Wildlife Crossings and Ecological Infrastructure

Rapid urbanization, road expansion, and industrial development have fractured natural habitats, creating barriers that threaten wildlife populations and disrupt ecosystem connectivity. Wildlife crossings represent a practical form of ecological infrastructure designed to restore landscape connectivity, reduce vehicle collisions, and safeguard biodiversity. The effectiveness and value of these crossings depend on rigorous cost-benefit analysis, investment rationale, and careful integration into broader infrastructure planning. Implementation faces persistent challenges, including regulatory and permitting hurdles, funding gaps, and inconsistent monitoring. Scaling these solutions globally requires robust policy frameworks, adaptive management, and systematic incorporation into national and regional infrastructure agendas.
The Fragmented Landscape
Wildlife Crossings as Green Infrastructure
Cost-Benefit Analysis and Investment Case
Policy, Permitting, and Implementation Barriers
Monitoring, Metrics, and Adaptive Management
Scaling Wildlife Crossings Globally
Integrating Wildlife Crossings into Infrastructure Planning
Future Trajectories and Policy Innovation Dashboard
References