In honor of Earth Month, Wesleyan will host a series of speakers and films beginning April 14. At 4:15 p.m. on April 14, the College of the Environment will present a talk, "The Tiger in the Smoke: The Aesthetics of Fog in Post-War Britain c. 1945-55," by Lynda Nead, the Pevsner Professor of History of Art at Birkbeck, University of London. The talk will be in 41 Wyllys, Room 112. It is cosponsored by the Allbritton Center for the Study of Public Life; the Mellon Fund for Lectures in Ethics, Politics and Social Issues; Art History; History; and the Science in…