# Harvard Forest Seminar #### calendar\_today Date and Time **April 13, 2022** 11:00AM - 11:00AM EDT #### pin\_drop Location **Zoom** **Richard Primack,** Professor of Plant Ecology, Boston University, will present "Building on the Phenological Observations of Henry David Thoreau to Study the Biological Effects of Climate Change." **Richard Primack,** Professor of Plant Ecology, Boston University, will present "Building on the Phenological Observations of Henry David Thoreau to Study the Biological Effects of Climate Change." The event will take place [on Zoom](https://harvard.zoom.us/j/95400474209?pwd=YWFBdDVCYktYQ21LaFE5TTFoQ1doQT09). Contact: See also:- [ Ecology & Biodiversity ](/research-areas/ecology-and-biodiversity) - [ Faculty of Arts and Sciences ](/school/faculty-arts-and-sciences) Share on:- [ Facebook ](#) - [ Twitter ](#) - [ Linkedin ](#) Save: [ Add to calendar calendar\_today ](https://www.environment.harvard.edu/node/1433248/event-feed.ics) Copy link link