March 27: POLAND, author Chris Crutcher will speak at 6:30 p.m. at Poland Regional High School. 998-5400

March 29: LEWISTON, Harold Brown, critic of so-called megafarming, will speak on contemporary farming practices and abuses of animal rights at 8 p.m. at the Bates College Ronj, 32 Frye St. Free 777-7582

March 29: PORTLAND, Margot Livesey, author of “The Missing World,” will speak at noon at Portland Public Library, 5 Monument Square. 871-1700

March 30: PORTLAND, Kenneth Cohen, prolific international author, will speak about cancer from a Qigong perspective at 7 p.m. at USM Hannaford Hall. Free 780-9581

April 3: BETHEL, Wendy Iseman, Bethel resident and director of development and public relations at Maine Handicapped Skiing, will speak about her archeological vacations in the town of Faversham in southeast England, at the Garland Chapel at West Parish Congregational Church, Church Street. 824-0508

April 4: ORONO, Gayle Zydelwski and Stephen Fernandes from the University of Maine will speak on whether descaling impairs osmoregulation in seawater-challenged Atlantic salmon smelts at noon at UMO Norman Smith Hall. Free 581-3196

April 5: AUGUSTA, Edwin A. Churchill, chief curator at the Maine State Museum, will speak on “Furniture Fashions in the 19th and 20th Centuries,” at 7 p.m. at the Maine State Museum. Free 287-2301

April 6: ORONO, Barry Mower from the Maine Department of Environmental Protection will speak about the department’s monitoring of the Penobscot River to ensure it meets required attainment goals, at noon at UMO Norman Smith Hall. Free 581-3196

April 9: BATH, Nancy Morgan-Barnes will speak at 3 p.m. at the Chocolate Church Arts Center, 798 Washington Ave. $5/$8 442-8455