Short answer

Designers should adopt a comprehensive lifecycle perspective for ICT, actively seeking opportunities to mitigate negative environmental impacts while harnessing ICT's capacity to enable broader sustainability solutions.

Field: Sustainability
Source: Infoscience (Ecole Polytechnique Fédérale de Lausanne) (2006)
Method: Life Cycle Assessment (LCA) - Process LCA (PLCA) and Input-Output LCA (IOLCA) combination
Evidence: Moderate effect

Information and Communication Technology (ICT) presents a complex environmental profile, simultaneously contributing to negative impacts through its lifecycle and offering potential benefits for sustainability. This sustainability research insight is drawn from a 2006 study published in Infoscience (Ecole Polytechnique Fédérale de Lausanne). Using Life cycle assessment (lca) - process lca (plca) and input-output lca (iolca) combination, researchers explored how this design variable affects real-world outcomes. The key design takeaway: Designers should adopt a comprehensive lifecycle perspective for ICT, actively seeking opportunities to mitigate negative environmental impacts while harnessing ICT's capacity to enable broader sustainability solutions.

Study

SustainabilityHigh ImpactModerate effect

ICT's Dual Environmental Footprint: Assessing Impacts and Enabling Benefits

Infoscience (Ecole Polytechnique Fédérale de Lausanne) · 2006

Key Findings

01A full integration of PLCA and IOLCA remains challenging with current knowledge.
02ICT has significant direct environmental impacts, but also offers potential for environmental improvements.
03High renewal rates in ICT technologies complicate lifecycle assessments.

Application

Design takeaway

How to apply

When designing new ICT products or services, conduct a preliminary lifecycle assessment that considers both the environmental burdens of production, use, and disposal, and the potential for the ICT to reduce environmental impact in its application domain.

Project actions

01When researching ICT products, look for studies that use Life Cycle Assessment (LCA).
02Consider how your design might have unintended environmental consequences or how it could be used to solve environmental problems.

Method & Evidence

AimHow can Life Cycle Assessment (LCA) methodologies be adapted and combined to holistically evaluate both the environmental impacts and the potential benefits of ICT infrastructure and services?

MethodLife Cycle Assessment (LCA) - Process LCA (PLCA) and Input-Output LCA (IOLCA) combination

ProcedureThe research explored combining Process LCA (PLCA) and Input-Output LCA (IOLCA) to assess the environmental impacts of ICT devices and applications. It aimed to develop operational methods for ICT applications, account for rapid technology renewal, and consider both negative impacts and benefits, including effects on lifestyles and rebound effects.

ContextInformation and Communication Technology (ICT) infrastructure and services

Variables

IV["Type of ICT infrastructure/service","Lifecycle stage (manufacturing, use, disposal)"]

DV["Environmental impacts (e.g., carbon emissions, resource depletion)","Environmental benefits (e.g., efficiency gains, reduced waste in other sectors)"]

CV["Specific LCA methodology applied","Scope of the assessment (e.g., system boundaries)"]

Strengths & Limitations

Strengths

+Explores the combination of two major LCA methodologies (PLCA and IOLCA).
+Addresses both negative impacts and potential benefits of ICT.

Limitations

It's hard to measure all the environmental effects of ICT, especially the indirect ones and how people change their behaviour because of it.

Reliability & validity

The reliability and validity of the findings are dependent on the accuracy of the data used in the PLCA and IOLCA, as well as the assumptions made regarding system boundaries and the integration of the two methodologies. The difficulty in full integration suggests potential limitations in comprehensive validity.

Think critically

Given the challenges in fully integrating PLCA and IOLCA, what alternative or supplementary methods could be employed to gain a more complete understanding of ICT's environmental footprint, particularly concerning indirect effects and behavioural changes?

Design Principles

"Holistic Lifecycle Impact and Benefit Assessment for ICT."

Understanding this duality is crucial for designers and engineers. It necessitates a holistic approach to ICT design, moving beyond simple energy efficiency to consider the entire lifecycle and the potential for ICT to drive positive environmental change in other sectors.

What This Means for Your Design

Computers and phones harm the environment when they are made and thrown away, but they can also help the environment by making other things more efficient.

How to use in your project

1.Use this research to justify the need for a thorough environmental impact assessment of your ICT-related design project.
2.Cite this study when discussing the dual nature of technology's environmental footprint.

Add to My Project

Quick Cite

Paragraph starter

This research highlights the complex environmental profile of Information and Communication Technology (ICT), demonstrating that while ICT infrastructure and services contribute to environmental burdens throughout their lifecycle, they also possess significant potential to drive positive environmental change and enable more sustainable practices in other sectors. Understanding and quantifying this dual impact requires sophisticated assessment tools like Life Cycle Assessment (LCA), which can inform design decisions aimed at maximizing benefits while minimizing harm.

Source

Infoscience (Ecole Polytechnique Fédérale de Lausanne)

Environmental impacts and benefits of information and communication technology infrastructure and services, using process and input-output life cycle assessment

journal · 2006

View source

Questions About This Research

What does the research say about ict's dual environmental footprint: assessing impacts and enabling benefits?: Designers should adopt a comprehensive lifecycle perspective for ICT, actively seeking opportunities to mitigate negative environmental impacts while harnessing ICT's capacity to enable broader sustainability solutions. Evidence: Infoscience (Ecole Polytechnique Fédérale de Lausanne) (2006).
Why does "ICT's Dual Environmental Footprint: Assessing Impacts and Enabling Benefits" matter for design?: Understanding this duality is crucial for designers and engineers. It necessitates a holistic approach to ICT design, moving beyond simple energy efficiency to consider the entire lifecycle and the potential for ICT to drive positive environmental change in other sectors.
How can designers apply this research?: Designers should adopt a comprehensive lifecycle perspective for ICT, actively seeking opportunities to mitigate negative environmental impacts while harnessing ICT's capacity to enable broader sustainability solutions.
What were the main findings?: A full integration of PLCA and IOLCA remains challenging with current knowledge.. ICT has significant direct environmental impacts, but also offers potential for environmental improvements.. High renewal rates in ICT technologies complicate lifecycle assessments.
What research method was used?: Life Cycle Assessment (LCA) - Process LCA (PLCA) and Input-Output LCA (IOLCA) combination.
How strong is the evidence?: Evidence strength is rated Moderate effect, based on a 2006 journal from Infoscience (Ecole Polytechnique Fédérale de Lausanne).
What should I do differently in my next project?: When designing new ICT products or services, conduct a preliminary lifecycle assessment that considers both the environmental burdens of production, use, and disposal, and the potential for the ICT to reduce environmental impact in its application domain.
What are the limitations?: Challenges in fully integrating PLCA and IOLCA, difficulty in accounting for all indirect effects and rebound effects.