JUST 2 DEGREES: How dangerous are locusts?

On its own, a grasshopper isn't much of a problem. But in a swarm they are formidable predators. We look at the conditions that create them. And is 'blended finance' just an opportunity to oppress poorer nations? Host: Reagan Des Vignes Guests: Olumide Idowu of the Climate Change Development Initiative; Fadhel Kaboub of Power Shift Africa; and Western Carolina University's Robert Young