CC35 through the alliance with the Dominican Municipal League and the leadership of the Mayoress of the National District through the Mayors for Climate initiative, becomes the only country on the planet with its 158 local governments signing before Race to Zero towards COP26 in Glasgow.

The CC35 Secretariat announces the Green Capital of the Americas award, which was awarded for the first time in 2020 to the city of Santiago de Chile, in 2021 to the city of Guatemala and in 2022 to the city of Quito.

The first Subnational Climate Fund is established with the support of the Green Climate Fund through the diplomatic assistance of the CC35 in Latin America and the Caribbean, achieving 16 Letters of No Objection (NOL) from Chile, Guatemala, Mexico, Uruguay, Brazil, Dominican Republic, Haiti, Honduras, Panama, Costa Rica, Ecuador, El Salvador, Dominica, Jamaica, Bahamas.

The CC35 installs the Forum of Local Authorities of the Environment to strengthen the climate agenda and results in the Declaration of Santiago that was endorsed by the LGMA and presented to the COP25 chaired by Chile.

CC35 through an agreement with Regions of Climate Action (R20) and Leonardo Dicaprio Foundation (LDF) launches the 500 climate solutions for Latin America and the Caribbean.

C35 launches the GREEN+ Program with the announcement by Nuevo Leon Governor Samuel Garcia to increase from 9% to 30% of its subnational protected areas.

The Earth Overshoot Day, the day with the greatest media coverage in the world, is announced for the first time by the Ministry of Foreign Affairs of Ecuador (Latin America).

The governments of Santiago (Chile) and Glasgow (UK) create the first diplomatic alliance of the local governments that host COP25 to COP26, which was called the Santiago-Glasgow Route to amplify the voices of subnational governments at a global level.