195-196
Chicago-area utility company, 150-155
Lexington, Kentucky case study, 174-177
assessment of energy efficiency, 150-151
building new data centers, 151