Hello everyone, Our own Professor Ruth Mostern is going to deliver a talk titled "Digitizing the Tracks of Yu: GIS and Data Analysis for Yellow River History" at the University of California, Santa Barbara. The information of the talk is as follows: "Digitizing the Tracks of Yu: GIS and Data Analysis for Yellow River History" Tuesday, February 18, 2021 2:00pm (PST) tinyurl.com/Tracks-of-Yu (Zoom: 894 2595 8266 passcode: 719417) Please find attached the poster and abstract of the talk. Best wishes, Ya Zuo