introduction to green it
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INTRODUCTION
TO GREEN IT
January 2012Chris Hammond-Thrasher
Property of Fujitsu Limited - ©11 April 2023
Outline
Green IT Overview
In the Data Centre In the Office
Green IT 2 The Market Wrap Up
2
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Learning Objectives
1. Understand the Green IT Basics
2. Understand the Green IT Opportunities
3. Understand:
Green IT – Of IT Low Hanging
Green IT 2.0 – By IT High Hanging
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On a Journey – Looking to the Future
• Milestones in 2020
• 80% reduction in CO2e by 2050
• 0 emissions for developed world?
• What does this world look like?
• What is the role of IT?
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What is Green IT?
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Green IT refers to environmentally sustainable computing or IT. It is "the study and practice of designing, manufacturing, using, and disposing of computers, servers, and associated subsystems such as monitors, printers, storage devices, and networking and communications systems efficiently and effectively with minimal or no impact on the environment.
Source: Wikipedia 5
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IT Emissions - GHG Emissions compared
Source : Gartner/HP/McKinsey/WWF
3% GHG Emissions from IT Sector
3% GHG Emissions from IT Sector
3% GHG Emissions from Aviation Sector
3% GHG Emissions from Aviation Sector
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IT EMISSIONS - GHG Emissions from IT
NOW
2020
3%
6%
Source : Gartner/HP/McKinsey/WWF
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Green IT - Typical Dimensions
Reuse
Recycling
Reducing landfill
Reduce consumption
Recycling
Removing toxins from
builds
Reducing raw materials
Complying with legislation
Reduce consumption
Green alternatives
Waste Water Chemicals Energy
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Green IT - The Basics
• IT is 40% of the average corporate electricity bill
• IT Electricity demand from is growing
• Desktops contribute 43% of the IT emissions profile
• Server energy costs to exceed purchase costs on useful life
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GREEN IT – The Basics
*Gartner, Seven Steps for Greening PCs, 2009
321
13
1
54
1
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Reasons - for Adopting Green IT
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Green IT - Evolution
Green IT 1.0: “Green for IT” Green IT 2.0: “IT for Green”
FUJITSU
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Phases - of Green IT
Of IT (Phase 1)• Low hanging fruit• 10-20% uptake• Siloed• Savings OF IT
EXAMPLES
VirtualisationConsolidationFree coolingPower settingsMulti Functional DevicesProcurement PolicyEnd of life of assets
EXAMPLES
DC - full power all the time?
PC – Windows 7, Thin Client
Network – energy efficiency
Energy monitoringApplication rationalisationCloud computing
By IT (Phase 2)• More challenging• Cross functional• Cultural• Savings BY IT
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Typical - IT Energy Consumption
Source: Forrester December 18, 2008, “More Energy Is Consumed Outside Of The Data Center, 2008”
Traditional Focus of Green IT has been on the Data Centre… But companies are increasingly realizing they have bigger opportunities outside of the data center
55% 45%
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IT Energy Consumption - In the Office
Lan &Telcoms, 7%
Mobile Telcoms, 9%
Fixed Line Telcoms, 15%
Servers, 23%
PC & Monitors, 39%
Printer, 6%
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Green IT - In The Data Centre
• Data centre energy use in 2005 was 152 billion KWH
• 2% of energy use in the USA is from the Data Centre
• >1% of global emissions
• Power and Cooling is the number 1 issue for DC managers
Who is accountable for the emissions from the Data Centre?
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• Case study omitted
Property of Fujitsu Limited - ©11 April 2023
• Case study omitted
Property of Fujitsu Limited - ©11 April 2023
• Case study omitted
Property of Fujitsu Limited - ©11 April 2023
Green IT - Virtualization & Cloud
• Companies can reap a 65% reduction in server count through virtualization
• $300 - $600 per year in energy savings for every server removed through virtualization based consolidation
• Cloud allows for even greater economies of scale
+ servers in a sustainable data centre
+ run on sustainable infrastructure
+ high level of utilisation
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Green IT - In The Office
Desktops• Laptops use less power
• Power saving settings
• No screen savers (they’re bad!)
• The make and model selected
Printers• Multi functional devices
• Power settings
• Reporting
• Consolidation
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Green IT Policy – Saves Companies Money
95% of firms with a Green IT policy save money…
Based on insights from over 310 CIOs and senior IT managers – Fujitsu: The Convenient Truth
Less than 10% of CIO’s are directly responsible for the Green IT Policy
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Barriers – To a Green IT Policy
Green IT Policy
• No business drivers
• No management sponsorship
• Not enough time
• More focus on profit
• Lack of expertise
• Lack of knowledge on ROI
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What is Green IT 2.0?Green IT is
It calls for innovation; the ability to monitor, rethink and transform all societal activities, identifying opportunities for increased efficiency & reduced emissions
Green IT 2 looks at how IT can reduce emissions from other sectors
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IT – Can Make a Difference?
If all commuters worked from home one day a week, 5.85 billion fewer gallons of oil would be used each year
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IT – Can Reduce Emissions
•Monitor – make emissions visible and accountable
•Rethink – innovation for greater efficiency
•Transform – dematerialisation e.g. internet sales
•Dematerialisation•SMART motor systems
•SMART logistics
•SMART buildings
•SMART grids
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Green IT - Spending Climbs to Peak at $9.6 Billion in 2015
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Green IT - Sustainability Service Offerings At A Glance
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IT energy and resource efficiency (green IT)
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Green IT - Takeaways
• Corporate sustainability is here to stay; and green IT is not a fad or fashion
• Energy efficiency is not just for the data center
• Enterprises implementing green IT need process change and consulting support, not just new hardware and software
• Market green IT with a holistic vision but a tactical implementation path
• Recognize that green IT has many customer stakeholders, each with a different view of its priority and benefits
Forrester How Tech Vendors Should Approach Green IT August 26, 2009
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Wrap up
1. Understand the Green IT Basics
2. Understand the Green IT Opportunities
3. Increased awareness of Green IT and Green IT 2.0
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