1. climate change and the needs for global carbon neutrality 2. energy- and nature-based solutions to climate change 3. strategies towards carbon neutrality and sustainable development goals 4. implications to social, economic, and political development among nations.

Speakers: Wenjie Dong(host), Dahe Qin, Guoxiong Wu, Xiangwan Du, Bojie Fu, Yongjiu Dai, Yonglong Lu, Kejun Jiang, Panmao Zhai, Tong Zhu, Cunde Xiao, Tianjun Zhou