What does Erhai Lake look like in the eyes of the UN Secretary-General

What does Erhai Lake look like in the eyes of the UN Secretary-General?
On July 19, UN Secretary-General António Guterres visited the Erhai Lake Ecological Corridor during his tour of Yunnan Province.

“The corridor is like a wall to protect the lake,” he commented. He believes this is Dali’s secret to harmonious coexistence between humanity and nature.