Barranquilla+20 is a youth-led NGO based in the city of Barranquilla, Colombia and legally registered in the country. They have organized initiatives since 2012 working in the strategic lines of climate change, biodiversity and water, and the mainstreaming lines of education, empowerment, governance and planning. They are driven by the rescue of local knowledge and intergenerational equity to build cities and residential areas low in greenhouse gas emissions. Barranquilla+20’s initiatives span regions like the Orinoquía, Caribbean and Southern Pacific coastal regions of Colombia. Their experience has been reflected in their support for the youth management to effectively contribute to global, national and local level environmental policies. Their impact has been evaluated by the global youth organization ‘One Young World’ in the 2017 and 2021 One Young World Impact Report.