Black-boxed ecologies: urban environmental art and the politics of visibility in the Urbanocene

Urban public art increasingly operates as an aesthetic interface through which sociotechnical systems of ecological governance and public legitimacy are made visible or obscured. Drawing on Science and Technology Studies (STS) and Urban Political Ecology (UPE), black-boxing is used here as a diagnostic framework for examining how aesthetic form stabilizes environmental knowledge, political authority, and distinct urban ecological imaginaries through abstraction, participation, spectacle, and infrastructural opacity. Three modes of black-boxing are compared across three case studies: participatory-environmental black-boxing in Greenpop’s Trees for Bees (Livingstone, Zambia), capitalist-aesthetic black-boxing in Anish Kapoor’s Cloud Gate (Chicago), and bureaucratic black-boxing in Christo and Jeanne-Claude’s Surrounded Islands (Miami). Trees for Bees articulates a participatory urban ecological imaginary through feminist imagery, situated ecological knowledge, and community-based action, while backgrounding donor structures, NGO governance, and geopolitical asymmetries. Cloud Gate transforms public-private redevelopment, corporate sponsorship, maintenance labor, and urban branding into a seamless image of civic openness and environmental renewal. Surrounded Islands converts extensive permitting, scientific monitoring, legal contestation, and administrative coordination into a visually coherent and apparently resolved form of environmental responsibility. Across the three cases, public artworks do not simply represent ecological values; they materially and institutionally organize visibility, accountability, and legitimacy. The resulting typology shows how urban ecological imaginaries are stabilized through distinct aesthetic configurations, offering a comparative framework for analysing the politics of visibility in public environmental art.