Modified John Deere makes tracks as world's first ammonia-fueled tractor

Interest is growing in alternative fuel sources for tractors that help sidestep heavy diesel pollution, and given its widespread use as agricultural fertilizer, ammonia might just be a prime candidate. Brooklyn-based startup Amogy has broken important new ground in this area, fitting its zero-emissions energy system to a John Deere tractor to make the first ever tracks as an ammonia-powered heavy duty vehicle.

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