Research & reports
Peer-reviewed research and reports on community urban agriculture, food education, composting, welfare and more.
Theme
Critical findings
159 results(1 / 7)
Urban expansion and food security implications: A three-decade analysis of land use change in Kinondoni district, Dar es Salaam, Tanzania (1993-2023)
2026Adili Y. Zella · African Journal of Social Issues · Tanzania
This study analyzed land use and land cover (LULC) changes in Kinondoni District, Dar es Salaam, Tanzania, between 1993 and 2023 using multi-temporal Landsat satellite imagery. The analysis revealed that built-up areas expanded by 1,433%, from 124.20 ha in 1993 to 1,905.14 ha in 2023. Concurrently, cultivated land decreased by 96.6%, from 172.90 ha to 5.88 ha, representing a loss of 167.02 ha. The near-complete elimination of cultivated land in Kinondoni District indicates a critical threat to local food production capacity and urban food security.
Environmental trade-offsFood sovereignty & justiceUrban–rural linkageClimate changePolicyFeeding the city: The role of rural–urban migrants in enhancing food security in Dar es Salaam, Tanzania
2026Agnes G. Kapinga, Baraka F. Lenga · Urban Agriculture & Regional Food Systems · Tanzania (Dar es Salaam)
A qualitative case study in Dar es Salaam, Tanzania, using semi-structured interviews with 31 migrant farmers and seven key informants, revealed that migrant farmers contribute to urban food security through diverse crop cultivation and livestock keeping, enhancing food production and income generation. However, migrant farmers face major constraints including insecure land tenure, flooding, water scarcity, high input costs, and limited institutional support. City authorities institutionalize the marginalization of migrant farmers by treating urban agriculture as an informal and temporary activity, despite their critical contributions.
Governance failureFood sovereignty & justiceCommunityUrban–rural linkagePolicyFood sovereignty, capitalism and migrant workers
2026Sinem Kavak, Lorenza Arango, Doi Ra, Zeynep Ceren Eren Benlisoy, Carlo John Arceo, George T. Mudimu, Daren Shi-chi Leung, Adwoa Yeboah Gyapong, Mnqobi Ngubane · The Journal of Peasant Studies · Global
Migrant workers often remain marginal in food sovereignty discourse and practice despite their central role in the global food system. The emphasis on localization within food sovereignty often overlooks trends towards semi-proletarianization within small peasant and worker households, and a more inclusive food sovereignty agenda must address migrant workers' access to land.
Equity & displacementFood sovereignty & justiceUrban–rural linkageEconomicsShrinking agriculture in the arid landscapes of the Cholistan Desert: a geospatial assessment of urban expansion and its implications for the sustainable future of Multan City, Pakistan
2026Muhammad Hussain, Saima Shaikh, Zahir Ahmad, Ihsanullah, George Kontakiotis, Andreas Dittmann · Ecological Questions · Pakistan (Multan City)
This study analyzed urban expansion patterns and their impact on agricultural land in Multan City, Pakistan, using remotely sensed data from 1990 to 2020. The built-up area increased from 75 km² in 1990 to 299 km² in 2020, representing an annual increase of 9.5%. This growth converted approximately 31% (100 km²) of fertile agricultural land into built-up areas, with predictions of further increases of 54% by 2030 and 67% by 2040.
Governance failurePolicyUrban–rural linkageClimate changeIntegrating vertical and urban farming into sustainable food systems: a comprehensive review
2026Thulisekari Prasanna, Guda Bhargavi, Murugesan Mohana Keerthi · Frontiers in Sustainable Food Systems · Global
This comprehensive review synthesizes literature on vertical and urban agriculture within sustainable food systems, identifying production models and technical advancements. Empirical evidence indicates these systems can improve water/land-use efficiency, yield stability, and reduce post-harvest losses. However, significant challenges persist, including high capital and energy prices, inadequate crop diversification, technical complexities, and regulatory constraints, impacting their economic viability.
Economic viabilityUrban–rural linkagePeri-urban agricultureClimate changeFood sovereignty & justiceEconomicsPolicyDigital agricultureUrban agrivoltaics enhance crop resilience and food-energy synergies in a changing climate
2026Caroline Merheb, Joshua S. Caplan, Pralad Phuyal, Jordan Macknick, Nicholas C. Davatzes, Sujith Ravi · npj Urban Sustainability · Global
This study evaluated ground-based agrivoltaics in an urban context. It demonstrated that while early-season yields may decline due to light reduction in temperate climates, productivity rebounds during periods of extreme heat, extending harvest windows and enhancing crop resilience.
Limited or null effectClimate changeFood sovereignty & justiceEconomicsUrban–rural linkageEveryday Urbanism in Lithuanian towns: the case of old community gardens in Grigiškės and Plungė
2026Adomas Gedvilas, Dovilė Krupickaitė · Journal of Architecture and Urbanism · Lithuania
This paper examines old community gardens in Grigiškės and Plungė, Lithuania, as examples of Everyday Urbanism, using literature, data, maps, and interviews. The study found that these gardens, established informally on vacant land during the socialist period, are not officially recognized and their future development may differ due to varying local government attitudes. This highlights the need for a more flexible approach to their preservation and integration into urban planning.
Governance failureCommunityPolicyUrban–rural linkageA systematic review of the barriers to urban agriculture at a global scale
2026Chris Blythe · OSF Preprints (OSF Preprints) · Global
This systematic review aims to explore the barriers to urban agriculture at a global scale. Recent years have seen a dramatic increase in systematic reviews concerning urban agriculture's health benefits, motivations for participation, and sustainability elements. This study will focus on the challenges and obstacles in implementing urban agriculture.
Governance failureUrban–rural linkagePolicyEconomicsCommunityUrbanisation and sustainable farming in smallholder farming communities of the Northern region of Ghana: A policy narrative
2026Adan Iddrisu · DOAJ (DOAJ: Directory of Open Access Journals) · Ghana
This policy brief explored the causes of farmland loss and its effects on the livelihoods of smallholder farmers in the Northern Region of Ghana due to rapid urbanization. Using data from focus group discussions, findings revealed that loss of farmland reduces productivity, increases household food security vulnerability, and threatens the livelihoods of farmers.
Governance failurePolicyUrban–rural linkageFood sovereignty & justiceEconomicsPotentially Toxic Elements in Foods Consumed in Uganda: Occurrence, Dietary Exposure, and Public Health Risks
2026Gabson Baguma, Gadson Bamanya, Allan Gonzaga, Hannington Twinomuhwezi, Barnabas Mubangizi, Eric Niringiyimana · Pollutants · Uganda
This review synthesized literature on the occurrence of cadmium, chromium, nickel, lead, and arsenic in foods consumed in Uganda. Contamination was concentrated in mining-influenced agricultural areas, wastewater-irrigated farms, municipal dumpsites, industrial corridors, and urban food markets, with vegetables, cereals, livestock products, fish, and street-vended foods exhibiting the greatest contamination burdens. Lead and cadmium most frequently exceeded WHO/FAO, Codex Alimentarius, and Ugandan food safety limits, and children consistently showed higher dietary exposure than adults.
Contamination & food safetyHealthUrban–rural linkageRural–Urban Differences in Odonata Diversity and Population Dynamics across Agricultural Landscapes of the Eastern Gangetic Plains
2026Sneha Kumari Bharati, A. Pattanayak, Sidh Nath Prasad Yadav ‘Deen’ · Asian Journal of Environment & Ecology · Global
This study compared odonate diversity and population dynamics in rural (Manpur) and urban (Gaya city) agricultural landscapes of the Eastern Gangetic Plains from March 2022 to February 2024. The rural landscape supported 24 odonate species, while the urban landscape supported 17, showing only moderate similarity (SSI = 0.571) between the two assemblages. This indicates a lower diversity of odonates in urban agricultural areas compared to rural ones.
Environmental trade-offsBiodiversityUrban–rural linkageVertical farming as a resource nexus solution for sustainable agriculture
2026Jonas Sohn, Juliane Dziumla, Atiqah Fairuz Salleh, George Xydis · Sustainability Nexus Forum · Global
This study evaluated vertical farming (VF) through the resource nexus (RN) lens, emphasizing the interdependencies among energy, water, land, and materials. While VF offers advantages such as space efficiency, water conservation, and climate resilience, it was found to entail high energy demands, material dependencies, and economic feasibility challenges. An overview of these synergies and constraints helps identify mitigation strategies like circular water systems and hybrid renewable energy solutions.
Economic viabilityEconomicsClimate changePolicyUrban–rural linkageSoilless Agricultural Systems: Opportunities, Challenges, and Applications for Enhancing Horticultural Resilience to Climate Change and Urbanization
2025Imran Ali Lakhiar, Haofang Yan, Tabinda Naz Syed, Chuan Zhang, Sher Ali Shaikh, Md Rakibuzzaman, Rahim Bux Vistro · Horticulturae · Global
A systematic review of soilless farming (SLF) systems globally identified their role in enhancing horticultural resilience in urban and peri-urban settings. SLF offers advantages like water conservation and increased yield, but faces significant challenges. High setup costs, substantial energy demands, and the requirement for specialized technical expertise continue to limit its widespread adoption.
Economic viabilityClimate changeUrban–rural linkageFood sovereignty & justiceDigital agricultureSaberes y actitudes ecológicas: entre la experiencia vivida, la escuela y las redes sociodigitales
2025Limachi Pérez, Vicente · Macedonian Journal of Medical Sciences (University of Skopje) · Bolivia (Cochabamba)
This study examined the influences of family, school, and sociodigital networks on environmental awareness among secondary school students in urban and rural Cochabamba, Bolivia. Data from three schools showed students' environmental concerns varied by region, and the internet was their primary information source. Despite isolated initiatives like school gardens, schools did not effectively integrate environmental education into the curriculum, limiting its formative impact.
Limited or null effectFood educationUrban–rural linkageCommunityTilling the urban soil: rural-urban alliances and the spatial politics of radical urban agriculture in the Philippines
2025Marvin Joseph F. Montefrio, Nathalie Dagmang · The Journal of Peasant Studies · Philippines (Metro Manila)
This article examines two cases of radical urban agriculture in Metro Manila, Philippines, where urban poor communities strive for food sovereignty and assert rights over contested urban lands. It highlights that the spatiality of material constraints in cities acts as a mediating factor, influencing the formation of rural-urban alliances and the sustainability of urban resistance efforts. The study reveals challenges in establishing and maintaining these alliances due to urban material limitations.
Equity & displacementFood sovereignty & justiceCommunityPolicyUrban–rural linkageRancho (r)evolution A strategy for reinventing urban gardening in Plovdiv
2025Popov, Velian · reposiTUm (TU Wien) · Bulgaria (Plovdiv)
This study examines the disappearing phenomenon of informal urban gardening, known as Rancho, in Plovdiv, Bulgaria, focusing on its socio-historical factors. Despite its authentic, decades-long existence, Rancho is neglected and considered outdated, with a lack of legal regulation and its informal character endangering its future. The study proposes a gradual transformation of these areas into community urban gardens with new infrastructures to raise awareness and encourage authorities to reintegrate Rancho into the urban context.
Governance failureCommunityPolicyUrban–rural linkageClimate changeUrban Farming for Sustainable Urban Livelihoods in Mbarara City, Western Uganda
2025Elias Nuwagaba, Murindwa Rutanga · East African Scholars Journal of Education Humanities and Literature · Uganda (Mbarara City)
This study explored how state-initiated, unplanned urbanization in Mbarara City, Western Uganda, affects the sustainability of urban farming and urban livelihoods. The research found that rapid, haphazard urban expansion, lacking strategic planning, has led to significant challenges. These include the emergence of slums, illegal land occupations, destruction of wetlands and riverbanks causing water pollution, and inadequate waste management, all negatively impacting public health and urban farming sustainability.
Governance failureEconomicsPolicyClimate changeUrban–rural linkageVisualising and Valuing Urban Agriculture for Land Use Planning: A Critical GIS Analysis of Sydney and Neighbouring Regions
2025Joshua Zeunert, Scott Hawken, Josh Gowers · Land · Australia (Sydney)
A critical GIS analysis was conducted for Sydney and neighboring regions in NSW, Australia, to understand and advocate for Sydney's food production capacity. The study challenged the notion that Sydney's metropolitan landscape has low inherent biophysical quality for agriculture. Despite current metropolitan planning policy that marginalizes agricultural productivity, datasets revealed western Sydney is biophysically well suited for agriculture. Sydney's overall agricultural capacity was found to be comparable to five of six other coastal regions of NSW and superior to at least two, challenging current planning orthodoxy and policy.
Governance failurePolicyUrban–rural linkageEconomicsProximity despite distance? A community-supported agriculture initiative across rural mountain and urban areas in Switzerland
2025Sarah Steinegger, Nora Katharina Faltmann · Journal of Political Ecology · Switzerland
This qualitative research examined the challenges consumers and farmers face in establishing proximity within a Community-Supported Agriculture (CSA) initiative in Switzerland that links rural mountain and urban areas. The study found that consumers and farmers are facing challenges in establishing proximity. Nevertheless, shared experiences of farming activities and social events, along with participants' willingness to improve CSA operations and strengthen ties for mutual understanding and joint efforts, contribute to the ongoing process of establishing proximity.
Governance failureCSA & TeikeiCommunityUrban–rural linkageField diagnosis of farmers’ adaptation challenges to climate change in the agricultural urban landscapes
2025Henry Mensah · City and Environment Interactions · Ghana (Kumasi)
This study investigated adaptation practices and challenges among 85 urban farmers across three locations in Kumasi, Ghana. Farmers employed strategies like planting local crop varieties, expanding farms, and relocating. However, these strategies are hindered by institutional and technological limitations, financial constraints, lack of climate information, and delays in extension support, indicating significant governance challenges.
Governance failureClimate changePolicyEconomicsUrban–rural linkageUrban Agriculture or Agriculture in Urban Space? A Systematic Review of Concepts, Characteristics and Typologies
2025Joyce dos Santos Saraiva, Caio Cézar Ferreira de Souza, Maria Lúcia Bahia Lopes, Helena Lúcia Zagury Tourinho, Marcos Antônio Souza dos Santos · Revista de Gestão Social e Ambiental · Global
This study, using a systematic literature review with the PRISMA method, investigated whether distinctions between urban and rural agriculture justify "urban agriculture" as a specific category. The analysis revealed a lack of consensus among authors, with a predominant understanding that there are not two distinct types of agriculture, but rather the same activity carried out in different spaces, which questions the validity of the term "urban agriculture."
Methodological critiqueUrban–rural linkagePolicyAdvancing the New Urban Agenda through Promoting Urban Agriculture: The Case of Masvingo City, Zimbabwe
2025Average Chigwenya, Samson Gwamure · Kuveza neKuumba The Zimbabwe Ezekiel Guti University Journal of Design Innovative Thinking and Practice · Zimbabwe (Masvingo City)
This research examined how urban agriculture has been incorporated in Masvingo City, Zimbabwe. A mixed methods approach, including interviews with key informants and field observations in urban agriculture areas, was adopted. The research found that despite the widespread practice of urban agriculture, Masvingo City is not innovative in including urban agriculture in its development agenda.
Governance failurePolicyUrban–rural linkageCommunityTrading urban green spaces for brown space development in African cities: evidence from the Greater Accra Metropolitan Area, Ghana
2025Alex Barimah Owusu, Collins Adjei Mensah, Clement Kwang, Gerald Albert Baeribameng Yiran, Ronald Reagan Gyimah, Dominic Edem Hotor, Princella Ofori Darko · International Planning Studies · Ghana
This paper analyzed the replacement of green spaces with brown spaces in Accra, Ghana, from 1991 to 2021 using Landsat satellite images. Brown areas increased from 24.5% in 1991 to 81% in 2021, while green areas decreased from 75.5% to 19% during the same period. The study found a significant reduction in green spaces due to urbanization.
Environmental trade-offsPolicyUrban–rural linkageBiodiversityEstimating Urbanization’s Impact on Soil Erosion: A Global Comparative Analysis and Case Study of Phoenix, USA
2025Ara Jeong, Dylan S. Connor, Ronald I. Dorn, Yeong Bae Seong · Land · Global
This study modeled the impact of urbanization on soil erosion across global cities using modern erosion data and cosmogenic nuclide 10Be analysis. It found that urbanization accelerated soil erosion by approximately 7–19 times in environments with mean annual precipitation below 1500 mm, and by 23–72 times in wetter urban centers. A century-long expansion of Phoenix, USA, accelerated soil erosion by about 12 times, supporting the urban cycle of soil erosion theory.
Environmental trade-offsClimate changeUrban–rural linkageFactors influencing the economic sustainability and viability of soil-based urban and peri-urban agricultural enterprises in OECD countries: a scoping review
2025S. Pickles, Anita Stefoska‐Needham, Karen Charlton · Renewable Agriculture and Food Systems · Global
This scoping review was undertaken to identify factors affecting the economic sustainability and associated viability of soil-based commercial farms located in urban and peri-urban settings within OECD member countries. Following the PRISMA ScR methodology, 170 eligible articles were identified from four scientific databases. This review found that many soil-based urban farms in OECD countries struggle to achieve economic sustainability or organizational viability.
Economic viabilityEconomicsUrban–rural linkagePeri-urban agriculture