Duncan Crowley is an Irish architect exploring Community-Led Ecocities through an action research PhD in Lisbon, Portugal (Architecture of Contemporary Metropolitan Territories / ISCTE-IUL). A climate activist for a quarter-century, his work builds bridges between different communities, languages, movements, and peoples. Assistant Researcher in the Cities and Territories research group of DINÂMIA'CET (Centre for Socioeconomic and Territorial Studies) at ISCTE and External Collaborator at CE3C Research group in FCUL (Centre for Ecology, Evolution and Environmental Changes / Lisbon University Faculty of Science). Co-president of the European Network for Community-Led Initiatives on Climate Change and Sustainability (ECOLISE) (2021-2022) & team member (2022-2024). Worked on H2020 (UrbanA: Urban Arenas for Sustainable and Just Cities & FLIARA) & Erasmus+ (WAVE, Regen4all, ETiA) projects. Work involved collaboration with Global Ecovillage Network (GEN).

Lived in Barcelona (2006-13), co-founded Transition group, gained Permaculture Design Certificate (2010) and participated in 2011’s Indignado square occupations. Also worked with Eco Intelligent Growth (EIG) on LEED and Cradle to Cradle certification, collaborated with William McDonough and contributed to a White Paper for Sustainable Urban Development of Barcelona for the Catalan Government (CADS). Lived in Curitiba, Brazil (2014-18), attained Master in Environment and Development from UFPR’s multidisciplinary PPGMADE course at UFPR, focusing on Urban Sustainability & Citizen Participation. Living in Portugal since 2018, active in Portuguese Regenerative movements and member of the Portuguese Degrowth Network.

Ecocity activist since Banja Luka, Bosnia (2003), set up “Ecocity Groups” in Dublin, Curitiba and Lisbon. Set up the Curitiba Ecocity Festival during the 2017 Ecocity World Summit, supported Ecocity Builders online conference in 2020 and participated in the 2021 (online) and 2023 Ecocity World Summits. Part of the Climate Social & Climate Justice Caravan, with indigenous groups, during COP15 in Copenhagen 2009 and co-created the 1st Curitiba Indigenous Week in 2016. Elected part of ECOLISE delegation to COP25 in Madrid 2019. Facilitated October 12^th event between Indigenous groups and Climate Action groups 2020.

Work to create community gardens and develop an urban bicycle greenway in Dublin mentioned at Venice Art Biennale (2005). Invited resident at the French pavilion METAVILLA at the 2006 Venice Art Biennale. Active in Irish and UK Climate Camps 2007-09 and many subsequent Climate Justice activist movements. River lover, Gaelic footballer, comic book enthusiast and big fan of adventures. VIVA LA PACHAMAMA (Long live Mother Earth).