The 20th annual High Desert Conference, "On the Cusp of Change: Charting a New Century in the High Desert," is slated for April 30-May 3 at the Malheur Field Station near Burns, Ore. The Oregon Natural Desert Association, Committee for Idaho's High Desert, and Friends of Nevada Wilderness will host the weekend of field trips, workshops and speakers from throughout the West. Speakers include Great Basin National Park Superintendent Becky Mills. Call Gilly Lyons of the Oregon Natural Desert Association at 503/525-0193 or send e-mail to glyons@onda.org.