Sustainable Products & Material Flows

Jens Gröger

Senior Researcher

Special Expertise

Main areas of research: Sustainable information and communication technology


  • Energy-efficient data centres and IT infrastructures
  • Environmental impact of software and cloud services
  • Green public procurement
  • Eco-label criteria (Blue Angel, EU Ecolabel)


  • Key Performance Indicators for Data Centre Efficiency (KPI4DCE)
  • Green Cloud Computing (GCC)
  • Digital carbon footprint
  • Product Sustainability Assessment (PROSA)
  • Life Cycle Costing (LCC)

Key Projects

  • Green Cloud Computing – development of a methodology for the assessment of the environmental impact of cloud services
  • Key figures and indicators for assessment of data centre efficiency (KPI4DCE)
  • Energy and resource consumption of digitalisation – brief expert report commissioned by the German Advisory Council on Global Change (Wissenschaftlicher Beirat der Bundesregierung Globale Umweltveränderungen – WBGU)
  • Further development of the ecolabel Blue Angel
  • Development and application of evaluation principles for resource-efficient software

Professional Training and Career

  • Since 2009: Researcher at Öko-Institut, Sustainable Products & Material Flows Division
  • 2004-2008: Collaboration and project management at the Deutsche Energie-Agentur GmbH, Berlin
  • 1994-2003: Studies in energy, chemical and process engineering, Technische Universität (TU) Berlin; degree: Dipl.-Ingenieur (Diploma Engineer)
  • 1987-1990: Apprenticeship as Communications Electronics Technician at Deutsche Telekom

Language Skills



Jens Gröger