Contact: Gregory Zaro, 581-1857ORONO — Gordon Hamilton, research associate professor in the University of Maine’s Climate Change Institute, will present “On Thin Ice: Ice Sheets and Sea Level Rise” from 6:30 to 7:45 p.m. Thursday, April 23, at the Bangor Public Library. Hamilton’s talk is the final installment of the season in the Climate Change read more UMaine Climate Change Lecture to Focus on Ice Sheets and Sea Level Rise