An expert panel of St. Mary’s College of Maryland professors will discuss “Energy, the Oil Crisis, and Global Climate Change” at 4:30 p.m. Wednesday, Sept. 14, in Schaefer Hall, room 106. Panelists include Bill Williams, biology professor; Al Hovland, associate professor of inorganic chemistry; and Charles Adler, associate professor of physics. The discussion, aimed for a general audience, is part of the Natural Science and Mathematics Colloquium.