Railroads & Locomotives Locomotives A unique low-emission locomotive

A unique low-emission locomotive

By David Lustig | November 15, 2023

Union Pacific's one-of-a-kind locomotive to test future environmental standards

The right side of a yellow locomotive beside a white building

Want unlimited access to Trains.com?

Learn More Start Your Free Trial

You’ll get complete access to all content on Trains.com from our family of brands, PLUS thousands of issues in the archives, video series and workshops, live webcams and more!

 


 

Magazine subscribers enjoy access to online subscriber benefits.

Learn more about magazine subscriber access

Already a magazine subscriber? Sign In