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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

70 Results
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Podberenka river in winter
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3)
Blue infrastructure Green areas for water management
Izhevsk, Russia

"Let's return the rivers to the city" campaign

In 2019, the public initiative "Let's return the rivers to the city" campaign united public forces around the Podborenka river, which flows through the…
BudgetUnknown
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Overview image of the Misheel botanical garden
Environmental quality Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development 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)
Blue infrastructure Community gardens and allotments Grey infrastructure featuring greens Parks and urban forests
Ulaanbaatar, Mongolia

"Misheel" botanical garden

The Misheel Botanical Garden is a large park located in Ulaanbaatar, Mongolia, established in 2021 along the Tuul River. The project was carried out by "Misheel Group…
Budget€500,000 - €2,000,000
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Arhus river project
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3) Economic development and employment (SDG 8)
Parks and urban forests Blue infrastructure Green areas for water management
Århus, Denmark

Aarhus River Project

The project was about restoration of the Aarhus river. The river was piped during the 1930s for hygienic reasons and to give space for road infrastructure. In 1989, the city…
BudgetMore than €4,000,000
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Pictures of deer grazing on trees and grass in vegetated area
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)
Blue infrastructure Parks and urban forests
Augsburg, Germany

Backwaters management in the city forest

Management of natural lime-dry grasslands on gravel banks in Augsburg is conducted by the Landcape Association of the City of Augsburg (Bavaria, Germany). 300 ha of biotopes…
Budget€50,000 - €100,000
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bayangol_park_1
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Water management (SDG 6) 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
Ulaanbaatar, Mongolia

Bayangol Park

Bayangol park is located in the Bayangol district of Ulaanbaatar along the Tuul riverside. The "Bayangol Agropark" was originally established in 2014 under the…
Budget€500,000 - €2,000,000
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Kallang River before and after naturalisation
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Water management (SDG 6) Health and well-being (SDG 3) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Green areas for water management Parks and urban forests
Singapore, Singapore

Bishan-Ang Mo Kio Park & Kallang River Restoration

The redevelopment of the Bishan-Ang Mo Kio Park (Singapore) saw the naturalisation of the previously channelised Kallang River, as well as the installation of wetland cells…
BudgetMore than €4,000,000
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Pond in Kathmandu
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Water management (SDG 6) Cultural heritage and cultural diversity Social justice, cohesion and equity (SDG 10)
Blue infrastructure Grey infrastructure featuring greens Parks and urban forests
Kathmandu, Nepal

Blue Green Infrastructure Mapping

The Blue-Green Infrastructure (BGI) Mapping is the initiative for Identification, Mapping, and Promotion of Blue and Green Infrastructures for Sustainable Urban Ecosystem in…
BudgetUnknown
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People in greenhouse viewing renovation
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3) Economic development and employment (SDG 8) Cultural heritage and cultural diversity
Parks and urban forests Community gardens and allotments Blue infrastructure Nature in buildings (indoor)
Rouen, France

Botanical garden and its greenhouses renovation

Located in the south of the town, this garden is an ideal place for family walks. Very popular, it also responds to a scientific vocation for the conservation of plant…
Budget€500,000 - €2,000,000
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Cheonggyecheon Before
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Water management (SDG 6) Cultural heritage and cultural diversity Economic development and employment (SDG 8)
Blue infrastructure Parks and urban forests
Seoul, South Korea

Cheonggyecheon Stream Restoration Project

The Cheonggyecheon Stream Restoration Project saw the dismantling and removal of an elevated freeway and the uncovering of a 5.84km section of the Cheonggyecheon historic…
Budget€100,000 - €500,000
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Proposed intervention in the historic neighbourhood of Mylapore © Ooze
Climate action for adaptation, resilience and mitigation (SDG 13) Regeneration, land-use and urban development Water management (SDG 6) Cultural heritage and cultural diversity Inclusive and effective governance (SDG 16) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Green areas for water management
Chennai, India

City of 1,000 Tanks

The ‘City of 1,000 Tanks’ project offers a holistic solution to the problems of floods, water scarcity and pollution in Chennai (Ref. 1). The project's primary objective…
BudgetUnknown
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Connswater greenway
Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Environmental quality Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3) Economic development and employment (SDG 8)
Blue infrastructure Parks and urban forests
Belfast, United Kingdom

Connswater Community Greenway

The Connswater Community Greenway has created a 9km linear park project in East Belfast following the course of the Connswater, Knock and Loop Rivers, connecting the open and…
Budget€2,000,000 - €4,000,000
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Balili River Constructed Wetland
Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Economic development and employment (SDG 8)
Blue infrastructure
La Trinidad, Philippines

Constructed wetland for Balili River

Balili River, situated in the province of Benguet, is among the many urban rivers in the Philippines that suffer from severe pollution due to various human activities.…
BudgetUnknown
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Crayfish Action Sheffield Project
Green space, habitats and biodiversity (SDG 15)
Blue infrastructure
Sheffield, United Kingdom

Crayfish Action Sheffield Project

Two of Sheffield's rivers, the Limb Brook and the Porter Brook, have been identified as having strong populations of native white-clawed crayfish. The native crayfish is…
BudgetUnknown
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DifferentLayersOfForestEcosystem
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Health and well-being (SDG 3) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Parks and urban forests
Delhi, India

Delhi Biodiversity Parks

Delhi Development Authority (DDA) has established a network of Biodiversity Parks in Delhi with unique landscapes that harbour a diversity of plants, animals and microbes…
BudgetUnknown
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Architectural drawing of a canal system with surrounding vegetation
Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Health and well-being (SDG 3) Inclusive and effective governance (SDG 16) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Grey infrastructure featuring greens Parks and urban forests
Plovdiv, Bulgaria

Ecopark Maritsa

Funded by the ERDF through the financial instrument JESSICA, the aim of the ecopark is to compensate for the tree felling during the construction of the second rowing canal…
BudgetMore than €4,000,000
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Reforestation to prevent landslides and soil erosion in Xalapa
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Environmental quality
Blue infrastructure Parks and urban forests Green areas for water management
Xalapa city, Mexico

Ecosystem-based Adaptation in Xalapa

Xalapa is located beneath towering volcanic peaks in the Sierra Madre Oriental, and the city is crossed by at least five minor streams, seven rivers, and it has four man-made…
Budget€2,000,000 - €4,000,000
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