Designing for pro-environmental behaviour change: The aspiration-reality gap

Simpson, J and Uttley, J (2025) Designing for pro-environmental behaviour change: The aspiration-reality gap. Buildings & Cities, 6(1), pp. 1117-1134. ISSN 2632-6655

Abstract

Built-environment designers (architects, landscape architects and urban designers) shape the spatial and material conditions that support or hinder pro-environmental behaviours (PEBs). This study examines the gap between designers' aspirations (the PEB outcomes they wish to enable) and their perceived reality (feasibility judgements under present institutional and project conditions) across five domains where designers exert material influence: recycling, energy conservation, sustainable transport, food growing and biodiversity-supportive gardening. Survey responses from UK-based design practitioners (n = 577) reveal a pervasive aspiration–reality gap, with aspirations exceeding perceived feasibility across all domains. The gap is smallest for lower dependency interventions and largest for higher dependency measures requiring organisational or political coordination. Around one-quarter of variance is attributable to between-person differences, with the remainder being intervention specific. Aspirations and perceived realities are strongly aligned across domains. Alignment is strongest in stewardship-dependent domains (food-growing; biodiversity-supportive gardening) and weakest in sustainable transport. This pattern suggests designers calibrate ambition to perceived delivery pathways, but coupling loosens where pathways are externally controlled or contested. These findings highlight the need to reduce institutional constraints shaping feasibility judgements and strengthen designers' behavioural-design capability and the professional sustainability baseline. Together, these measures can help to enable the facilitation of low-carbon, resource-efficient lifestyles.

Item Type: Article
Uncontrolled Keywords: agency; aspiration-reality gap; built environment; delivery dependency; design intentions; design professionals; pro-environmental behaviour; socio-technical; sustainable design
Index terms: pro-environmental behaviour, practitioner, agency, landscape architect, sustainable design, sustainable transport, survey, gardening, built environment, architect, coordination, energy conservation, variance, biodiversity, urban designer, socio-technical, recycling, lifestyle, coupling, designer
Subjects: waste management, practitioner, demography, research methods, design process, environmental behaviour, energy systems, profession, data collection methods, sociology, measurement and scaling, infrastructure and transport systems, systems engineering, management, biodiversity
Topics: Sustainability, Engineering Principles, Roles and Professions, Research Practice, Organizational Design, Design Practice, Urban Studies
Descriptive scope: 5 PCTEA

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