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Mario Kolkwitz

Postdoctoral Research Fellow
Tampere University
mario.kolkwitz [at] tuni.fi (mario[dot]kolkwitz[at]tuni[dot]fi)
phone number+358504610070

About me

Hi! My name is Mario. In 2026, I obtained my PhD from Tampere University, Faculty of Built Environment (School of Architecture). I gravitate towards everything second-hand, not only in my personal life but also in my work where I study the secondary resource potential of building stocks. Naturally, the principles of a circular economy are at the very heart of my research.

Research unit

Renovation and Circular Economy Transition (ReCET)

Selected publications

Cities of Flows: How construction and demolition shape building stocks, urban form, and material flows (Doctoral dissertation)

Kolkwitz, M. 2026. Tampere University, Finland. Rakennetun ympäristön tohtoriohjelma - Doctoral Programme in the Built Environment

Material stocks and flows embedded in residential buildings: A spatially explicit and temporally dynamic bottom-up study of Vantaa, Finland

Kolkwitz, M. 2025. Resources, Conservation and Recycling, 215, https://doi.org/10.1016/j.resconrec.2025.108157

The Metabolic City

Kolkwitz, M. 2025. Arkkitehti. Urban Landscape, 1

Material Flows from Buildings: A comparison of patterns in two Finnish cities

Kolkwitz, M., & Huuhka, S. 2024. Architectural Research in Finland, 8(1), 390–419. https://doi.org/10.37457/arf.146884

Making (A)mends - Restorative strategies, responses and pedagogies in architecture and the built environment

Pelsmakers, S., Miettinen, M.-S., Castaño-Rosa, R., Kolkwitz, M., & Kalakoski, I. 2024. Architectural Research in Finland, 8(1), 2–17. https://doi.org/10.37457/arf.146739

Artwashing Demolition

Miettinen, M. & Kolkwitz, M. 2024. Arkkitehti. Stage, 3

Material inventory dataset for residential buildings in Finland 

Kaasalainen, T., Kolkwitz, M., Nasiri, B., Huuhka, S., Hughes, M. 2023. Data in Brief. ISSN 2352-3409, https://doi.org/10.1016/j.dib.2023.109502.

How changes in urban morphology translate into urban metabolisms of building stocks: A framework for spatiotemporal material flow analysis and a case study 

Kolkwitz, M., Luotonen, E., Huuhka, S. 2022. Environment and Planning B: Urban Analytics and City Science, 50(6), 1559-1576. https://doi.org/10.1177/23998083221140892

How to identify buildings for life-cycle extension? Guide for case selection via the mapping of transformable neighbourhoods and buildings 

Huuhka, S., Kolkwitz, M., Maubach-Howard, A., Kuchta, K., Abis, M., Bromisch, J., Giebelhausen,A. et al 2021. Report. 

Contesting the Architect’s Role through Radical Participatory Design 

Kolkwitz, M., Luotonen, E., Barragán, D., Bader, M. 2021. Book Chapter in Design Studio Vol. 1: Everything Needs to Change. 1st Edition. RIBA Publishing, ISBN: 9781003164838

Stocks and flows of buildings: Analysis of existing, demolished, and constructed buildings in Tampere, Finland, 2000-2018 

Huuhka, S. & Kolkwitz, M. 2021. Journal of Industrial Ecology, 25, 948-960, DOI: 10.1111/jiec.13107

Tampere Urban Mine: An Analysis of Building Stock, Construction and Demolition 2000 - 2018 (Master's Thesis) 

Kolkwitz, M. 2020. Tampere University, Finland. Rakennetun ympäristön tiedekunta - Faculty of Built Environment