Research & reports

Diana Carolina Martínez Quiroga, Juan Carlos Barrientos Fuentes, Cristian Fernando Camargo Muñoz · Magazine Portal Bibliotech Digital (Universidad Nacional de Colombia) · Colombia (Bogotá)

This study identified and analyzed the determinants of urban agriculture product commercialization, using the Mhuysqa indigenous cabildo of Bosa in Bogotá, Colombia, as a case study. Data were collected through documentary research, garden observations, surveys of 33 gardeners, and interviews with four experts. Results showed that urban agriculture in the cabildo is multifunctional, with a low surplus for sale (< 30%). Key determinants of commercialization included objective setting and fulfillment, supply volume, quality, and frequency, specialized technical production capacities, product presentation and freshness, collection and transport costs, payment methods, and fixed buyers, with the cabildo's explicit intention to market surplus products being a crucial factor.

Letizia Pace, Jacopo Mughini Gras · River Publishers eBooks · Global

This chapter defines the peri-urban agricultural landscape as a "third territory" between urban and rural areas, characterized by traditional agriculture coexisting with emerging buildings. This landscape, located between urban borders and low-density rural areas, is fragmented with green patches surrounded by settlements, making it vulnerable to urban expansion and undermining a unique landscape image.

Muniya Naik M, Chandra Mohan K, K Janardhana, C. Aruna, Rama Mohan M, R. Uday Kiran · International Journal of Biological and Environmental Investigations · Global

This paper investigates the production, economics, and sustainability of vermicompost, an organic fertilizer made by vermicomposting organic waste with earthworms. Vermicomposting is presented as a sustainable waste management and organic agriculture option that can be economically profitable, depending on consumer awareness, distribution, and production scale. It contributes to sustainability by reducing landfill waste and promoting soil health.

Fabián Adolfo Aguilera-Martínez, Fabián Alonso Sarmiento-Valdés, Juan José Castiblanco-Prieto · Ediciones Comunicación Científica eBooks · Colombia (Bogotá)

This 2024 interdisciplinary study examined transformation dynamics in urban fringe territories, focusing on Bogotá, Colombia, with cases in Guatemala and Costa Rica. Using participatory methodologies, it identified community participation, environmental management, territorial planning, and social empowerment as key transformative elements. Community workshops and projects like "Nuestra Casa, Nuestra Huerta" demonstrated the importance of collaborative design, public space recovery, and urban agriculture for sustainable urban fringe transformation.

Mariana Sanchez Salvador · · Portugal (Lisbon)

This paper examines the historical evolution and current state of Lisbon's foodscape. Historically, Lisbon possessed large agricultural spaces and a tight-knit food network, but nowadays, food has largely disappeared from the public realm. Mapping past and present urban food assets is key to providing a comprehensive portrait of Lisbon's foodscape and its potential for solutions.

Gustavo Nagib · Atlantis highlights in social sciences, education and humanities/Atlantis Highlights in Social Sciences, Education and Humanities · Global

This qualitative study, conducted between 2016 and 2022 in São Paulo, Paris, and Lausanne, explored the relationship between urban agriculture, activism, and the right to the city. It found a convergence between discourse and practice in intraurban horticulture, emphasizing public space reappropriation, social bond strengthening, urban biodiversity promotion, and a new city-nature relationship. Community gardens in all three cities serve as hubs of collective experience, offering a critique of contemporary cities and an alternative to urban life.

Yuxin Bao, M.K. Leung, Dicken Poon, Changying Xiang · Journal of Building Engineering · Hong Kong

This article discusses the technical feasibility and design strategies for integrating high-rise residential buildings with urban agriculture in Hong Kong, using the “Green Tower Hong Kong” architectural design competition as a case study. A resilient residential high-rise building integrated with shared gardens and greenhouses was proposed for the Kwun Tong Center site. The final design can provide apartments for 2500 individuals, produce 340,750 kg of vegetables with 156% self-sufficiency, and generate 1,080,000 kWh of electricity annually.

Delphine Manka’abusi, Nongma Armel Zongo, Désiré Jean‐Pascal Lompo, Christoph Steiner, Bernd Marschner, Andreas Buerkert · European Journal of Agronomy · Burkina Faso (Ouagadougou)

This four-year study in Ouagadougou, Burkina Faso, investigated the medium-term effects of repeated biochar, ECOSAN, and inorganic fertilization on urban vegetable production. Repeated biochar application at 20 t ha−1 increased soil organic carbon (SOC) by 51% under farmers' practice, while mineral fertilization alone decreased SOC by 32% and caused soil acidification. Biochar increased cabbage yield by 32% four years after application but had no effect on amaranth, and repeated application only benefited the first crop after reapplication.

Ankur Jyoti Dutta · International Journal of Engineering Applied Sciences and Technology · Global

This paper analyzes urban resilience by examining urban landscapes and nature-based strategies. It aims to understand how designers and policymakers can identify and assess urban environmental risks to reduce vulnerability and exposure. The study emphasizes integrating smart policies and frameworks to make urban landscapes part of an adaptive resilience strategy for future resilient cities.

Erin VanLaningham · · Global

This concluding chapter emphasizes an ecology of the common good, highlighting the interconnectedness required for flourishing campuses, communities, and thought systems. It discusses four key aspects: deep ecology, ecology and economy, the home place, and community gardens and gardening. The chapter suggests that stewarding resources and educating for vocation can help prioritize diversity, justice, and care for all.

Nour Alkhaja, Khaled Alawadi, Kholoud Almemari, Ghalya Alshehhi · Progress in Planning · Global

This literature review of 51 articles examines how urban agriculture (UA) is practiced, institutionalized, and sustained, focusing on governance. It identifies consistent challenges such as discord between civil and municipal actors, contextual factors hindering supportive policies, and urban densification encroaching on UA land. These issues lead to informal or constrained UA practices and tenure insecurity.

· Middle East Journal of Applied Sciences · Egypt (Giza)

An experiment in Giza, Egypt, during 2021/2022 and 2022/2023, evaluated celery growth and production in different substrate systems (pot vs. shallow beds) and planting densities (15, 18, 21 plants/m2). Celery grown in pots showed higher values for plant height, leaf number, root weights, head weight, and total yield per m2. For planting density, 15 plants/m2 resulted in the highest plant height, leaf number, root weights, and head weight, while 18 plants/m2 yielded a higher total yield per m2.

Lesli Hoey · Urban agriculture · Global

This paper highlights that urban agriculture (UA) serves as a vital lifeline for food and income security for many urban growers in the Global South. However, it notes that many governments in the Global South actively resist UA in the name of "modernization," and by promoting supermarkets and restricting informal food markets, they potentially undermine the positive impacts of UA on urban food security and poverty.

Katarzyna Chojnacka, Barbara Widera, Marcel Macarulla, Anastasios Drougkas, Andreu Balastegui, Els Van de moortel, Cansu Iraz Seyrek Şık, Kajetan Sadowski, Joana Fernandes, Ricardo Gomes, Paulo Ferrão · Clean Technologies and Environmental Policy · Global

This study aimed to present interdisciplinary insights on vertical green systems (VGS) design in hot climate zones. Based on an in-depth study of green façade performance in hot climates, methods from various scientific fields were identified that, when combined, effectively protect plants from excessive solar radiation. The main finding was the identification of the most effective combination of methods supporting healthy VGS growth, including façade orientation correlated with appropriate plant selection, shading strategies like passive and kinetic shields, and organic fertilizers supporting plant resilience.

Ahmed Alhuseen, H. M. A. M. Omer, Eva Pauditšová, Hussein M. Sulieman, Mária Kozová, Pavel Cudlín · · Sudan (Khartoum)

A study assessed spatial accessibility disparities and users' opinions regarding public green spaces (UGSs) in Khartoum State, Sudan. Using GIS and questionnaires, it evaluated potential accessibility to 44 urban parks, community gardens, and city forests within 5, 10, and 15-minute travel intervals. Results showed inequitable access opportunities to UGSs, primarily favoring first-class residential areas. Within a 5-minute walking interval, the UGSs service zone covered less than 1% of the population. User opinion assessment revealed that 80% of parks required entrance fees, and the study concluded that UGS accessibility does not correspond to international quality of life indices.

Kushal Sachan, Anshul Saxena, Suneel Kumar, Abhishekh Mishra, Archana Verma, Divyanshi Tiwari, Anil Kumar · Journal of Diversity Studies · Global

This article provides an overview of the importance of urban soil health monitoring and its improvement strategies. It highlights that urban soils may harbor diverse contaminants from industrial activities, vehicular emissions, and improper waste disposal, posing risks to human health and ecosystem functioning. Implementing effective monitoring protocols using soil testing kits, remote sensing, and citizen science is crucial, while phytoremediation, composting, biochar application, green infrastructure, urban forestry, and community gardens are suggested as improvement strategies.

Dragana Šunjka, Sanja Lazić, Slavica Vuković, Siniša Berjan, Hamid El Bilali · · Serbia

This chapter examines the food safety of urban agriculture systems in the Republic of Serbia through selected case studies. It highlights that agricultural products from urban production may be contaminated by polluted soil, water, and air, as well as by pesticides, heavy metals, persistent organic pollutants, nitrate and nitrite, and mycotoxins. The study emphasizes the need for strict control and reduction of synthetic pesticides and other agrochemicals in urban agriculture.

· Diva portal (Dalarna University Library) · Global

"Compost-o-Scene" is an installation created with the ÖK Allotment Garden, featuring microbe compost developed under Jenny Salmson's guidance and daily care by "Compost Turners." The installation includes Salmson's compost recipe and care instructions, Malin Lobell's microscope photographs and screen-printed workwear, and Janna Holmstedt's video fieldnotes and soundscape, alongside tools and an art publication.

Mohammed Bouguelaa · Zenodo (CERN European Organization for Nuclear Research) · Global

This literature review analyzes the role of social innovation in confronting challenges posed by COVID-19 quarantine measures. Through a systematic review of articles, reports, and case studies, the paper explores the conceptual framework and theoretical perspectives of social innovation. It identifies and analyzes initiatives such as alternative food networks and urban agriculture, highlighting their effectiveness in mitigating adverse effects of quarantine and promoting community resilience.

Mohammad Reza Khalilnezhad, Mohammad Taheri, Alessio Russo, Negin Nasseh, Ahmad Taheri · Cities & Health · Iran

This study investigated factors affecting lead and cadmium levels in urban fruits in Tehran's Tarasht neighborhood, Iran, due to heavy traffic and urban gardens. It found that sites taller than 10 meters had the highest cadmium, while sites without barriers or with 4-meter barriers showed the highest lead content. Barrier width, urban fruit tree height (for lead), distance to the street, and fruit type also influenced heavy metal absorption, indicating significant contamination risks.

Cosmin Koszor-Codrea · New Europe College Yearbook · Romania

This research investigated the nature study movement in secondary schools of Transylvania and the Romanian Kingdom between 1870 and 1914. It analyzed how methodological changes in natural history teaching, including nature excursions and botanical school gardens, influenced the development of a nationalist, utilitarian, anthropocentric, and racial approach toward the natural environment. The study connected these educational developments to the roots of the Romanian nature preservation movement and nation-building projects.

Paula Restrepo · · Colombia (Medellín)

As part of the Red de Huerteros Medellín (RHM) collective, urban agriculture in Medellín was mapped to identify its features and problems. A main problem found was a poor or non-existent connection between urban farmers and key organizations like seed keepers. Few urban farmers had knowledge about the ecopolitical implications of the seed business, and even fewer obtained seeds from seed keepers or showed consideration for their labor.

Mitchell McLarnon · · Global

This chapter describes the practice, processes, and ethical tensions of using cell phones for visual data collection, representation, and analysis in school/community garden research projects. The findings suggest that while gardens and cell phones have the potential for enhancing experiential learning, increased well-being, and ecological awareness, their use needs to be highly contextualized within critical discussions related to settler colonialism, consumerism, neoliberalism, and (green) gentrification.

Michael Tuffour, George Owusu, Daniel Bruce Sarpong · Urban Agriculture & Regional Food Systems · Ghana

This study investigated the effects of urbanization on urban vegetable farmers' adaptation in the Greater Accra Metropolitan Area (GAMA), Ghana, using an exploratory sequential mixed method. Qualitative data involved 29 farmers from 10 farm sites, and quantitative data involved 251 farmers from 16 farm sites. Changes perceived by farmers included climate, land scarcity, increased population, and lifestyle dynamics, with population increase negatively resulting in polluted streams and farmer evictions due to land scarcity. Farmers adapted by using multiple water sources, intensification, and relocating to cheap lands.

Reina Bazán Alarcón, Edgar Leonidas Cottallat Villao, Segress García-Hevia · Código Científico Revista de Investigación · Ecuador

This mixed-methods study in Ecuador aimed to develop a methodology for implementing school gardens at Unidad Educativa Misael Olaya, focusing on short-cycle vegetable cultivation for consumption and potential commercialization by high school students. Questionnaires and interviews with students and teachers revealed that while students had basic knowledge of vegetable cultivation, there was a need to strengthen practical activities and experimental learning.