In the Media

MIT Center for Transportation and Logistics Research Scientist Sreedevi Rajagopalan speaks with Associated Press reporter Aya Diab about the impact of “fast shipping” options on emissions. “For the same demand, fast shipping definitely increases emissions 10 to 12%,” explains Rajagopalan. “Given that companies want to be competitive in terms of speed, it comes at the cost of your efficiency. Vans are half full, and you make multiple rounds, multiple trips to the same location … your fuel consumption goes up, and you’re not able to consolidate.”