Updates

CatComm in The Guardian — ‘How memories of clean water, frogs and fresh air could help save Rio’s favelas from future climate disaster’

Published May 14, 2025, in The Guardian, this excellent article offers a close look at our Favela Climate Memory project, now launched in its full and final exhibition [...]

New! Check Out Our Explainers on CatComm and Our Three Programs

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Watch “Sustainable Favelas: The Key to Climate Justice and Thriving Cities”

Design Matters Lecture at the University of Calgary’s School of Planning, Architecture and Landscape Sustainable Favelas: The Key to Climate Justice and Thriving Cities [...]

Brazil’s ‘Favela Community Land Trust’ Celebrates Five Years and Hosts International Exchange in Rio de Janeiro

The Favela Community Land Trust Project marked its fifth anniversary in 2023, having grown as a model for ensuring stability and security of tenure in [...]

This Giving Tuesday, Help Rio’s Favelas Fight Climate Change With Solar, Green Roofs, Sewage Bio-systems and So Much More!

Catalytic Communities is a Rio de Janeiro-based nonprofit organization that has supported thousands of grassroots favela organizers over 23 years. This year, [...]

First ‘Energy Efficiency in the Favelas’ Report Reveals New Insights About the Impacts of Energy Inefficient Services and Use on Poverty and Inequality

Citizen-researchers interview neighbors as part of the study that resulted in the Energy Efficiency in the Favelas report. Photo: Luiza de Andrade The collectives responsible [...]

ENGLISH LAUNCH: Energy and Water Justice in the Favelas Report

April 7, 2023—The report “Water and Energy Justice in the Favelas: Favela Researchers Gather Data Revealing Inequalities and Calling for Action” with [...]

NOW AVAILABLE—COMMUNITY MATTERS: Conversations With Reflective Practitioners about the Value and Variety of Resident Engagement in CLTs

December 20, 2022—Now available for download, Community Matters: Conversations With Reflective Practitioners about the Value and Variety of Resident Engagement in Community [...]

New Paths for Building Sustainable Cities: The Potential of Collective Land Management Based on the Community Land Trust

Clique aqui para Português As part of the UN’s Urban October’s Urban Circuit 2022 and World CLT Day 2022, the Favela Community Land Trust Project* held the [...]

CatComm Awarded Brazilian Federation of Architects and Urbanists Prize 2022

On November 26, 2022 Catalytic Communities (CatComm) was awarded the 2022 Brazilian Federation of Architects and Urbanists Prize (FNA—Federação Nacional dos Arquitetos e [...]

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