Duette, Fla., a tiny farm town about 50 miles east of St. Petersburg, averages about 52 inches of annual rainfall. This year it's ahead of schedule, with 63 inches since June, when the rainy season began. For Gary Reeder and other tomato farmers, that's slowed down everything and threatened their ability to bring the harvest in on time.

Global business tycoons and politicians from 48 countries committed to ending human trafficking, forced labour and modern slavery last month at a landmark gathering of high-profile leaders in the Australian city of Perth.

Wal-Mart and a group of food giants are teaming up with IBM to explore how to apply blockchain technology, also known as distributed ledger tech, to their food supply chains.

A new report examines the impact of protectionism, food and water scarcity - and the prospect of another energy crisis on supply chains in the U.S. and around the world.