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Explore the Green IT Maturity Model as well, which enhances your understanding of green IT and its impacts, laying the foundation for your company’s transition towards more sustainable IT, cost savings, and other business-driven objectives.
Here are the reading instructions for the book based on your role:
IT Procurement Expert
Focus on Chapters 3, 8, 9, and 10, which cover your core responsibilities:
Chapter 3 – Understand regulatory frameworks (CSRD, CSDDD) and how to assess supplier responsibility.
Chapter 8 – Learn about calculating and interpreting suppliers’ environmental impact.
Chapter 9 – Comprehensive guidance on sustainable procurement practices for devices, software, and services.
Chapter 10 – Use as a practical reference when defining sustainability criteria in tenders.
Also skim Chapter 2 for a big-picture view of IT’s climate impact and Chapter 5 to understand energy drivers in different IT layers.
Chief Technology Officer (CTO)
Prioritize Chapters 2, 4, 5, 6, and 7 for strategic and technical insights:
Chapter 2 – Understand the strategic importance of IT’s role in climate impact.
Chapter 4 – Reflect on paradigm shifts affecting long-term tech planning.
Chapter 5 – Get a breakdown by infrastructure layers (devices, network, servers, AI).
Chapter 6 – Evaluate metrics to integrate into performance benchmarks.
Chapter 7 – Translate sustainability into technical design decisions.
Chapters 8 and 9 are useful for aligning procurement with technological strategies.
Sustainability Manager
Start with Chapters 2, 3, 5, 8, and 9 to anchor your work in IT-specific sustainability:
Chapter 2 – Understand IT’s overall environmental impact.
Chapter 3 – Grasp key regulatory responsibilities and assessment methods.
Chapter 5 – Learn where emissions originate across the digital value chain.
Chapter 8 – Gain tools for evaluating supplier impact and claims of carbon neutrality.
Chapter 9 – Apply these to build or improve your organization’s sustainable procurement framework.
Also consider Chapter 7 for collaboration opportunities with IT teams on software efficiency.
Vendor Providing Green Software
Focus on Chapters 5, 6, 7, and 8, which are most relevant to product development and positioning:
Chapter 5 – Identify hotspots in the software lifecycle.
Chapter 6 – Understand methodologies and prepare for customer inquiries.
Chapter 7 – Adopt design patterns and minimization strategies.
Chapter 8 – Align with buyer expectations and improve reporting.
Chapters 9.3 and 10 offer insights into buyer requirements that can inform how you structure offers and documentation.