An integrated quantitative framework for exploring sustainable scenarios in urban agriculture planning

Table 1 Spatial criteria for identifying potential areas for urban agriculture

Site i		Land use type	Spatial criteria
Ground	Large scale¹	Abandoned field and grass-grown	• Slope < 15° [12] • Proportion available²: 1/2
Ground	Small scale¹	School, park, and vacant land	• Slope < 15° [12] • Proportion available²: 1/2
Rooftop		Government institution and residential buildings	• Building height ≦ 30 m [13] • Rooftop area: 100 m² [13] • Proportion available²: 1/2
Green wall		Buildings	• Direction: South facing facades [13] • Wall height ≦ 6 m [21] • Proportion available²:1/3 [13]

¹Large-scale ground areas are suitable for both open-air and greenhouse farming, while small-scale ground areas are limited to open-air farming only
²Recognizing the need for other facilities in the same area, a portion of the available area suitable for agriculture was allocated for growing plants

ISSN: 2468-2039