The Williamson County Chapter of NPSOT will host Dr. George Diggs at 7:30 p.m. for a presentation on the topic of climate change. [The business meeting starts at 7:00 p.m.] Dr. Diggs, an evolutionary biologist, will describe several examples of the impact of climate change on plants in several of the state’s ecoregions. To register for this online event, please go to: https://zoom.us/webinar/register/3516044167383/WN_nLmfaRYzQEW8_OynsvK8Ig.