NOVA

Locusts: War Without End (8x15)

Air date: Oct 25, 1981

Called the "teeth of the wind" by those who have battled them for centuries, locusts continue to plague hundreds of millions of people. Rare desert rains transforms locusts from harmless grasshoppers to voracious swarms capable of destroying all vegetation in their path. NOVA reveals some of man's latest attempts to rid himself of his age-old enemy, the locust.