TL;DR
A developer from Columbia University built a tool to simulate closing the Strait of Hormuz using real oil trade data. This simulation aims to illustrate potential global trade disruptions. The project is educational and not a real-world action, but it highlights the strategic importance of the Strait.
A developer from Columbia University has built a simulation that models the potential impact of closing the Strait of Hormuz on global oil trade, using real trade data. This project was initially developed as a pedagogical exercise and has since been shared publicly, providing a visual tool to understand the strategic significance of the Strait.
The simulation was created by an individual who taught a supply chain class at Columbia University. It visualizes how a hypothetical closure of the Strait of Hormuz could disrupt global oil flows, based on actual trade data. The project aims to educate about the geopolitical and economic importance of this narrow waterway, which is a critical chokepoint for approximately 20% of the world’s oil trade.
According to the creator, the visualization was developed as a pedagogical tool to help students and policymakers understand the potential consequences of a disruption in this key maritime route. It is not a policy proposal or a prediction but a simulation based on real data to illustrate possible scenarios.
Potential Insights into Global Oil Supply Risks
This project underscores the strategic importance of the Strait of Hormuz in global energy markets. By simulating a closure, it highlights how geopolitical tensions or conflicts could significantly impact oil supplies, prices, and international relations. The visualization serves as a reminder of the vulnerability of global supply chains and the need for contingency planning.

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Background on the Strait of Hormuz and Its Trade Significance
The Strait of Hormuz is a narrow waterway between Oman and Iran, through which about 20% of the world’s oil passes. It has long been a focal point of geopolitical tensions, with Iran and other regional actors sometimes threatening to block or threaten to block the strait to exert political pressure. Historically, any disruption here can cause sharp increases in oil prices and economic instability worldwide.
The simulation builds on this context by using actual trade data to model what a closure could mean in terms of volume and economic impact. While the idea of closing the strait is often discussed in geopolitical debates, this project provides a visual and data-driven perspective on potential outcomes.
“This visualization is meant to educate and illustrate the potential impacts of a closure, not to predict or advocate for any action.”
— Developer from Columbia University
Limitations and Uncertainties in the Simulation Model
As a pedagogical tool, the simulation relies on available trade data and assumptions about how a closure would be enforced and its immediate effects. It does not account for potential geopolitical responses, alternative routes, or market adjustments that could mitigate or exacerbate impacts. The accuracy of the simulation in predicting real-world outcomes remains uncertain, and it is intended primarily for educational purposes rather than policy prediction.
Future Developments and Broader Applications of the Tool
The creator plans to refine the visualization further, incorporating more complex variables such as alternative routes, regional responses, and price fluctuations. They also aim to develop similar tools for other strategic chokepoints and supply chain vulnerabilities. Policymakers and industry stakeholders could use this kind of simulation for risk assessment and contingency planning, although no official forecasts or policy recommendations are associated with it at this stage.
Key Questions
Is this simulation a prediction of what will happen if the Strait of Hormuz is closed?
No, it is a visualization based on real trade data intended for educational purposes. It does not predict or advocate for any specific action.
How accurate is this simulation in reflecting real-world impacts?
The simulation relies on available data and assumptions, and it does not account for geopolitical responses or market adjustments. Its primary purpose is to illustrate potential outcomes, not to serve as a precise forecast.
Could this tool be used by policymakers?
While it can help visualize potential impacts, policymakers should consider it as one of many analytical tools. It is not a substitute for comprehensive risk assessments and strategic planning.
Are there plans to expand this simulation to other regions or supply chains?
The creator intends to develop similar visualizations for other critical trade routes and supply chain vulnerabilities, enhancing educational and strategic understanding.
Source: hn