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Table 3 Circular governance indicators for long-term sustainability-based heritage policy (developed by the authors)

From: Circularity-based decision-making framework for the integrated conservation of built heritage: the case of the Medina of Tunis

Main Indicators

Sub-indicators

Explanation following the literature

The Knowledge and Data Exchange Circle

Smart Data Exchange Tools

(Raid, September 27, 2016; ROCK 2019; Giulio 2021; Choudhury 2022;). Examples are augmented reality technologies to enhance people’s perception of a heritage site, large crowd monitoring tools, and 3D laser surveys

Cultural Corridors

Planning a district connecting multiple cultural attractions (ICLEI 2020)

CE Step-By-Step Co-Planning Solutions

CE-based participative co-planning solutions, considering heritage assets as an entry point for circular city planning

Urban Seeds

Implementing a step-by-step low-cost co-planning solution aimed at attracting people to use a space (Acri et al. 2021)

The Cultural Circle

Open Access

Providing full access to high-quality cultural content to the community (ROCK 2019)

New Uses of Space

Organising temporary cultural programmes with open events including photography exhibitions, performances for adults and children, and different thematic workshops (ROCK 2019)

Creativity

Increasing public places through small artwork interventions where abandoned space becomes a place of community and an incubator of creativity

The ability of people to access culture while appropriating their right to participate in cultural life and their freedom of cultural expression, including artistic and creative freedom (UNESCO 2019, p. 79; Kaddar et.al. 2022; Tricarico et.al. 2022; Pratt 2022)

The Regeneration Circle

Social Trends

Affording better building and streetscape conditions suitable for a modern lifestyle and job creation (Said et al. 2013)

Economic Trends

Creation of more investments (ROCK 2019; ICLEI 2020)

Environmental Trends

Resource efficiency, climate change and urban resilience

Political Governance Trends

The commitment from the authority to ensure heritage sustainability

Improvement of the relationship between the government and the private sector Decentralisation, cross-sectorial administrative work, integration, and multilevel coordination between stakeholders (Blanco et al. 2011)

Technological Trends

Building a participative methodology for the development of a smart framework to define the needs and requirements of heritage-led regeneration actions (Turillazzi et al. 2020)

The Safety and Security Circle

Protection by National and Municipal Executives

Rule of law, a policing system (DCAF 2019)

Social, Physical, and Psychological Equity

Considering the individual and the social psychology ‘in understanding the ontological (in)securities of the societies’ (Grenville 2007)

Control by National and Municipal Executives

Democratic governance, land use planning, urban lighting, risk mitigation, disaster resilience, ownership clearance, and safe mobility (DCAF 2019; Marra et al. 2021)

The Environmental Circle

Green Climate Services

Promoting the slow use of the city relying on HUL regeneration (Acri et al. 2021)

Mitigating climate change through adaptive reuse (Conejos et al. 2016)

Access to adaptive reuse reflecting CE concepts (Foster and Kreinin 2020)

Green Procurement

‘The acquisition of goods, works […] whose results have the least possible harmful effects on the environment’ (McFarland 2018)