Rethinking Waste Transport

Food transportation produces 18.2 million tonnes of CO2 emissions annually. K-12 schools are the largest source of institutional food waste, yet many organizations lack the tools to rigorously determine the optimal stop ordering for their routes.

pathOS is a student-led project at Cornell University driven by a shared goal: quantify and optimize transportation emissions. What began as a class project is now a platform ready to make a real-world impact by bridging the data gap in Ithaca's Green New Deal.

pathOS Team
Optimization Logic

Making Impact Actionable

We're building a web-based routing tool that optimizes fuel consumption for transportation routes. While standard tools like Google Maps optimize point-to-point routing, pathOS optimizes the order of the stops and accounts for real-world factors like weight accumulation.

Every component is purpose-built for institutional users looking to cut carbon emissions and increase efficiency without impacting operations. Our goal is to reduce stakeholder emissions by 10%, saving thousands of tonnes of CO2 annually.

System Architecture

A modular, data-driven platform for emissions-optimized
routing using fundamental physics and metaheuristics

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Simulated Annealing

Utilizes Simulated Annealing to account for weight accumulation, achieving 100% success on test routes

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Fuel Consumption Modeling

Predicts consumption using drag, grade, and friction with an average error of only 150 mL per trip

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Open Source Routing Machine

Powered by AWS "Wake on Demand" architecture, slashing operating costs by 90%