The unique feature of the 2.-0 SDG framework is the use of sustainable wellbeing (utility) as a comprehensive summary indicator for all social, ecosystem and economic impacts. This indicator provides a single, quantitative endpoint for all causal impact pathways that have their starting point in the many different pressure (LCI) indicators, measurable at the level of specific production or consumption activities. Each pressure indicator is linked to the endpoint via the indicators for 169 targets of the 17 UN Sustainable Development Goals (SDGs). The endpoint is expressed in units of Quality-Adjusted person-Life-Years.
The comprehensive impact pathway framework can be applied to differentiate major from minor impact pathways, to identify impact pathways that are not explicitly covered by any of the 169 sustainability targets, and to point out trade-offs and synergies between the targets and their indicators. Due to the use of a single endpoint, the framework allows to quantify such trade-offs and synergies, to compare business decisions, performance and improvement options across industry sectors. Thereby, the 2.-0 LCSA framework contrasts with the “cherry-picking” approach to the SDGs in current business applications. Instead, we support a rational choice of business development strategies through matching the sphere of influence of each specific business enterprise with the impact pathway framework.
The project provides estimated uncertainty ranges on each of the causal links of the impact pathways, using numerical data when possible and verbal scales when numerical data are insufficient.
The project builds on and extends the impact assessment method developed by 2.-0 LCA consultants for social footprinting, which has been successfully tested for feasibility in global supply chain contexts, to support different business decisions, from single product purchases to larger policy changes, using a product life-cycle assessment approach to link specific company data to a global multi-regional input-output database with environmental and socio-economic extensions (see e.g. Schenker & Weidema 2017). The method has a low data requirement for screening purposes, and can be based exclusively on open data sources, with options for extending the level of detail when more data are available.
The project provides an actionable and rational method for businesses and governments to integrate the SDGs into decision making and monitoring, and will therefore contribute substantially to streamline and coordinate action and increase efficiency in implementing the 2030 Agenda.
Presentation of the project (9 min video on youtube): https://youtu.be/z8P6O5hP1rA
The project deliverables include:
Project members have early access to project deliverables. See below for deliverables that have already become open access.
The early development work was partly funded by the UNEP Life Cycle Initiative as part of the project “Linking the UN Sustainable Development Goals to life cycle impact pathway frameworks” and the EU Horizon project HyperCOG under grant agreement No.869886.
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Relative importance of sustainability impact pathways – A first rough assessment
Data collection guideline for pressure indicators for LCSA
Data files for Life Cycle SDG Assessment