A Simple Routine to Model Snow Depth and Snowmelt in Complex Terrains Dr. Zachary Easton, Assistant Professor and Extension Specialist, Biological Systems Engineering. The annual 2014 Virginia Tech GIS and Remote Sensing Research Symposium provides a venue to share information about recent advances in geographic information systems and remote sensing applications and research. The Symposium focuses on interaction among participants and the sharing of data, applications, and techniques. It includes both presentation and poster sessions as well as a keynote speaker.