Locust Swarms Destroying Crops Across Ethiopia
June 25, 2009 by admin
Filed under Stories Of Interest
Locusts are destroying crops in seven regions of Ethiopia, where people rely on subsistence agriculture.
What causes these Biblical-sounding events? Why a swarm? Scientists discovered a few years back that at low densities, the insects were unorganized and went their separate ways. But when the group’s density increased, the bugs fell into an orderly line and began to follow the same direction.
