Since 2017, the Trump administration has made an unprecedented number of regulatory rollbacks that ignore science and severely impact public health and the environment. Why does the U.S. rollback on climate change? Dr. Qiao uncovers the hidden facts. 

On-camera reporter: Qiao Liang
Script writer: Qiao Liang
Filmed by Feng Le
Video editor: Li Ningning
Producer: Wen Yaru
Directors: Zhang Shilei, Pang Xinhua
Supervisor: Fan Yun