This case study examines the impact of Machico City Airport expansion on sustainable tourism. It aims to identify the key effects on the environment, local economy, and community and provides recommendations for mitigating negative impacts while promoting sustainable development. The study emphasizes adopting sustainable tourism practices to protect Machico’s biodiversity and natural resources, drawing from the ECOS MACHICO project. It highlights the importance of environmental education for tourists, residents, and tour operators. Community engagement emerges as pivotal, advocating for inclusive planning that incorporates local perspectives. The multifaceted implications of airport expansion on Machico’s socio-economic fabric are explored, balancing positive and negative effects on residents and local businesses. Diversifying tourism offerings beyond mass tourism is advocated, with a focus on preserving local traditions and promoting authentic cultural experiences. In summary, the research provides a foundation for sustainable tourism development, offering strategies applicable to similar destinations. The study’s implications extend to understanding broader impacts of airport expansions, presenting avenues for further research. The proposed strategies serve as a blueprint for destinations facing analogous challenges, promoting enduring socio-economic and environmental well-being.

1.         Alves R, Lousada S, Cabezas J, et al. Local Housing Strategy: Analysis of Importance and Implementation in Machico Municipality. Land. 2023; 12(9): 1778.

2.         Alves R, Lousada S, Cabezas J, et al. The Importance of the Strategic Urban Rehabilitation Plan in the Sustainable Development of the Municipality of Machico. Sustainability 2022, 14, 16816, doi:10.3390/su142416816.

3.         Madeira Airport. Available online: https://madeiraairport.net/statistics/ (accessed on 5 April 2025).

4.         Perestrellos Photographos. Available online: https://cultura.madeira.gov.pt/olhares-sobre-o-passado/2335-inaugura%C3%A7%C3%A3o-do-aeroporto-do-funchal.html (accessed on 5 April 2025).

5.         Infopédia. Aeroporto da Madeira. Available online: https://www.infopedia.pt/apoio/artigos/$aeroporto-da-madeira (accessed on 5 April 2025).

6.         Segadães Tavares &amp, Associados L. Ampliação da Pista do Aeroporto da Maderia. 2007. http://www.sta-eng.com/PROJECTOS/OARTE1.html (accessed on 5 April 2025)

7.         Alves R, Silva A, Lousada S. The impact of local accommodation in the sustainable development of Machico. Nuevas estrategias para un turismo sostenible. 2022; 249–265.

8.         Statista. Number of rooms in tourist accommodation establishments in the Autonomous Region of Madeira 2022. Available online: https://www.statista.com/statistics/1486929/number-of-rooms-in-tourist-accommodation-establishments-in-the-autonomous-region-of-madeira/ (accessed on 5 April 2025).

9.         RNAL. Registo Nacional de Alojamento Local. 2025. https://business.turismodeportugal.pt/pt/Planear_Iniciar/Como_comecar/Alojamento_Local/Paginas/default.aspx (accessed on 5 April 2025).

10.      DREM. Direção Regional de Estatistica da Madeira. 2025. https://estatistica.madeira.gov.pt/ (accessed on 5 April 2025).

11.      Visit Machico. Available online: https://www.visitmachico.com/pt/ (accessed on 5 April 2025).

12.      Cabezuelo AS. Exploitation of open data repositories for the creation of value-added services. In: Proceedings of the 16th International Conference on Distributed Computing and Artificial Intelligence 2019 (DCAI 2019); 26–28 June 2019; Ávila, Spain. pp. 134–141.

13.      Shirkhani S, Fethi S, Alola AA. Tourism-Related Loans as a Driver of a Small Island Economy: A Case of Northern Cyprus. Sustainability. 2021; 13(17). doi: 10.3390/su13179508

14.      Karim R, Goh GGG, Lee YLE, et al. To be digital is to be sustainable—Tourist Perceptions and Tourism Development Foster Environmental Sustainability. Sustainability. 2025; 17(3). doi: 10.3390/su17031053

15.      Bahou Y, Triki R, Maâloul MH, et al. Development of E-Tourism to Achieve Excellence and Sustainable Development in Tourism: Ha’il Region Case Study. Sustainability. 2024; 16(20). doi: 10.3390/su16208872

16.      Rosário AT, Dias JC. Exploring the Landscape of Smart Tourism: A Systematic Bibliometric Review of the Literature of the Internet of Things. Administrative Sciences. 2024; 14(2). doi: 10.3390/admsci14020022

17.      Mathioudakis G, Klironomos I, Partarakis N, et al. Supporting Online and On-Site Digital Diverse Travels. Heritage. 2021; 4(4): 4558–4577. doi: 10.3390/heritage4040251

18.      Mathioudakis G, Klironomos I, Partarakis N, et al. InCulture: A Collaborative Platform for Intangible Cultural Heritage Narratives. Heritage. 2022; 5(4): 2881–2903. doi: 10.3390/heritage5040149

19.      Leite E, Mota L, Lousada S, et al. Standardized Reading of Sustainable Tourism Indicators for Ultraperipheral Regions. Sustainability. 2022; 14(21). doi: 10.3390/su142114076

20.      Pinto H, Barboza M, Nogueira C. Perceptions and Behaviors Concerning Tourism Degrowth and Sustainable Tourism: Latent Dimensions and Types of Tourists. Sustainability. 2025; 17(2). doi: 10.3390/su17020387

21.      Ecos Machico. Available online: https://www.ecosmachico.pt/conhecer/planear/rotas-e-roteiros (accessed on 5 April 2025).

22.      Kalaitzakis M, Sykianaki E, Michalakis N, et al. People-Flows: An innovative flow monitoring and management system in urban environments. In: Stephanidis C, Antona M, Ntoa S, Salvendy G (editors). HCI International 2022—Late Breaking Posters (HCII 2022). Springer; 2022. pp. 507–516.

23.      Alsahafi R, Alzahrani A, Mehmood R. Smarter Sustainable Tourism: Data-Driven Multi-Perspective Parameter Discovery for Autonomous Design and Operations. Sustainability. 2023; 15(5). doi: 10.3390/su15054166

24.      PDM—Plano Diretor Municipal. Available online: https://www.cm-machico.pt/municipal/machico-atua/urbanismo/pdm-plano-diretor-municipal (accessed on 5 April 2025).

25.      Ranieri F, D’Onghia G, Uricchio AF, et al. Sustainable tourism in the Tremiti Islands (South Italy). Scientific Reports. 2024; 14(1): 19021. doi: 10.1038/s41598-024-70171-6

26.      Hillsdon M, Beyond all-inclusive: Jamaica aims for balance between nature and tourism. Available online: https://www.reuters.com/sustainability/society-equity/beyond-all-inclusive-jamaica-aims-balance-between-nature-tourism-2025-04-22 (accessed on 5 April 2025).

27.      Bigley BM. Maui Cultural Lands: World’s Greatest Places 2024. Available online: https://time.com/6992318/maui-cultural-lands/ (accessed on 23 April 2025).

28.      Metropolitan Washington Airports Autjority (MWAA). Available online: https://www.mwaa.com/dulles-environmental-studies (accessed on 5 April 2025).

29.      Austin-Bergstrom International Airport. Available online: https://www.austintexas.gov/page/airport-expansion-environmental-assessment (accessed on 5 April 2025).

30.      Eva M, Esposito M. COVID-19 disruptions driving sustainable tourism: A case of the Hawaiian tourism industry. International Journal of Teaching and Case Studies. 2024; 14(4): 325–347. doi: 10.1504/IJTCS.2024.139174

31.      Mehta A. For Ireland’s former peat farmers, tourism affords a new lifeline. Available online: https://www.reuters.com/sustainability/land-use-biodiversity/irelands-former-peat-farmers-tourism-affords-new-lifeline-2025-04-22/ (accessed on 23 April 2025).

32.      Boquet Y. From airports to airport territories: Expansions, potentials, conflicts. Human Geographies. 2018; 12(2): 138–156.

33.      Costa VNG. Tourism and air transport - an economic evaluation of the Oporto Airport expansion project. Tourism & Management Studies. 2020; 16(2): 35–42.

34.      Greer F, Rakas J, Horvath A. Airports and environmental sustainability: A comprehensive review. Environmental Research Letters. 2020; 15(10): 103007.

35.      Maddens Toscano PM. Impacts of Airports on the Quality of Life of Surrounding Communities [Master’s thesis]. Massachusetts Institute of Technology; 2020.

36.      Teo HC, Lechner AM, Walton GW, et al. Environmental Impacts of Infrastructure Development under the Belt and Road Initiative. Environments. 2019; 6(6). doi: 10.3390/environments6060072

37.      OECD. Strengthening the evidence base for a sustainable tourism future in Malta. Available online: https://www.oecd.org/en/publications/strengthening-the-evidence-base-for-a-sustainable-tourism-future-in-malta_aa270ff4-en.html (accessed on 5 April 2025).

38.      Munir S, Haq Iu, Cheema AN, et al. The Role of Tourists, Infrastructure and Institutions in Sustainable Tourism: A Structural Equation Modeling Approach. Sustainability. 2025; 17(7). doi: 10.3390/su17072841

39.      Serio RG, Giuliani D, Dickson MM, et al. Going green across boundaries: Spatial effects of environmental policies on tourism flows. Available online: https://doi.org/10.48550/arXiv.2504.03608 (accessed on 5 April 2025).

40.      The Pacific diving paradise of Palau wants travelers to explore its cultural depths, too. Available online: https://apnews.com/article/travel-palau-history-diving-tourism-micronesia-b14a549329f8bd1d48f3956fca16c038 (accessed on 5 April 2025).

41.      Carrier R. Walking in Greece: Helping to restore the ancient trails of Andros island. Available online: https://www.theguardian.com/travel/2025/apr/23/walking-in-greece-andros-island-cyclades (accessed on 23 April 2025)

42.      Graham A. Managing Airports: An International Perspective. Routledge; 2019.

43.      Hall CM. Tourism and Social Marketing. Routledge; 2021.

44.      UNWTO. Tourism for Sustainable Development. World Tourism Organization; 2017.https://www.unwto.org/sustainable-development (accessed on 5 April 2025).

45.      Sharpley R. Tourism, Tourists and Society. Routledge; 2020.

46.      Bramwell B. Tourism governance and COVID-19 recovery. Journal of Sustainable Tourism. 2021; 29(8): 1295–1313.

47.      Hall CM, Gössling S, Scott D. The Routledge Handbook of Tourism and Sustainability. Routledge; 2018.

48.      Couto, J.; Baltazar, M.E. Sustainable Airport Development: A Literature Review Based on Preferred Reporting Items for Systematic Reviews and Meta-Analyses Methodology, Using OpenAlex Database. Sustainability 2025, 17, 4184, doi:10.3390/su17094184.

49.      Mason P. Tourism Impacts, Planning and Management. Routledge; 2015.

50.      Font X, Buckley RC. Tourism and conservation. CABI; 2018.

51.      Lousada S, Castanho RA. The Role of Ports in Tourism: Porto Santo Harbour. Water. 2022; 14(19). doi: 10.3390/w14193176

52.      Vulevic A, Castanho RA, Gómez JMN, et al. Cross-Border Cooperation and Adaptation to Climate Change in Western Balkans Danube Area. In Governing Territorial Development in the Western Balkans: Challenges and Prospects of Regional Cooperation; Berisha, E., Cotella, G., Solly, A., Eds.; Springer International Publishing: Cham, 2021; pp. 289–308.

53.    Loures L, Castanho RA, Gómez JMN, et al. Impactos Socioculturais da Cooperação Transfronteiriça (CT) no Espaço Europeu. Front. J. Soc. Technol. Environ. Sci. 2019; 8: 292–312. doi: 10.21664/2238-8869.2019v8i3.p292-312

54.    Lousada S, Silva Psda, Castanho RA, et al. Modelação de sistemas de abastecimento de água. O caso de Ilha da Madeira. Bitácora Urbano Territ. 2019; 29: 89–98. doi: 10.15446/bitacora.v29n2.69381

55.    Lousada S, Cabezas J, Castanho RA, et al. Land-Use Changes in Insular Urban Territories: A Retrospective Analysis from 1990 to 2018. The Case of Madeira Island—Ribeira Brava. Sustainability 2022; 14: 16839. doi:10.3390/su142416839

56.      Lousada S, Gonçalves L, Atmaca A. Hydraulic Planning in Insular Urban Territories: The Case of Madeira Island—São Vicente. Water, 2022; 14: 112. doi: 10.3390/w14010112

57.      Naqvi DMH, Ahmed A, Pervez DA. Implementing Sustainable Tourism practices in luxury resorts of Maldives: Sustainability principles & Tripple Bottomline Approach. Available online: https://doi.org/10.48550/arXiv.2311.18453 (accessed on 5 April 2025).