To spray or not to spray: The overuse of pesticides and the alternatives

Though it’s native to the Americas, the fall armyworm – a voracious caterpillar that attacks maize and other cereals, damaging the leaves – has begun wreaking havoc in Africa and Asia. In response, many farmers turn to chemical pesticides, but these can be toxic to humans and the environment. And since many farmers lack experience handling these pesticides and lack access to protective clothing, the effect is even more serious.