Figure 1.

Figure 2.
![Functional analysis of selected cases. Functional distribution on different levels (left) and a chart showing the distribution of floor area by functional groups. Authors’ elaboration based on [10, 60, 61]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/67923e27082aa65dea3d70c7/j_acee-2024-0027_fig_002.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKFK3UWY4X%2F20260201%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260201T053138Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQC%2BemheDWlXmNnuFfG%2B3iAsBVy7lON351hjGy%2FWg3vKvwIhAIR65R2lwngana8C%2BWxY4%2F9H6lQKv4YXDdX7XG6z4sxRKsUFCMH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgyoNvrC7g7NFMv0pYQqmQUKQGC%2FOpD3DQZDJoR5ZocqrGfQN764%2FkK4DkZtGdZdwkRCG3UMuPsjD3CTDhZqMTUNaZlaJiI1VACNlNrOn%2FQj9tGp0syrcJ93peSrGdktsg1GGQyd367Anorc8zCbsfx08R4e%2FnrCw59eFKy5YYFE4sMTQoVL2GLfE72FOYXDUjK7fVfsDvjOx2g2qMvn8MoQx6t%2FOze7zEWqm3PdXR7oooOvh%2BpCeOgfMYRJDxGAqVbwYgDfsUv4fveNPpmmyItL%2Bt6EOUBi%2BSv2fdvV7CAjj622xAls9z5MKEQ7xk0yGmtJaJqjtQp93pgyKKaqNlZIJno%2FLRzh8ecpZsBxM%2FSHn5rTlGCZi9ok3kMvttEdvFp3s5FIK0%2B6RIQXoEcD4NyE275kSdCw4ZVjJmABqGwY1LFDSuJdCqB1p9n4O%2B6vSIOK64ZQ0HlEVcSIR86syTg1wwBS59JA%2FBzrYmK5YsjVuRBEyQlYIVnAx2n%2Bnqi%2FAdNG30qbSJAqJpAwG8VeVsqE0YRw29WK7WFbl5eleuzyvePj0Q4unLEjj69xVAbm33%2BknYkrjTLTl6aRwwS2JP08cdeqoBpW%2BiVMaJt1FbMvMRV5IZ%2BuQptImKk7pCzOHe3zjb5zK5IpcJLnSEj%2B3GJrVfyJk1cTfTXTuMsETxXXlMrmo7ma6vgRCXBDQpK1m1Z%2FTBnxk99T%2B7I%2BCwDXgyUmFzVQaCLCHNWpgL4mgihWLVy%2BJ%2FzQpgkycMK888sFNQMJFOOQ3nOmoy6IQp%2FzSmrFpJK4x4IkTOvo44LIJs1ir9QqjgSSfd05XtVU%2Bx7mX7Iv0VINIJBJ%2FpVuQOOjT3mGugEe4otZQX%2Fsre91zkuunZzNMoii48nl6Z%2Bx74DynE0KM0clg0CmrTDPoPrLBjqwAX8%2F50Uygq7sYA32l0wOn0SQzNKQvaWM28qJBxnIKst8zWlgwvCkKKIwfGdAk4pvI1tju1EM2Hpgxjo8h7zP0tbP2TYJGQ1te5xilQtVOAiaO9RwfacZaNGzjKAqNcDFNIxAhF87v6%2FjWtvBj5wRpXBptp%2B6EPQHGESZUjD3ZNmfZhpg4BCq1ltnRWsKHrq69fc%2FEZ%2FdqzFTPQekzIJEvkxiQvHsPOU3Lp2NsY0SdbV6&X-Amz-Signature=5c8a8a16bb4fb78aaf59d7b22d2e78d009589bbe20946a941154a09befb13427&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 3.
![Functional analysis of the area of the Anderlecht district, Cureghem within 1km of the Abattoir BIGH farm. Authors’ elaboration based on site research and [63]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/67923e27082aa65dea3d70c7/j_acee-2024-0027_fig_003.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKFK3UWY4X%2F20260201%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260201T053138Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQC%2BemheDWlXmNnuFfG%2B3iAsBVy7lON351hjGy%2FWg3vKvwIhAIR65R2lwngana8C%2BWxY4%2F9H6lQKv4YXDdX7XG6z4sxRKsUFCMH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgyoNvrC7g7NFMv0pYQqmQUKQGC%2FOpD3DQZDJoR5ZocqrGfQN764%2FkK4DkZtGdZdwkRCG3UMuPsjD3CTDhZqMTUNaZlaJiI1VACNlNrOn%2FQj9tGp0syrcJ93peSrGdktsg1GGQyd367Anorc8zCbsfx08R4e%2FnrCw59eFKy5YYFE4sMTQoVL2GLfE72FOYXDUjK7fVfsDvjOx2g2qMvn8MoQx6t%2FOze7zEWqm3PdXR7oooOvh%2BpCeOgfMYRJDxGAqVbwYgDfsUv4fveNPpmmyItL%2Bt6EOUBi%2BSv2fdvV7CAjj622xAls9z5MKEQ7xk0yGmtJaJqjtQp93pgyKKaqNlZIJno%2FLRzh8ecpZsBxM%2FSHn5rTlGCZi9ok3kMvttEdvFp3s5FIK0%2B6RIQXoEcD4NyE275kSdCw4ZVjJmABqGwY1LFDSuJdCqB1p9n4O%2B6vSIOK64ZQ0HlEVcSIR86syTg1wwBS59JA%2FBzrYmK5YsjVuRBEyQlYIVnAx2n%2Bnqi%2FAdNG30qbSJAqJpAwG8VeVsqE0YRw29WK7WFbl5eleuzyvePj0Q4unLEjj69xVAbm33%2BknYkrjTLTl6aRwwS2JP08cdeqoBpW%2BiVMaJt1FbMvMRV5IZ%2BuQptImKk7pCzOHe3zjb5zK5IpcJLnSEj%2B3GJrVfyJk1cTfTXTuMsETxXXlMrmo7ma6vgRCXBDQpK1m1Z%2FTBnxk99T%2B7I%2BCwDXgyUmFzVQaCLCHNWpgL4mgihWLVy%2BJ%2FzQpgkycMK888sFNQMJFOOQ3nOmoy6IQp%2FzSmrFpJK4x4IkTOvo44LIJs1ir9QqjgSSfd05XtVU%2Bx7mX7Iv0VINIJBJ%2FpVuQOOjT3mGugEe4otZQX%2Fsre91zkuunZzNMoii48nl6Z%2Bx74DynE0KM0clg0CmrTDPoPrLBjqwAX8%2F50Uygq7sYA32l0wOn0SQzNKQvaWM28qJBxnIKst8zWlgwvCkKKIwfGdAk4pvI1tju1EM2Hpgxjo8h7zP0tbP2TYJGQ1te5xilQtVOAiaO9RwfacZaNGzjKAqNcDFNIxAhF87v6%2FjWtvBj5wRpXBptp%2B6EPQHGESZUjD3ZNmfZhpg4BCq1ltnRWsKHrq69fc%2FEZ%2FdqzFTPQekzIJEvkxiQvHsPOU3Lp2NsY0SdbV6&X-Amz-Signature=868c831a9d7f662939bae55ca58f9d27321bca1f28b3f21cedb7ba54fc47c1d2&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 4.
![Functional analysis of the area of Roeselare within 1km of the Agrotopia farm. Authors’ elaboration based on site research and [65]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/67923e27082aa65dea3d70c7/j_acee-2024-0027_fig_004.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKFK3UWY4X%2F20260201%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260201T053138Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQC%2BemheDWlXmNnuFfG%2B3iAsBVy7lON351hjGy%2FWg3vKvwIhAIR65R2lwngana8C%2BWxY4%2F9H6lQKv4YXDdX7XG6z4sxRKsUFCMH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgyoNvrC7g7NFMv0pYQqmQUKQGC%2FOpD3DQZDJoR5ZocqrGfQN764%2FkK4DkZtGdZdwkRCG3UMuPsjD3CTDhZqMTUNaZlaJiI1VACNlNrOn%2FQj9tGp0syrcJ93peSrGdktsg1GGQyd367Anorc8zCbsfx08R4e%2FnrCw59eFKy5YYFE4sMTQoVL2GLfE72FOYXDUjK7fVfsDvjOx2g2qMvn8MoQx6t%2FOze7zEWqm3PdXR7oooOvh%2BpCeOgfMYRJDxGAqVbwYgDfsUv4fveNPpmmyItL%2Bt6EOUBi%2BSv2fdvV7CAjj622xAls9z5MKEQ7xk0yGmtJaJqjtQp93pgyKKaqNlZIJno%2FLRzh8ecpZsBxM%2FSHn5rTlGCZi9ok3kMvttEdvFp3s5FIK0%2B6RIQXoEcD4NyE275kSdCw4ZVjJmABqGwY1LFDSuJdCqB1p9n4O%2B6vSIOK64ZQ0HlEVcSIR86syTg1wwBS59JA%2FBzrYmK5YsjVuRBEyQlYIVnAx2n%2Bnqi%2FAdNG30qbSJAqJpAwG8VeVsqE0YRw29WK7WFbl5eleuzyvePj0Q4unLEjj69xVAbm33%2BknYkrjTLTl6aRwwS2JP08cdeqoBpW%2BiVMaJt1FbMvMRV5IZ%2BuQptImKk7pCzOHe3zjb5zK5IpcJLnSEj%2B3GJrVfyJk1cTfTXTuMsETxXXlMrmo7ma6vgRCXBDQpK1m1Z%2FTBnxk99T%2B7I%2BCwDXgyUmFzVQaCLCHNWpgL4mgihWLVy%2BJ%2FzQpgkycMK888sFNQMJFOOQ3nOmoy6IQp%2FzSmrFpJK4x4IkTOvo44LIJs1ir9QqjgSSfd05XtVU%2Bx7mX7Iv0VINIJBJ%2FpVuQOOjT3mGugEe4otZQX%2Fsre91zkuunZzNMoii48nl6Z%2Bx74DynE0KM0clg0CmrTDPoPrLBjqwAX8%2F50Uygq7sYA32l0wOn0SQzNKQvaWM28qJBxnIKst8zWlgwvCkKKIwfGdAk4pvI1tju1EM2Hpgxjo8h7zP0tbP2TYJGQ1te5xilQtVOAiaO9RwfacZaNGzjKAqNcDFNIxAhF87v6%2FjWtvBj5wRpXBptp%2B6EPQHGESZUjD3ZNmfZhpg4BCq1ltnRWsKHrq69fc%2FEZ%2FdqzFTPQekzIJEvkxiQvHsPOU3Lp2NsY0SdbV6&X-Amz-Signature=c841895c81ef00b6ed9a41ed072218f82c3f4602442f2548399e26f6912f2596&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 5.
![Functional analysis of the area of Romainville near Paris within 1km of the La Cité Maraîchère farm. Authors’ elaboration based on on-site research and [68]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/67923e27082aa65dea3d70c7/j_acee-2024-0027_fig_005.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKFK3UWY4X%2F20260201%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260201T053138Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPj%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQC%2BemheDWlXmNnuFfG%2B3iAsBVy7lON351hjGy%2FWg3vKvwIhAIR65R2lwngana8C%2BWxY4%2F9H6lQKv4YXDdX7XG6z4sxRKsUFCMH%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgyoNvrC7g7NFMv0pYQqmQUKQGC%2FOpD3DQZDJoR5ZocqrGfQN764%2FkK4DkZtGdZdwkRCG3UMuPsjD3CTDhZqMTUNaZlaJiI1VACNlNrOn%2FQj9tGp0syrcJ93peSrGdktsg1GGQyd367Anorc8zCbsfx08R4e%2FnrCw59eFKy5YYFE4sMTQoVL2GLfE72FOYXDUjK7fVfsDvjOx2g2qMvn8MoQx6t%2FOze7zEWqm3PdXR7oooOvh%2BpCeOgfMYRJDxGAqVbwYgDfsUv4fveNPpmmyItL%2Bt6EOUBi%2BSv2fdvV7CAjj622xAls9z5MKEQ7xk0yGmtJaJqjtQp93pgyKKaqNlZIJno%2FLRzh8ecpZsBxM%2FSHn5rTlGCZi9ok3kMvttEdvFp3s5FIK0%2B6RIQXoEcD4NyE275kSdCw4ZVjJmABqGwY1LFDSuJdCqB1p9n4O%2B6vSIOK64ZQ0HlEVcSIR86syTg1wwBS59JA%2FBzrYmK5YsjVuRBEyQlYIVnAx2n%2Bnqi%2FAdNG30qbSJAqJpAwG8VeVsqE0YRw29WK7WFbl5eleuzyvePj0Q4unLEjj69xVAbm33%2BknYkrjTLTl6aRwwS2JP08cdeqoBpW%2BiVMaJt1FbMvMRV5IZ%2BuQptImKk7pCzOHe3zjb5zK5IpcJLnSEj%2B3GJrVfyJk1cTfTXTuMsETxXXlMrmo7ma6vgRCXBDQpK1m1Z%2FTBnxk99T%2B7I%2BCwDXgyUmFzVQaCLCHNWpgL4mgihWLVy%2BJ%2FzQpgkycMK888sFNQMJFOOQ3nOmoy6IQp%2FzSmrFpJK4x4IkTOvo44LIJs1ir9QqjgSSfd05XtVU%2Bx7mX7Iv0VINIJBJ%2FpVuQOOjT3mGugEe4otZQX%2Fsre91zkuunZzNMoii48nl6Z%2Bx74DynE0KM0clg0CmrTDPoPrLBjqwAX8%2F50Uygq7sYA32l0wOn0SQzNKQvaWM28qJBxnIKst8zWlgwvCkKKIwfGdAk4pvI1tju1EM2Hpgxjo8h7zP0tbP2TYJGQ1te5xilQtVOAiaO9RwfacZaNGzjKAqNcDFNIxAhF87v6%2FjWtvBj5wRpXBptp%2B6EPQHGESZUjD3ZNmfZhpg4BCq1ltnRWsKHrq69fc%2FEZ%2FdqzFTPQekzIJEvkxiQvHsPOU3Lp2NsY0SdbV6&X-Amz-Signature=d5663427f48b049b3ff5b6a05a90c9f80739aaea429a24a0fe757d410f4396d0&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 6.

The goals of revitalisation were achieved in selected implementations_ Authors’ elaboration
| The goals of revitalisation | Agrotopia | La Cité Maraîchère | Abattoir BIGH |
|---|---|---|---|
| urban and architectural | |||
| renovation/modernisation | • | ∘ | • |
| conscious development of the cultural landscape | ∘ | • | • |
| technical | |||
| improving the quality of road infrastructure | ∘ | • | • |
| improving the quality of technical infrastructure | • | • | • |
| social | |||
| stopping the development of negative social trends | ∘ | • | • |
| counteracting pathologies and social exclusion | • | • | • |
| improving the state of security | ∘ | • | • |
| economical | |||
| promotion of entrepreneurship | • | • | • |
| development of tourism | ∘ | ∘ | ∘ |
| implementation of commercial projects | • | • | • |
| environmental | |||
| improvement of the state of the natural environment | • | • | • |
| elimination of pollution and emissions | • | • | • |
Functional analysis of selected cases_ Author’s elaboration
| area [sqm] | Agrotopia (Inagro) | La Cité Maraîchère | Abattoir BIGH |
|---|---|---|---|
| floor area/non-agricultural/ | 170 | 98 | 1.051 |
| communication | 221 | 305 | 568 |
| indoor agriculture | 5.307 | 1.213 | 1.321 |
| agriculture/communication | 379 | 234 | 1.654 |
| technical area | 2.338 | 473 | 46 |
| publicly-opened area | 2.443 | 333 | 337 |
| SIMPLIFIED TOTAL AREA (including construction) | 10.858 | 2.656 | 4.977 |
Average greenhouse sizes in France, Belgium and the Netherlands around 2012 and the related studied example_ The author’s elaboration is based on [51, 69–72]
| Belgium | France | the Netherlands | |
|---|---|---|---|
| Surface (out of which vegetable) | 1.27 (0.6) ha | 8.30 (3.14) ha | (3.81) ha |
| Covered surface | no data provided | 2,60 ha | 3,1 ha |
| source | (Rogge, Nevens and Gulinck 2008; Greenhouse Horticulture 2016) | (The Agricultural Counsellor 2021) | (Average utilized agricultural area n.d.; cbs Statistics Netherlands n.d.) |
| Agrotopia | La Cité Maraîchère | Abattoir BIGH | |
| Surface | 1.08 ha | 0.21 ha | 1.43 ha |
| (out of which vegetable) | (0.53) ha | (0.12) ha | (0.13) ha |
Quantitative results of literature searches in Web of Science and Elicit_org databases_ Authors’ elaboration based on databases analysis as of 20_07_2023
| keyword search | Web of Science | Elicit.org |
|---|---|---|
| urban agriculture + revitalisation | 15 [20–23] | >50 |
| urban agriculture + revitalisation + housing | 1 [24] | >50 |
| urban agriculture + revitalisation + Europe | 0 | >50 |
| urban agriculture + revitalisation + housing + Europe | 0 | >50 [25–33] |
Summary of elements of the low-cost specialisation business model of the analysed farms_ The author’s elaboration is based on [29]
| Agrotopia | La Cité Maraîchère | Abattoir BIGH | |
|---|---|---|---|
| Customer segments | People from the area requesting fresh vegetables | People from the area requesting fresh vegetables | People from the area requesting fresh vegetables |
| Agro-food industries | Families willing to cultivate plants | People from the area requesting leisure activities/enjoyment | |
| - | - | Families willing to cultivate plants | |
| Value proposition | Courses/Education | Courses/Education | Courses/Education |
| Low cost: economies of scale, partly also direct marketing | Low cost: economies of scale, partly also direct marketing | Rent-a-field (social fund) | |
| Specialities (niches) | - | Low cost: economies of scale, partly also direct marketing | |
| - | - | Specialities (niches) | |
| Channels | On-farm | On-farm | On-farm |
| Agro-food industries | Agro business | Agro-food industries | |
| Customer relationships | Personal to agro-food industries | Dedicated personal assistance | Personal to agro-food industries |
| Revenue streams | Short supply chains | Short supply chains | Short supply chains |
| Product sales | Product sales | Product sales | |
| High turnover per farmland unit | High turnover per farmland unit | ||
| Key resources | Farm location | Farm location | Farm location |
| Machinery/Equipment | Machinery/Equipment | Machinery/Equipment | |
| Irrigation infrastructure | Irrigation infrastructure | Irrigation infrastructure | |
| Labour | Land | Labour | |
| - | Labour | - | |
| Key activities | Production and long supply chain marketing | Direct sale | Direct sale |
| Standardised activities: fresh vegetables | Standardised activities: fresh vegetables | Production and long supply chain marketing | |
| - | - | Standardised activities: fresh vegetables and fish | |
| Key partnerships | Associations | Associations | Associations |
| Agro-food industries | Thematic Networks | Thematic Networks | |
| Cost structure | Wages | Wages | Wages |
| Water and electricity | Water and electricity | Water and electricity | |
| Running costs | Running costs | Running costs | |
| Equipment and machinery | Training | Equipment and machinery | |
| Cost reduction via specialisation | Equipment and machinery | Cost reduction via specialisation | |
| Certification | - | Certification | |
| Key conclusion | Focusing on very few products; often this product is used to broaden income sources. | Focusing on very few products; often this product is used to broaden income sources. | Focusing on very few products; often this product is used to broaden income sources. |
| Agribusiness | Good accessibility | Agribusiness | |
| Good accessibility | - | Good accessibility |
Quantitative search results on professional portals_ Authors’ elaboration based on dezeen_com and archdaily_com as of 20_07_2023
| keyword search | www.dezeen.com | www.archdaily.com |
|---|---|---|
| urban agriculture | 85 | 12.660 |
| revitalisation | 104 | 177 |
| Europe | 1.294 | 16.932 |
| housing | 725 | 3.686 |
| urban agriculture, revitalisation, housing | 0 | 221 |
| urban agriculture, revitalisation, housing, Europe | 0 | 4 |
| urban farming, revitalisation, housing, Europe | 0 | 85 |
Implementation of the principles of Green Urbanism_ The author’s elaboration is based on [27]
| Agrotopia | La Cité Maraîchère | Abattoir BIGH | |
|---|---|---|---|
| Energy and materials | |||
| Local Food | • | • | • |
| Zero Waste Concept | • | • | • |
| Local Materials | ∘ | ∘ | ∘ |
| Renewable Energy | • | • | • |
| Socio-cultural features | |||
| Special strategies for developing cities | ∘ | ∘ | ∘ |
| Liveability, health and mixed-use | • | • | • |
| Cultural heritage | • | • | |
| Governance and leadership | • | • | • |
| Education and research | • | • | • |
| Urban planning and transport | |||
| Transport and public space | ∘ | • | • |
| Climate and context | • | • | • |
| Density and retrofitting | • | • | • |
| Green buildings and districts | • | • | • |
| Water and biodiversity | |||
| Landscape, gardens and biodiversity | • | • | • |
| Water management | • | • | • |