Terminology

Win–Win Solutions for Port Ecosystems

PORTAL improves the resilience and sustainability of port infrastructure and interdependent socio-ecological systems (PISCO) by combining nature-based measures, digital technologies, and a threat-agnostic resilience approach.

Three solution pillars

Nature-based solutions in a port environment

Nature-Based Solutions (NBS)

Nature-Based Solutions use natural processes (or nature-inspired design) to reduce risk while delivering ecosystem and social co-benefits.

  • Risk reduction through buffering and absorption (e.g., waves, flooding, erosion) while supporting operational continuity.
  • Environmental co-benefits such as improved air/water quality and biodiversity.
  • Higher social acceptance when measures deliver visible benefits to communities alongside protection.
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In PORTAL, NBS sit within a broader adaptation library that prioritises no-regret, low-regret, and win–win measures. We assess NBS not only on hazard mitigation, but also on co-benefits and trade-offs across economic, environmental, social, and governance dimensions.

PORTAL in practice

  • NBS are captured and prioritised in the open adaptation library.
  • Co-benefits and trade-offs are evaluated to support evidence-based investment decisions.
Digital twin concept for port systems

Digital Twins & Generative AI (GenAI)

A Digital Twin is a data-driven representation of a port system used to test disruptions and adaptation options; GenAI helps explore plausible scenarios beyond historical data.

  • System insight: integrates multi-source data (e.g., GIS and operational data) to represent performance and interdependencies.
  • Cascading-failure analysis: identifies bottlenecks and vulnerabilities under disruption.
  • Decision support: enables scenario testing and supports stakeholder engagement through visualisation and training.
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PORTAL uses GenAI and adversarial learning to generate synthetic threat-agnostic scenarios, including compound and high-impact low-probability events. These scenarios are explored through Digital Twins and modelling tools to understand disruption propagation.

PORTAL in practice

  • Digital Twins and modelling simulate disruptions and adaptation options within the three use cases.
  • Outputs feed into PORTALCOMM to communicate results to operators, policymakers, and communities.
Network view illustrating cascading disruption

Threat-Agnostic Resilience

Threat-agnostic resilience keeps critical port functions working under known and unknown threats, rather than optimising only for a shortlist of anticipated hazards.

  • Future-proofing: accounts for natural hazards, human stressors, technological accidents, and compound/high-impact events.
  • Systems focus: targets interdependencies (intra-port and inter-port) to reduce cascading losses.
  • Benchmarking & prioritisation: supports resilience benchmarks and fit-for-purpose adaptation measures.
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In PORTAL, threat-agnostic resilience starts with mapping PISCO as a socio-ecological system. This mapping underpins scenario generation and cascading-failure analysis, grounding adaptation choices in how the port ecosystem functions.

PORTAL in practice

  • Threat-agnostic scenarios are translated into functionality losses to examine disruption pathways.
  • Cascading failures are analysed to identify critical nodes and guide efficient adaptation.

How they work together

A practical workflow from system understanding to scenario generation, testing, and communication.

  1. Map PISCO interdependencies
    Identify assets, services, ecosystems, governance and critical dependencies.
  2. Generate scenarios
    Create plausible disruption patterns, including compound and unknown threats.
  3. Test measures
    Evaluate NBS, grey and hybrid options through modelling and Digital Twins.
  4. Communicate & train
    Translate results into actionable guidance via PORTALCOMM and stakeholder engagement.
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