References
- ABCB. 2022. Understanding the NCC Building Classifications. https://www.abcb.gov.au/sites/default/files/resources/2022/UTNCC-Building-classifications.PDF.
- Ambrosini, Gustavo, and Guido Callegari. 2021. Roofscape Design: Regenerating the City upon the City. Berlin: JOVIS Verlag GmbH.
- Amer, Mohamed, Ahmed Mustafa, and Shady Attia. 2019. “Conceptual Framework for off-Site Roof Stacking Construction.” Journal of Building Engineering 26: 100873. https://doi.org/10.1016/j.jobe.2019.100873.
- Amer, Mohamed, Ahmed Mustafa, Jacques Teller, Shady Attia, and Sigrid Reiter. 2017. “A Methodology to Determine the Potential of Urban Densification Through Roof Stacking.” Sustainable Cities and Society 35: 677–691. https://doi.org/10.1016/j.scs.2017.09.021.
- Aparicio-Gonzalez, Elena, Silvia Domingo-Irigoyen, and Ana Sánchez-Ostiz. 2020. “Rooftop Extension as a Solution to Reach nZEB in Building Renovation. Application Through Typology Classification at a Neighborhood Level.” Sustainable Cities and Society 57: 102109. https://doi.org/10.1016/j.scs.2020.102109.
- Argenziano, M., D. Faiella, F. Bruni, C. De Angelis, M. Fraldi, and E. Mele. 2021. “Upwards - Vertical Extensions of Masonry Built Heritage for Sustainable and Antifragile Urban Densification.” Journal of Building Engineering 44: 102885. https://doi.org/10.1016/j.jobe.2021.102885.
- Artés, Joan, Gerardo Wadel, and Núria Martí. 2017. “Vertical Extension and Improving of Existing Buildings.” The Open Construction and Building Technology Journal 11: 83–94. https://doi.org/10.2174/1874836801711010083.
- Barker, Nat. 2022. “UK Government Introduces Restrictions for Timber in mid-Rise Buildings’ External Walls.” Dezeen, June 10. https://www.dezeen.com/2022/06/10/uk-government-timber-restrictions/.
- Bergsten, Susan. 2005. “Industrialised Building Systems: Vertical Extension of Existing Buildings by use of Light Gauge Steel Framing Systems and 4D CAD Tools.” Thesis, Lulea University of Technology.
- Bowen, Glenn A. 2009. “Document Analysis as a Qualitative Research Method.” Qualitative Research Journal 9 (2): 27–40. https://doi.org/10.3316/QRJ0902027.
- Broitman, Dani, and Eric Koomen. 2015. “Residential Density Change: Densification and Urban Expansion.” Computers, Environment and Urban Systems 54: 32–46. https://doi.org/10.1016/j.compenvurbsys.2015.05.006.
- Cappai, Francesco, Daniel Forgues, and Mathias Glaus. 2019. “A Methodological Approach for Evaluating Brownfield Redevelopment Projects.” Urban Science 3: 45. https://doi.org/10.3390/urbansci3020045.
- Carpenter, Andrew. 2020. “New Height Restrictions: A Potential Barrier on the Road to net Zero Targets.” Builders’ Merchants News, June 12. https://www.buildersmerchantsnews.co.uk/New-height-restrictions-A-potential-barrier-on-the-road-to-net-zero-targets/49684.
- Churkina, Galina, Alan Organschi, Christopher P. O. Reyer, Andrew Ruff, Kira Vinke, Zhu Liu, Barbara K. Reck, T. E. Graedel, and Hans Joachim Schellnhuber. 2020. “Buildings as a Global Carbon Sink.” Nature Sustainability 3 (4): 269–276. https://doi.org/10.1038/s41893-019-0462-4.
- De Wolf, Catherine, Francesco Pomponi, and Alice Moncaster. 2017. “Measuring Embodied Carbon Dioxide Equivalent of Buildings: A Review and Critique of Current Industry Practice.” Energy and Buildings 140: 68–80. https://doi.org/10.1016/j.enbuild.2017.01.075.
- Dind, Aleksis, Sophie Lufkin, and Emmanuel Rey. 2018. “A Modular Timber Construction System for the Sustainable Vertical Extension of Office Buildings.” Designs 2: 30. https://doi.org/10.3390/designs2030030.
- Dulić, Olivera, and Milena Krklješ. 2014. “Brownfield Redevelopment as a Strategy for Preventing Urban Sprawl.” Paper Presented at the Internacionalni Nauco-Strucni Skup GNP 2014 Gradevinarstvo - Nauka I Praksa, Zabljak, February 17-21. https://www.researchgate.net/publication/281651820_Brownfield_Redevelopment_as_a_Strategy_for_Preventing_Urban_Sprawl.
- Eliason, Mike. 2014. “Aufstockung: Innovative Density.” The Urbanist, July 24. https://www.theurbanist.org/2014/07/24/aufstockung-innovative-density/#.
- Espinoza, Omar, Vladimir Rodriguez Trujillo, Maria Fernanda Laguarda Mallo, and Urs Buehlmann. 2015. “Cross-laminated Timber: Status and Research Needs in Europe.” BioResources 11 (1): 281–295. https://doi.org/10.15376/biores.11.1.281-295.
- Evison, David Craig, Paul D. Kremer, and Jason Guiver. 2018. “Mass Timber Construction In Australia And New Zealand—Status, And Economic And Environmental Influences On Adoption.” Wood and Fiber Science 50: 128–138. https://doi.org/10.22382/wfs-2018-046.
- Floerke, Paul, Sonja WeiB, Lara Stein, and Malte Wagner. 2014. Typologienkatalog - Gebaudeaufstockungen (Catalogue of Typologies - Rooftop Extensions). Dusseldorf: Bauforumstahl. https://bauforumstahl.de/upload/publications/150301_Typologienkatalog_Onlineausgabe_k.pdf.
- Foster, Robert M., and Thomas P. S. Reynolds. 2018. “Lightweighting with Timber: An Opportunity for More Sustainable Urban Densification.” Journal of Architectural Engineering 24 (1): 02518001. https://doi.org/10.1061/(ASCE)AE.1943-5568.0000301.
- González-Redondo, Esperanza. 2022. “Adding new Floors to old Timber-Framed Buildings: An Assessment of Demolished and Preserved Courtyard Houses in the Historic Centre of Madrid.” Frontiers of Architectural Research 11 (2): 255–277. https://doi.org/10.1016/j.foar.2021.10.009.
- Habitat for Humanity. n.d. “What is a Slum? Definition of a Global Housing Crisis.” Accessed April 20, 2022. https://www.habitatforhumanity.org.uk/what-we-do/slum-rehabilitation/what-is-a-slum/.
- Helal, James, André Stephan, and Robert H. Crawford. 2020. “The Influence of Structural Design Methods on the Embodied Greenhouse gas Emissions of Structural Systems for Tall Buildings.” Structures 24: 650–665. https://doi.org/10.1016/j.istruc.2020.01.026.
- Hermens, Maurice, Michiel Visscher, and John Kraus. 2014. “Ultra Light Weight Solutions for Sustainable Urban Densification.” Paper Presented at the CTBUH 2014 Shanghai Conference, Shanghai. https://global.ctbuh.org/resources/papers/download/1887-ultra-light-weight-solutions-for-sustainable-urban-densification.pdf.
- Hernandez-Palacio, Fabio. 2014. “On The Feasibility and Effectiveness of Urban Densification in Norway.” Nordic Journal of Architectural Research 2: 83–112. https://www.researchgate.net/publication/279955113_On_The_Feasibility_and_Effectiveness_of_Urban_Densification_in_Norway.
- Jelec, Mario, Damir Varevac, and Vlatka Rajcic. 2018. “Cross-laminated Timber (CLT) - A State of the art Report.” Journal of the Croatian Association of Civil Engineers 70 (2): 75–95. https://doi.org/10.14256/jce.2071.2017.
- Jellen, Anthony C., and Ali M. Memari. 2014. “Residential Vertical Expansion of Existing Commercial Buildings Using Modular Construction Methods.” Paper Presented at the 2nd Residential Building Design & Construction Conference, Pennsylvania, February 19-20. https://www.phrc.psu.edu/assets/docs/Publications/2014RBDCCPapers/Jellen-2014-RBDCC.pdf.
- Jellen, Anthony C., and Ali M. Memari. 2018. “Residential Vertical Expansions Using Modular Construction.” Journal of Architectural Engineering 24 (3): 04018019. https://doi.org/10.1061/(ASCE)AE.1943-5568.0000322.
- Julistiono, Eunike Kristi, Philip Oldfield, and Luciano Cardellicchio. 2023. “Vertical Extensions: Stakeholder Perspectives on Development Decisions and Construction Strategies "Journal of Architectural Engineering 29 (2): 04023010. https://doi.org/10.1061/JAEIED.AEENG-1474.
- Lešnik, Maja, Stojan Kravanja, Miroslav Premrov, and Vesna Žegarac Leskovar. 2020. “Optimal Design of Timber-Glass Upgrade Modules for Vertical Building Extension from the Viewpoints of Energy Efficiency and Visual Comfort.” Applied Energy 270: 115173. https://doi.org/10.1016/j.apenergy.2020.115173.
- Morris, Mark. 2021. “Upward Extensions: Adding 2 Storeys to Blocks of Flats Without Planning Permission.” Accessed October 26, 2021. https://urbanistarchitecture.co.uk/extending-block-flats-upwards/.
- Mouratidis, Kostas. 2019. “Compact City, Urban Sprawl, and Subjective Well-Being.” Cities 92: 261–272. https://doi.org/10.1016/j.cities.2019.04.013.
- Nadoushani, Z.S. Moussavi, and A., and Akbarnezhad. 2015. “Comparative Analysis of Embodied Carbon Associated with Alternative Structural Systems.” Proceedings of the 32nd International Symposium on Automation and Robotics in Construction: 1–8. https://doi.org/10.22260/ISARC2015/0115.
- Neuman, Michael. 2005. “The Compact City Fallacy.” Journal of Planning Education and Research 25: 11–26. https://doi.org/10.1177/0739456X04270466.
- NSW Heritage. 1999. Principles of Conservation Work on Heritage Places. https://www.environment.nsw.gov.au/-/media/OEH/Corporate-Site/Documents/Heritage/principles-of-conservation-work-on-heritage-places.pdf.
- Oldfield, Philip. 2019. The Sustainable Tall Building: A Design Primer. New York: Routledge.
- Pacheco, Antonio. 2020. “Citing Grenfell, UK Moves to Limit Mass Timber Construction.” Archinect News, May 26. https://archinect.com/news/article/150199353/citing-grenfell-uk-moves-to-limit-mass-timber-construction.
- Papageorgiou, Maria. 2016. “Optimal Vertical Extension: A Study of Costs and Emvironmental Impact for Structural Engineers.” Master Thesis. Delf University of Technology.
- Parajuli, Rajan, Charles Gale, Richard Vlosky, and Roy O. Martin III. 2018. “An Overview of Cross-Laminated Timber in North America.” In Increasing the Use of Wood in the Global Bio-Economy, edited by Branko Glavonjic, 217–225. Belgrade: University of Belgrade.
- Pattison, Jenny. 2021. “Vertical Extensions: Technical Challenges and Carbon Impact.” The Structural Engineer 99 (5): 12–15. https://www.istructe.org/journal/volumes/volume-99-(2021)/issue-5/vertical-extensions-technical-challenges-carbon/.
- Pomponi, F., and A. Moncaster. 2016. “Embodied Carbon Mitigation and Reduction in the Built Environment - What Does the Evidence say?” Journal of Environmental Management 181: 687–700. https://doi.org/10.1016/j.jenvman.2016.08.036.
- Ramage, Michael H., Henry Burridge, Marta Busse-Wicher, George Fereday, Thomas Reynolds, Darshil U. Shah, Guanglu Wu, et al. 2017. “The Wood from the Trees: The use of Timber in Construction.” Renewable and Sustainable Energy Reviews 68: 333–359. https://doi.org/10.1016/j.rser.2016.09.107.
- Robati, Mehdi, Philip Oldfield, Ali Akbar Nezhad, David G. Carmichael, and Aysu Kuru. 2021. “Carbon Value Engineering: A Framework for Integrating Embodied Carbon and Cost Reduction Strategies in Building Design.” Building and Environment 192: 107620. https://doi.org/10.1016/j.buildenv.2021.107620.
- Röck, Martin, Marcella Ruschi Mendes Saade, Maria Balouktsi, Freja Nygaard Rasmussen, Harpa Birgisdottir, Rolf Frischknecht, Guillaume Habert, Thomas Lützkendorf, and Alexander Passer. 2020. “Embodied GHG Emissions of Buildings – The Hidden Challenge for Effective Climate Change Mitigation.” Applied Energy 258: 114107. https://doi.org/10.1016/j.apenergy.2019.114107.
- Smith, Garry. 2008. “Contributions of Brownfield Development to Urban Internal Expansion and Urban Renewal in Practice.” Paper Presented at the 44th ISOCARP Congress 2008, Dalian, People’s Republic of China, 19-23 September. http://www.isocarp.net/Data/case_studies/1202.pdf.
- Soikkeli, Anu. 2016. “Additional Floors in old Apartment Blocks.” Energy Procedia 96: 815–823. https://doi.org/10.1016/j.egypro.2016.09.143.
- Stevenson, Mark, Jason Thompson, Thiago Hérick de Sá, Reid Ewing, Dinesh Mohan, Rod McClure, Ian Roberts, et al. 2016. “Land use, Transport, and Population Health: Estimating the Health Benefits of Compact Cities.” The Lancet 388 (10062): 2925–2935. https://doi.org/10.1016/S0140-6736(16)30067-8.
- Sundling, Rikard. 2019. “A Development Process for Extending Buildings Vertically – Based on a Case Study of Four Extended Buildings.” Construction Innovation 19 (3): 367–385. https://doi.org/10.1108/CI-05-2018-0040.
- Thornton, Charles H., Udom Hungspruke, and Robert P. DeScenza. 1991. “Vertical Expansion of Vintage Buildings.” Modern Steel Construction 31 (6): 35–37. https://www.aisc.org/globalassets/modern-steel/archives/1961-1995/1991v06.pdf.
- Tight, Malcolm. 2019. Documentary Research in the Social Sciences. City Road: Sage Publications.
- UNE, and IEA. 2017. Towards a Zero-Emission, Efficient, and Resilient Buildings and Construction Sector: Global Status Report 2017. https://www.worldgbc.org/sites/default/files/UNEP%20188_GABC_en%20%28web%29.pdf.
- UNEP. 2021. 2021 Global Status Report for Buildings and Construction: Towards a Zero-Emission, Efficient and Resilient Buildings and Construction Sector. Nairobi. https://globalabc.org/sites/default/files/2021-10/GABC_Buildings-GSR-2021_BOOK.pdf.
- United Nations. 2017. New Urban Agenda. http://habitat3.org/wp-content/uploads/NUA-English.pdf.
- United Nations. 2019. World Urbanization Prospects: The 2018 Revision. New York: United Nations. https://population.un.org/wup/Publications/Files/WUP2018-Report.pdf.
- Uwimana, Leopold. 2011. “Adding Stories on top of the Existing Building by Using Steel Structures, Case Study: Dillenburgsingel Project in Leidschendam.” Thesis. DELFT University of Technology.
- Wijnants, L., K. Allacker, and F. De Troyer. 2019. “Life-cycle Assessment of Timber Frame Constructions - The Case of Rooftop Extensions.” Journal of Cleaner Production 216: 333–345. https://doi.org/10.1016/j.jclepro.2018.12.278.
- World Bank. 2022. “Countries by Population Density, Countries by Density 2022.” Accessed April 20, 2022. https://worldpopulationreview.com/country-rankings/countries-by-density.