“…Research on indoor farming and vertical farming has been ongoing for several years and represents multiple topics and streams. A map produced by VOSviewer 26 of the research landscape of ideas based on the co-occurrence of keywords (eg, "vertical farming"; "indoor farming") appearing in Scopus is Research on indoor farming includes farm production capabilities, 12 profitability and economics, 18,27 pest and disease management, 28 building information modeling, 29 energy management, 23,30 sustainability, urban planning and food security, 3,9,14-16 plant science, 13 and smart farming. 11 An excellent source of knowledge on indoor farming and plant factories can be found in Kozai et al 8,9 Topics include the impact of indoor farms on urban areas, global case studies, energy and resource use, operating efficiencies, plant science, systems design, growing methods and materials, indoor production processes, measurement, automation, sustainability of indoor farms, and next-generation designs.…”