The whys and hows of green ammonia

The fertilizer industry has a carbon dioxide problem and Mike Reese, a University of Minnesota scientist, is hoping to solve it. Reese and other researchers have built a pilot plant in Western Minnesota that turns wind energy into anhydrous ammonia. And Seamus Kane, a U of Minnesota engineer, says that green ammonia can be used as a fuel for tractors, grain dryers and other farm equipment. Hosted by Robert Arnason.