| a | 
| AaaS | AaaS and MaaS for reduced environmental and climate impact of transport | 
| Abiotic depletion potential | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Accessibility as a Service | AaaS and MaaS for reduced environmental and climate impact of transport | 
| air pollution | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| Ambient Information Display | Indoor temperature awareness using an Ambient Information Display - a semi-longitudinal study of one household | 
| autonomous driving | Shared Autonomous Vehicles:  Potentials for a Sustainable Mobility and Risks of Unintended Effects | 
| b | 
| benchmark | Data Storage and Maintenance Challenges: The Case of Advanced Metering Infrastructure Systems | 
| c | 
| car sharing | Shared Autonomous Vehicles:  Potentials for a Sustainable Mobility and Risks of Unintended Effects | 
| carbon footprint | The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015 | 
| case study | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders
 | 
| circular economy | Towards a sustainable business model for smartphones: Combining product-service systems with modularity ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy
 | 
| citizen science | Shut up and take my environmental data! A study on ICT enabled citizen science practices, participation approaches and challenges | 
| civic technology | Shut up and take my environmental data! A study on ICT enabled citizen science practices, participation approaches and challenges | 
| Cleantech | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| Cleanweb | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| climate change | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| climate impact | AaaS and MaaS for reduced environmental and climate impact of transport | 
| code smells | Empirical Evaluation of the Energy Impact of Refactoring Code Smells | 
| comparative analysis | A Comparative Analysis of Green ICT Maturity Models | 
| consumer behaviour | Energy consumption of mobile data transfer – Increasing or decreasing? Evaluating the impact of technology development & user behavior | 
| CSA | Transparent Farmers: how farmers are using technology for new ways of selling and communicating with consumers | 
| d | 
| data center | Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers | 
| data demand | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| data visualization | Barriers for sustainable waste management practices in grocery stores. Exploration by Research-through-Design | 
| database | An Empirical Evaluation of Database Software Features on Energy Consumption | 
| dataset | Data Storage and Maintenance Challenges: The Case of Advanced Metering Infrastructure Systems | 
| decision support | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders
 | 
| design for Attachment | Towards a sustainable business model for smartphones: Combining product-service systems with modularity | 
| design mockups | Barriers for sustainable waste management practices in grocery stores. Exploration by Research-through-Design | 
| digital access | AaaS and MaaS for reduced environmental and climate impact of transport | 
| Digitalization | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| Domestic energy | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| e | 
| E&M sector | A high-level estimate of the material footprints of the ICT and the E&M sector The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015
 | 
| Empirical Experiment | Empirical Evaluation of the Energy Impact of Refactoring Code Smells | 
| energy consumption | An Empirical Evaluation of Database Software Features on Energy Consumption Energy consumption of mobile data transfer – Increasing or decreasing? Evaluating the impact of technology development & user behavior
 | 
| energy efficiency | An Empirical Evaluation of Database Software Features on Energy Consumption Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers
 Empirical Evaluation of the Energy Impact of Refactoring Code Smells
 | 
| Energy footprint | The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015 | 
| energy monitoring | Data Storage and Maintenance Challenges: The Case of Advanced Metering Infrastructure Systems | 
| environmental impact | Towards a sustainable business model for smartphones: Combining product-service systems with modularity | 
| Environmental Impact Assessment | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| Environmental Sustainability | An Empirical Evaluation of Database Software Features on Energy Consumption | 
| equality requirements | Evaluating Equality Requirements for Software Systems | 
| equality templates | Evaluating Equality Requirements for Software Systems | 
| everyday life | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| f | 
| farming | Transparent Farmers: how farmers are using technology for new ways of selling and communicating with consumers | 
| food | Transparent Farmers: how farmers are using technology for new ways of selling and communicating with consumers | 
| Footprint of Things | The Footprint of Things: A hybrid approach towards the collection, storage and distribution of life cycle inventory data | 
| freight | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| g | 
| GHG abatement potential | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| Good Practices | Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers | 
| Grassroots movements facilitated by ICT | The maker movement in Europe: empirical and theoretical insights into sustainability | 
| Green ICT | A Comparative Analysis of Green ICT Maturity Models | 
| Green Metrics | An Empirical Evaluation of Database Software Features on Energy Consumption | 
| Greenhouse gas emissions | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| GreenIT | Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers | 
| Grocery stores | Barriers for sustainable waste management practices in grocery stores. Exploration by Research-through-Design | 
| i | 
| ICT | A high-level estimate of the material footprints of the ICT and the E&M sector The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015
 Shut up and take my environmental data! A study on ICT enabled citizen science practices, participation approaches and challenges
 Energy consumption of mobile data transfer – Increasing or decreasing? Evaluating the impact of technology development & user behavior
 | 
| ICT sector | A high-level estimate of the material footprints of the ICT and the E&M sector The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015
 | 
| ICT sustainability | A Comparative Analysis of Green ICT Maturity Models | 
| ICT4S | Envisioning a Community Exemplar for Sustainability in and by ICT Shifting the maturity needle of ICT for Sustainability
 ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy
 | 
| Information and Communication Technology | Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT | 
| Innovation Alliances | Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers | 
| Internet of Things | The Footprint of Things: A hybrid approach towards the collection, storage and distribution of life cycle inventory data | 
| k | 
| kerb side optimisation | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| l | 
| last mile logistics | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| LES model | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| Life Cycle Assessment | Towards a sustainable business model for smartphones: Combining product-service systems with modularity Energy consumption of mobile data transfer – Increasing or decreasing? Evaluating the impact of technology development & user behavior
 The Footprint of Things: A hybrid approach towards the collection, storage and distribution of life cycle inventory data
 | 
| life cycle inventory | The Footprint of Things: A hybrid approach towards the collection, storage and distribution of life cycle inventory data | 
| limits | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| Logistics | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| m | 
| MaaS | AaaS and MaaS for reduced environmental and climate impact of transport | 
| maker movement | The maker movement in Europe: empirical and theoretical insights into sustainability | 
| Mann-Bates maturing scale | Shifting the maturity needle of ICT for Sustainability | 
| Material carbon footprint | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Material ecosystem toxicity potential | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Material footprint | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Material human toxicity potential | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Material resource depletion potential | A high-level estimate of the material footprints of the ICT and the E&M sector | 
| Maturity | Shifting the maturity needle of ICT for Sustainability | 
| Maturity Model | A Comparative Analysis of Green ICT Maturity Models | 
| Media sector | A high-level estimate of the material footprints of the ICT and the E&M sector The energy and carbon footprint of the global ICT and E&M sectors 2010 - 2015
 | 
| mobile access networks | Energy consumption of mobile data transfer – Increasing or decreasing? Evaluating the impact of technology development & user behavior | 
| Mobility as a Service | AaaS and MaaS for reduced environmental and climate impact of transport | 
| n | 
| network services | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| non-use | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| NoSQL | Data Storage and Maintenance Challenges: The Case of Advanced Metering Infrastructure Systems | 
| o | 
| Optimization | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| p | 
| parcel demand | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| parcel sector | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| participation | Shut up and take my environmental data! A study on ICT enabled citizen science practices, participation approaches and challenges | 
| Persuasive services | Indoor temperature awareness using an Ambient Information Display - a semi-longitudinal study of one household | 
| policy makers | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| policymakers | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| q | 
| qualitative content analysis | A Comparative Analysis of Green ICT Maturity Models | 
| r | 
| RDBMS | Data Storage and Maintenance Challenges: The Case of Advanced Metering Infrastructure Systems | 
| reduced Internet connectivity | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| refactoring | Empirical Evaluation of the Energy Impact of Refactoring Code Smells | 
| reflection | Shifting the maturity needle of ICT for Sustainability "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders
 | 
| renewable energy | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| Requirements Engineering | Evaluating Equality Requirements for Software Systems | 
| requirements pattern | Evaluating Equality Requirements for Software Systems | 
| research through design | Barriers for sustainable waste management practices in grocery stores. Exploration by Research-through-Design | 
| resource efficiency | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| Road and Transport | Towards Simulating Non-lane Based Heterogeneous Road Traffic of Less Developed Countries | 
| s | 
| Shared autonomous vehicles | Shared Autonomous Vehicles:  Potentials for a Sustainable Mobility and Risks of Unintended Effects | 
| sharing economy | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| slow values | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| Smart Cities | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| smart-green | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| social media | Transparent Farmers: how farmers are using technology for new ways of selling and communicating with consumers | 
| social sustainability | Evaluating Equality Requirements for Software Systems | 
| software feature interaction | An Empirical Evaluation of Database Software Features on Energy Consumption | 
| Spreng's Triangle | ICT for Sustainability Beyond Efficiency:  Pushing Cleantech and the Circular Economy | 
| stakeholder engagement | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels | 
| Stakeholders | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| Sustainability | ICT for Sustainable Last-Mile Logistics: Data, People and Parcels Envisioning a Community Exemplar for Sustainability in and by ICT
 Shifting the maturity needle of ICT for Sustainability
 "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders
 Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity
 | 
| Sustainable community building via ICT | The maker movement in Europe: empirical and theoretical insights into sustainability | 
| Sustainable Development Goals | Towards a sustainable business model for smartphones: Combining product-service systems with modularity | 
| Sustainable HCI | Indoor temperature awareness using an Ambient Information Display - a semi-longitudinal study of one household | 
| Sustainable ICT | Innovation alliances for sustainable ICT - Good practices and success factors, using the example of initiatives to improve the energy efficiency of data centers | 
| Sustainable Interaction Design | "Sustainability... it's just not important." - The Challenges of Academic Engagement with Diverse Stakeholders | 
| sustainable mobility | AaaS and MaaS for reduced environmental and climate impact of transport Shared Autonomous Vehicles:  Potentials for a Sustainable Mobility and Risks of Unintended Effects
 | 
| t | 
| Technology Enhanced Learning | Indoor temperature awareness using an Ambient Information Display - a semi-longitudinal study of one household | 
| technology use | Shut up and take my environmental data! A study on ICT enabled citizen science practices, participation approaches and challenges | 
| Traffic Engineering | Towards Simulating Non-lane Based Heterogeneous Road Traffic of Less Developed Countries | 
| Traffic Simulator | Towards Simulating Non-lane Based Heterogeneous Road Traffic of Less Developed Countries | 
| Transformation Mindset | Shifting the maturity needle of ICT for Sustainability | 
| transparency | Transparent Farmers: how farmers are using technology for new ways of selling and communicating with consumers | 
| travel mode choice | Shared Autonomous Vehicles:  Potentials for a Sustainable Mobility and Risks of Unintended Effects | 
| u | 
| undesign | Undesigning the Internet: An exploratory study of reducing everyday Internet connectivity | 
| urban mobility | AaaS and MaaS for reduced environmental and climate impact of transport | 
| use case | Envisioning a Community Exemplar for Sustainability in and by ICT | 
| w | 
| waste management practices | Barriers for sustainable waste management practices in grocery stores. Exploration by Research-through-Design |