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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

1632 Results
64 of 102 pages
Pollution Mitigation at Altynalmas Goldmines
Environmental quality Green space, habitats and biodiversity (SDG 15) Health and well-being (SDG 3) Inclusive and effective governance (SDG 16)
Parks and urban forests
Stepnogorsk, Kazakhstan

Pollution Mitigation at the Altynalmas Goldmines

The Sustainable Kazakhstan Research Institute (SKRI) at Narxoz University has developed "phytocapture," an innovative solution to deal with airborne dust. A…
BudgetUnknown
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Park for children with slide and a pair of swings
Climate action for adaptation, resilience and mitigation (SDG 13) Environmental quality Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development Health and well-being (SDG 3) Social justice, cohesion and equity (SDG 10) Economic development and employment (SDG 8)
Parks and urban forests
Cagliari (FUA), Italy

PON Metro Cagliari - Green Areas

In January 2024, the municipality of Cagliari inaugurated three new green areas in the city, adding five and a half hectares of green spaces for residents to enjoy. These…
BudgetUnknown
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Poppintree Park
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Health and well-being (SDG 3) Inclusive and effective governance (SDG 16) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Green areas for water management Parks and urban forests
Dublin (FUA), Ireland

Poppintree Park

Ballymun is a suburban area on the north side of Dublin, Ireland. Originally developed in the 1960s, Ballymun was built to address Dublin’s post-war housing shortages, with…
BudgetMore than €4,000,000
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Porous Alley Boston
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6)
Green areas for water management
Boston, United States

Porous Alley Demonstration Project

The Porous Alley consists of a strip of porous asphalt in a public alley aimed at filtering stormwater and managing runoff in the affluent South End neighbourhood of Boston.…
Budget€50,000 - €100,000
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Port Sunlight River Park in Wirral
Coastal resilience and marine protection (SDG 14) 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
Parks and urban forests Blue infrastructure
Wirral, United Kingdom

Port Sunlight River Park

Port Sunlight River Park has been transformed from a closed landfill site to a 28-hectare park providing a popular community space with an array of walkways, wildlife,…
Budget€2,000,000 - €4,000,000
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Portland Ecoroof 1
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
Nature on buildings (external) Green areas for water management
Portland, United States

Portland Ecoroofs

Since 2008, the City of Portland, Oregon has used various policies and programming to encourage the use of eco-roofs (vegetated roofs) throughout the city to address…
BudgetMore than €4,000,000
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Porto Biospots Network
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
Porto, Portugal

Porto Biospots Network

The Porto Biospots Network is a partnership of the Municipality with "Infraestruturas de Portugal", and is a network of urban forest areas (predominantly…
Budget€10,000 - €50,000
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University of Portsmouth Library extension
Water management (SDG 6) Green space, habitats and biodiversity (SDG 15)
Nature on buildings (external) Green areas for water management
Portsmouth, United Kingdom

Portsmouth University Library extension project

The University of Portsmouth Library extension project includes a green roof with sustainability features signed up to a Building Research Establishment Environmental…
BudgetUnknown
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Portsmouth Water Drought Garden
Water management (SDG 6) Green space, habitats and biodiversity (SDG 15) Regeneration, land-use and urban development
Grey infrastructure featuring greens
Portsmouth, United Kingdom

Portsmouth Water Drought Garden

The drought-tolerant garden was established by Portsmouth Water at its Head Office entrance in 2007. The plants in the garden, all of which require little or no watering,…
BudgetNot applicable
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Urban Meadow Bed at Lake Road, Portsmouth (2017)
Green space, habitats and biodiversity (SDG 15) Health and well-being (SDG 3)
Grey infrastructure featuring greens Parks and urban forests
Portsmouth, United Kingdom

Portsmouth’s Urban Meadows

In 2017, Park Service of Portsmouth City Council has introduced a new approach to its annual 'In Bloom' campaign, aiming at increasing urban biodiversity, promoting…
BudgetLess than €10,000
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Pre Muche
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) Sustainable consumption and production (SDG 12)
Parks and urban forests Community gardens and allotments
Lille, France

Pre-Muché community garden

The Pré Muché garden is part of the AJONC, Amis des Jardins Ouverts et néanmoins clôturés. This is the community garden of the St-Maurice Pellevoisin neighbourhood. Located…
BudgetUnknown
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Photo 1
Climate action for adaptation, resilience and mitigation (SDG 13) Green space, habitats and biodiversity (SDG 15) Water management (SDG 6) Social justice, cohesion and equity (SDG 10)
Blue infrastructure Grey infrastructure featuring greens Parks and urban forests
Douala, Cameroon

Preservation of tree species in Douala

Douala is the economic capital of Cameroon and one of its largest cities. The city is located on the banks of the Wouri River (hence a port city) and its climate is tropical…
BudgetUnknown
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A stone-terraced garden with people on the upper level
Green space, habitats and biodiversity (SDG 15) Inclusive and effective governance (SDG 16) Social justice, cohesion and equity (SDG 10) Health and well-being (SDG 3) Economic development and employment (SDG 8) Cultural heritage and cultural diversity Sustainable consumption and production (SDG 12)
Parks and urban forests Community gardens and allotments Nature in buildings (indoor)
Marseille (FUA), France

Preserving biodiversity in Conservatoire des Restanques

"The Conservatoire des Restanques is dedicated to preserving biodiversity (conservation orchard, forgotten vegetable garden, Mediterranean garden with the typical plant…
Budget€10,000 - €50,000
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President Place Building Garden
Climate action for adaptation, resilience and mitigation (SDG 13) Water management (SDG 6) Green space, habitats and biodiversity (SDG 15)
Nature on buildings (external) Grey infrastructure featuring greens
Ho Chi Minh, Vietnam

President Place Green Building

Having been awarded the LEED Gold certification, the President Place building is considered the greenest building in the city. The building has been designed to create an…
BudgetUnknown
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Private vegetable and fruit gardening in Marousi
Green space, habitats and biodiversity (SDG 15) Health and well-being (SDG 3) Economic development and employment (SDG 8) Sustainable consumption and production (SDG 12)
Parks and urban forests Community gardens and allotments
Athens, Greece

Private vegetable and fruit gardening in Marousi

Restructuring a public derelict land into few private vegetable and fruit gardens. The gardeners practice organic gardening making it more sustainable. This provides foods as…
Budget€10,000 - €50,000
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Example of a productive backyard, with a woman standing in the middle of her backyard and the crops in the back
Green space, habitats and biodiversity (SDG 15) Social justice, cohesion and equity (SDG 10) Sustainable consumption and production (SDG 12)
Community gardens and allotments
Cartagena (FUA), Colombia

Productive backyards program

The Productive Backyards Program is led by the NGO Granitos de Paz with the goal of promoting food security and income generation for vulnerable families in Cartagena. The…
BudgetUnknown
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