The Earth and Environmental Science Department is hosting a special seminar, featuring Carlos E. Molano, P.E., who was named the 2014 McIlhenny Lecturer by the National Ground Water Association. Molano is the cofounder and president of Hidrogeocol (formerly Hidrogeología Colombiana Ltd.) with headquarters in Colombia, Ecuador, and Panama. He is also a professor of groundwater flow and pollution in the Department of Civil and Environmental Engineering at Los Andes University in Bogota. His talk is titled "Groundwater Spreadsheets: Efficient and Practical Resource for Solving Simple and Complex Flow, Pollution, and Environmental Problems." 4 p.m. in MSEC 101.