Catalytic Communities (CatComm) a Rio de Janeiro based non-for-profit organization working to recognize, share, and strengthen and project community solutions from Rio and around the world. Over the past nine years CatComm has developed the Community Solutions Database (CSD), a collection of over 250 solutions documenting the efforts of communities in 21 countries around the world. These solutions span a wide range of topic areas, including business and economy, community-building, culture and leisure, education, the environment and health.

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