President of the 30th United Nations Climate Change Conference (COP30) Andre Correa do Lago strikes the gavel to confirm a decision during a plenary session of COP30 in Belem, Brazil, on Nov. 22, 2025. The COP30 on Saturday approved a document titled "Global Mutirao: Uniting humanity in a global mobilization against climate change" during its closing session. (Photo by Lucio Tavora/Xinhua)

BELEM, Brazil, Nov. 22 (Xinhua) -- The 30th UN Climate Change Conference (COP30) on Saturday approved a document titled "Global Mutirao: Uniting humanity in a global mobilization against climate change" during its closing session. ■

President of the 30th United Nations Climate Change Conference (COP30) Andre Correa do Lago (2nd L, front) discusses with UN Climate Change Executive Secretary Simon Stiell (1st L, front) and other staff members during a plenary session of the COP30 in Belem, Brazil, on Nov. 22, 2025.

The COP30 on Saturday approved a document titled "Global Mutirao: Uniting humanity in a global mobilization against climate change" during its closing session. (Photo by Lucio Tavora/Xinhua)

President of the 30th United Nations Climate Change Conference (COP30) Andre Correa do Lago (R) discusses with UN Climate Change Executive Secretary Simon Stiell during a plenary session of the COP30 in Belem, Brazil, on Nov. 22, 2025.

The COP30 on Saturday approved a document titled "Global Mutirao: Uniting humanity in a global mobilization against climate change" during its closing session. (Photo by Lucio Tavora/Xinhua)

Delegates attend a plenary session of the 30th United Nations Climate Change Conference (COP30) in Belem, Brazil, Nov. 22, 2025.

The COP30 on Saturday approved a document titled "Global Mutirao: Uniting humanity in a global mobilization against climate change" during its closing session. (Photo by Lucio Tavora/Xinhua)