Eco-driving aims to improve the efficiency of autonomous vehicles by making small adjustments to minimize fuel consumption.Researchers, including Cathy Wu from MIT, study the impact of automated vehicles on mitigating emissions.The complex nature of optimizing eco-driving involves various factors such as speed, weather, road conditions, and traffic light timing.A benchmark system called 'IntersectionZoo' has been developed to evaluate solutions in eco-driving based on urban environments.Multi-agent deep reinforcement learning (DRL) methods are crucial in addressing optimization challenges in eco-driving.Existing benchmarks for evaluating deep reinforcement learning algorithms often lack the ability to generalize results across different scenarios.IntersectionZoo provides 1 million data-driven traffic scenarios to enhance progress in DRL generalizability.This benchmark contributes to evaluating algorithmic progress in eco-driving and other real-world applications.The focus is not only on city-scale eco-driving but on developing general-purpose DRL algorithms with broad applications.The goal is to provide IntersectionZoo as an openly available tool to support research in deep reinforcement learning.