Authorities in Ethiopia said they are evacuating residents in the Rift Valley in the country’s central regions, ahead of dangerous seismic activity from volcanic eruptions and earthquakes. VOA’s Philip Alexiou and Yeheyes Wuhib report on how seismologists and geophysicists are working to calculate and predict which areas will be among the most impacted.Authorities in Ethiopia said they are evacuating residents in the Rift Valley in the country’s central regions, ahead of dangerous seismic activity from volcanic eruptions and earthquakes. VOA’s Philip Alexiou and Yeheyes Wuhib report on how seismologists and geophysicists are working to calculate and predict which areas will be among the most impacted.