Note: Registration for Richard Alley’s public lecture (Wednesday, April 7 at 4:00 pm) is available here. Registration for the roundtable discussion (Thursday, April 8 at 3:00 pm) is available here. The Delta Maine Chapter of the Phi Beta Kappa Honor Society at the University of Maine will welcome renowned geoscientist Richard Alley (Penn State University) read more Phi Beta Kappa Visiting Scholar Series presents Richard Alley