Three films, showing as part of the Cultural Center’s exhibition “In Response to Place: Photographs From the Nature Conservancy’s Last Great Places.” On the program: Pare Lorentz’s The Plow That Broke the Plains (1936, 25 min.), Sharon Genaschi and Dorothy Velasco’s Troubled Harvest (1990, 30 min.), and Sarita Siegel’s The Disenchanted Forest (2000, 52 min.).