Practical Guide for Sustainability in Computing Centers

In this practical guide you will learn how to develop and implement a sustainability concept in your computing center. It is based on HLRS's environmental management system in accordance with EMAS regulations and its energy management system based on the DIN EN ISO 50001 standard. The guide explains steps taken from the introduction of the management systems through their certification, and provides tips for managing situations that can arise along the way.


English / German (PDF, 8.9 MB)




About the Guide

  • Origins of the guide
  • Contents of the guide

Sustainability in computing centers

  • Definition of sustainability
  • Reasons for sustainability in computing centers
  • Establishing sustainability on a permanent basis

The EMAS regulation

  •             Important elements of EMAS
  •             Advantages of EMAS

Energy management system according to ISO 50001

  •             Advantages of an EnMS according to ISO 5001
  •             Relationship between EMAS, ISO 14001, and ISO 5001
  •             Comparison between EMAS and ISO 5001
  •             Data center standard DIN EN 50600

Introduction of an environmental management system

  • Organizational requirements
  • Plan-do-check-act cycle
  • Conducting the environmental review
  • Determining the environmental policy
  • Determining the environmental program
  • Structure of the environmental management system
  • The environmental statement
  • Audit by an environmental verifier

Establishing an energy management system

  • Steps to an energy management system according to ISO 5001

Sustainability reporting

Keeping up with changes and managing them successfully

High-Performance Computing Center Stuttgart

  • Research at HLRS
  • Advanced training for high-performance computing

The Institute for High-Performance Computing



Further reading

Important Internet addresses


Legal Statement


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Sustainability and Environment

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