BRATTLEBORO — As part of an effort to cap a week of climate action, SIT Graduate Institute will host a tree planting event at its campus, 167 Kipling Road, on Saturday, Sept. 28, starting at 10 a.m. Participants will be planting 250-300 trees to reforest roughly three acres of land on the lower field at the campus. SIT will provide the trees, the land, and lunch. Volunteers are asked to bring a shovel and some friends. Call 802-258-3527 for more information.