![Loading Events](https://sistersosf.org/wp-content/plugins/the-events-calendar/src/resources/images/tribe-loading.gif)
- This event has passed.
Presenter: George Heartwell, Former Mayor of Grand Rapids, Michigan, and Community Sustainability Coordinator of Grand Valley State University.
Attend this FREE public lecture hosted by S.A.V.E. – Science Alliance for Valuing the Environment, Inc.