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Collection phase
The UNA has collected nature-based solutions in several phases:
  • As part of the Naturvation H2020 project, 1000 projects were included from 100 European cities (2017-2021);
  • A collection of 120 climate-focused global cases was funded by the British Academy (BA) in preparation for the 2021 United Nations Climate Change Conference COP26 (2021);
  • An extension of 100 Asian projects was supported by the Asia-Europe Foundation (ASEF) to increase ASEAN member states’ capacity to implement nature-based solutions (2022).

Projects

17 Results
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A Green River for Milan
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development
Grey infrastructure featuring greens Parks and urban forests
Milano, Italy

A Green River for Milan

With the "Green River" for Milan, the design team coordinated by Stefano Boeri has proposed an urban reforestation project that aims to realise on 90% of the seven…
BudgetUnknown
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Coastal Afforestation
Climate action for adaptation, resilience and mitigation (SDG 13) Coastal resilience and marine protection (SDG 14) Green space, habitats and biodiversity (SDG 15) Water management (SDG 6)
Blue infrastructure Grey infrastructure featuring greens
Chittagong, Bangladesh

Coastal Mangrove Afforestation

Bangladesh Forest Department (BFD), as a part of its annual development programme, has been leading the coastal afforestation programme to stabilize Bangladesh’s coastline…
BudgetMore than €4,000,000
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Cycle route Rheinische Bahn (2018)
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Health and well-being (SDG 3)
Grey infrastructure featuring greens Blue infrastructure Parks and urban forests
Essen, Germany

Cycle route Rheinische Bahn

A 21-kilometer regional cycle and footpath between the cities of Essen, Mülheim am der Ruhr and Duisburg was developed from the former unused railway route of the Rheinische…
BudgetMore than €4,000,000
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Trees being planted in a town square
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3) Economic development and employment (SDG 8) Cultural heritage and cultural diversity
Grey infrastructure featuring greens Parks and urban forests Community gardens and allotments Blue infrastructure Green areas for water management
Nancy, France

Eco-District Nancy Grand Coeur

"Nancy Grand Coeur" is the name of an urban renewal planning project in Nancy, which included several blue and green interventions. This area of Nancy received in…
BudgetUnknown
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Industrial buildings surrounded by trees and greenery
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Health and well-being (SDG 3) Economic development and employment (SDG 8) Cultural heritage and cultural diversity
Grey infrastructure featuring greens Blue infrastructure Parks and urban forests
Essen, Germany

Emscher Landscape Park programme

Emscher Landschaftspark is a regional park system in the northern Ruhr area. It is a regional cooperation project between several post-industrial cities that want to create a…
BudgetMore than €4,000,000
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Foresta Plan 2030
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Regeneration, land-use and urban development Social justice, cohesion and equity (SDG 10)
Grey infrastructure featuring greens Parks and urban forests
Murcia, Spain

Foresta Plan 2030

It started with the “Let’s Plant for the Earth, Let’s Plant for Murcia” project, as Murcia’s committed to the United Nations Billion Trees Campaign. The city of Murcia…
BudgetUnknown
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A field with rolling green hills
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Cultural heritage and cultural diversity Health and well-being (SDG 3) Social justice, cohesion and equity (SDG 10) Economic development and employment (SDG 8) Sustainable consumption and production (SDG 12)
Blue infrastructure Community gardens and allotments Grey infrastructure featuring greens Parks and urban forests
Saint-Etienne, France

Green and Blue Corridors Enhancement Plan

"On June 1st 2017, Saint-Etienne Métropole officially committed itself to the implementation of measures to promote the circulation of wildlife between the different…
BudgetMore than €4,000,000
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Planting works on Mount Batareinaya (2019)
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Regeneration, land-use and urban development
Grey infrastructure featuring greens Parks and urban forests Community gardens and allotments
Ulan-Ude, Russia

Green City

In 2019, in the city of Ulan-Ude, the most comprehensive and large-scale action "Green City" was launched [2,3,4,5,12], with the goal of creating an efficient and…
BudgetMore than €4,000,000
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Sofia Green Rails
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Environmental quality Regeneration, land-use and urban development Inclusive and effective governance (SDG 16) Economic development and employment (SDG 8)
Grey infrastructure featuring greens
Sofia, Bulgaria

Green railways for the city tram

Thanks to an initiative by the citizens of Sofia, called Green Rails in Sofia, grass was planted by the Municipality on a an area of newly reconstructed tram line in Sofia.…
BudgetUnknown
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Green Ventilation Corridors
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Inclusive and effective governance (SDG 16) Health and well-being (SDG 3)
Grey infrastructure featuring greens Parks and urban forests
Stuttgart, Germany

Green Ventilation Corridors

The Green Ventilation Corridors network in Stuttgart, Germany is an implemented nature-based solution coupled with regulatory policies and incentives. Within this initiative…
BudgetUnknown
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Green Tram Track
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Regeneration, land-use and urban development
Grey infrastructure featuring greens
Stuttgart, Germany

Greened-over urban railway tracks (grass tracks)

Greened-over urban railway tracks (grass tracks) is a city-wide program in Stuttgart which assumes the construction of tram lines with grassed-over tracks. This applies not…
BudgetUnknown
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Medway Green Belt
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Inclusive and effective governance (SDG 16) Health and well-being (SDG 3) Economic development and employment (SDG 8) Cultural heritage and cultural diversity
Grey infrastructure featuring greens Blue infrastructure Parks and urban forests Community gardens and allotments
Medway, United Kingdom

Medway Green Grid

The Green Grid aimed to link urban and rural neighborhoods with a network of quality green spaces and corridors of landscape, recreational and ecological value. The aim was…
BudgetMore than €4,000,000
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Area view
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Health and well-being (SDG 3)
Grey infrastructure featuring greens Parks and urban forests
Palermo, Italy

Regeneration of the Central station area

The Lolli-Malaspina area of the central station intervention aims to replace the current urban space and to replace it with a system that can complete and integrate the…
Budget€500,000 - €2,000,000
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Plan of the NBS area
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Social justice, cohesion and equity (SDG 10)
Grey infrastructure featuring greens Parks and urban forests
Palermo, Italy

RUIS project – urban regeneration and security

The project RUIS (Riqualificazone Urbana Infrastrutture e Sicurezza), stands for the regeneration of urban infrastructure and safety. The initiative is carried out by the…
BudgetMore than €4,000,000
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A body of water with plants and reflected clouds
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Cultural heritage and cultural diversity Health and well-being (SDG 3) Inclusive and effective governance (SDG 16) Social justice, cohesion and equity (SDG 10) Economic development and employment (SDG 8) Sustainable consumption and production (SDG 12)
Blue infrastructure Community gardens and allotments Grey infrastructure featuring greens Nature on buildings (external) Parks and urban forests
Rouen, France

Wetland of Repainville

"Formerly a 10 hectare market gardening site, the Repainville area is rich in environmental potential: ponds, streams, springs ... the aquatic environment is present…
Budget€500,000 - €2,000,000
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Yearly maintenance of green surfaces
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Environmental quality Regeneration, land-use and urban development Inclusive and effective governance (SDG 16) Health and well-being (SDG 3)
Grey infrastructure featuring greens Parks and urban forests
Zagreb, Croatia

Yearly maintenance of green surfaces

On a yearly basis, the city of Zagreb, Zagrebački holding plants new trees and bushes to maintain Zagreb as a green city with 114 hectares of green spaces (Ref 2). Also…
BudgetUnknown
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