Saturday, April 19, 10. a.m., HERTH, 401 River Street, Elk Rapids.  Coffee with Green Elk Rapids:  Guest Carl Ganter, executive director of Circle of Blue, will review highlights of the recent annual World Economic Forum in Davos, with a focus on water issues.  Circle of Blue is Traverse City based, and works with water related efforts around the United States and around the world. Carl has been a previous guest speaker for Green Elk Rapids.