Tuesday, February 23, 2010 7:00 - 9:00 p.m. 555 Schermerhorn Ext. For those of you who are considering a major in the Department of Earth and Environmental Sciences (http://eesc.columbia.edu - click on "programs") we are holding an informational Open House. We will have current majors and concentrators, faculty and advisers on hand to tell you about the program, the requirements, research projects, and so on.