Mount Tom is an iconic traprock ridge nestled between Easthampton and Holyoke. Learn about its distinctive geology, glacial history, and rich plant communities on a hike towards the summit. This hike is cosponsored by the Native Plant Trust and the Massachusetts Association of Conservation Commissions. $38 for members of sponsoring organizations, $46 for nonmembers. Yoni Glogower leads. Register online at http://www.nativeplanttrust.org/events/ecology-mount-tom/