In the morning of October 20, 2021, Ms. Xuelin Tian successfully passed her Master of Applied Science defence. The title of her thesis is “Assessment of Air Pollution and Carbon Emission from Fuel Consumption Activities”. Her profound knowledge and excellent presentation helped her win a good evaluation from the examining committee members, Drs. Fuzhan Nasiri, Mazdak Nik-Bakht, and Chunjiang An.