You are invited to attend a presentation by Joshua Martinez titled "Characterizing Accumulated Biosolids for Oxidation Ponds Using the Arcata Wastewater Treatment Facility as an Example Site" on Thursday, May 2nd at 12:00 noon in SD17.

The presentation is in partial fulfillment of the requirements for an M.S. degree in Environmental Systems. In addition to completing his B.S. degree at Humboldt in Environmental Engineering, Josh has served as a lab instructor for ENGR 225 for the past two years and as the instructor for the MidPac wastewater competition course the past two spring semesters.