![Two cargo ships in the ocean piled high with colorful cargo containers](https://img.canarymedia.com/content/uploads/resized-amogy-cargo-ship-maria.jpg?auto=compress%2Cformat&crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=392&q=80&w=676&s=7cb4c69d17d973b4b85915d893731127)
Marine transport
The race is on to build the world's first ammonia-powered ship
Startup Amogy is retrofitting a tugboat in New York, while several Nordic companies are testing out different ammonia technologies for cleaning up the shipping industry.
By Maria Gallucci .