The Amazonian city of Belém, in the State of Pará in Brazil, will host the 30th United Nations Climate Change Conference of the Parties (COP30) to be held in November 2025.

The candidature to host COP30 in Belém was announced by President Luiz Inácio Lula da Silva, during his participation in COP27 in Sharm-el-Sheikh (Egypt) in November 2022, and endorsed by the Group of Latin American and Caribbean States in May 2023. Later in August 2023, Belém hosted the Amazon Summit (IV Meeting of Presidents of the States Parties to the Amazon Cooperation Treaty, ACTO).

The announcement was made official during the plenary session of current year COP 28 in Dubai. It was also announced that COP29, in 2024, will be held in Azerbaijan.

It is expected that by COP30 in 2025, countries will present the second round of Nationally Determined Contributions (NDCs).