A Discussion On Ecological Coexistence Under Epistemic Limits in Future Urban Design

Ecological coexistence becomes an ethical and institutional problem when an intervention changes the opportunities through which different lives and ecological relations may persist, recover, or develop. Infrastructure provides important services while transforming habitats and shifting environmental burdens across places and generations. Evaluation therefore faces a connected difficulty: ecological interests may diverge across biological scales, while the knowledge and authority required to respond often develop after change is underway. This paper develops possibility-sensitive ecological evaluation as a relational framework for examining these conditions. It distinguishes the continued viability of ecological pathways from the capacity to observe and understand them, treating future knowability as a consideration alongside organismal welfare and ecological recovery. Historical dependence, political representation, and successor stewardship enter the analysis because interventions can transform both ecological circumstances and the evidence available for later judgment. The Elwha River dam removals provide a documentary study of sediment disturbance, uneven biological recovery, Tribal stewardship, and adaptive management. Historical forecasts, monitoring records, and retrospective models are assessed according to what they establish about decisions and outcomes; the unchosen September 2013 delay remains a counterfactual requiring further reconstruction. A hypothetical comparison of AI-oriented urban infrastructure then considers how equivalent computing services can distribute resource use and ecological exposure across facilities and supply chains. The resulting evaluative procedure connects feasible alternatives and affected ecological relations to decision-time evidence, authority to intervene, protective response windows, and continuing responsibility. The paper offers a conceptual and documentary contribution, with causal tests and project-specific comparisons identified as future empirical work.