Adding parcel trains to subway systems can reduce pollution and congestion in cities

Our growing reliance on online shopping is taking a heavy toll on cities. More deliveries means more vehicles means more pollution and congestion.

Two architects, Meggan Collins and Jana Possehn, have found a way to hack the system: using the existing subway systems in cities for retrofitted parcel trains.

This video is part of a series on innovative design and technology, sponsored by Microsoft 365. Read more...