Great Shakeout Invites Illinoisans To Prepare For Earthquakes
CARBONDALE — Drop, Cover and Hold On. Those are the directions for everyone taking part in the annual Great Shakeout Earthquake Drill next Thursday. Harvey Henson is a professor of geology and seismology at Southern Illinois University at Carbondale, in a part of the state where three seismic zones overlap — the New Madrid, Wabash…