Due to the effect of coronavirus, the conference changed to online,The 2nd International Symposium on Energy, Environmental Science and Engineering（ISEESE 2021), which supported by Academic Exchange Information Center, was successfully held online on December 24, 2021. Many thanks to all the experts and scholars for their great support to the conference.

Assoc. Prof. Yanling Yu, Harbin Institute of Technology, China.
Title Speech: Heat generation and recovery from aerobic fermentation of corn stover

Assoc. Prof. Alina Steblyanskya, Harbin Engineering University
Title Speech: GDP growth under environmental constraints: the case of Russia

Assoc. Prof. Quanqing Yu,Harbin Institute of Technology (Weihai Campus),
Title Speech: Fire safety issues and countermeasures for the battery system of new energy vehicles

Assoc. Prof. Zhaohan Zhang,  Harbin Institute of Technology
Title Speech: Enhancing bioelectron transfer and methane production with nano-meidators and voltage in anaerobic wastewater treatment systems

Assoc. Prof. Jianhua Qu, Northeast Agricultural University
Title Speech: Preparation of biochar-based functionalized materials for remediation of soil and water pollution