Romaine blockchain

The World

An E. coli outbreak has been linked to romaine lettuce. As a result, the CDC is warning everyone to avoid any and all romaine. Ramesh Gopinath, the VP of IBM Food Trust, tells Marco Werman that massive recalls like this could be a thing of the past. His company uses blockchain to trace produce through the global supply chain, which would enable supermarkets to pinpoint exactly where contamination occurs.

Will you support The World?

The story you just read is not locked behind a paywall because listeners and readers like you generously support our nonprofit newsroom. Now more than ever, we need your help to support our global reporting work and power the future of The World. Can we count on you?