Welcome to RegionsAdapt Playbook

  • Why Subnational Adaptation Matters

    Discover why states, provinces, and regions are at the frontline of climate adaptation, and explore how evolving global adaptation frameworks are shaping action and resilience across territories.

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  • Explore RegionsAdapt Core Principles

    Discover how RegionsAdapt members are defining what strong, regionally led adaptation looks like, through shared principles that connect global resilience frameworks with practical territorial action.

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RegionAdapt step-by-step guidance

Explore tools and recommendations to implement the RegionsAdapt commitments

Member-exclusive

Assess climate changes impacts through risk and vulnerability assessments that include all vulnerable communities

Explore Step

Adopt an ambitious adaptation plan or programme, mainstreaming adaptation and including the most vulnerable populations

Explore Step

Implement concrete adaptation actions in identified priority areas

Explore Step

Measure Progress & report annually to inform and improve policies and actions, including through CDP States & Regions reporting platform

Explore Step
Assess Plan Act Report
01 Assess

Assess climate changes impacts through risk and vulnerability assessments that include all vulnerable communities

02 Plan

Adopt an ambitious adaptation plan or programme, mainstreaming adaptation and including the most vulnerable populations

03 Act

Implement concrete adaptation actions in identified priority areas

04 Report

Measure Progress & report annually to inform and improve policies and actions, including through CDP States & Regions reporting platform

RegionsAdapt Resources

Discover the latest insights, resources, and stories from our community

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10 Years of RegionsAdapt: “Without Regions, Adaptation Stays on Paper”
27 July at 5:42 pm

10 Years of RegionsAdapt: “Without Regions, Adaptation Stays on Paper”

As RegionsAdapt marks its 10th anniversary, we look back at the
Opinion | Ten Years of RegionsAdapt: What Regional Climate Action Tells Us About the Future of Adaptation
13 July at 3:23 pm

Opinion | Ten Years of RegionsAdapt: What Regional Climate Action Tells Us About the Future of Adaptation

Opinion by Mélisa Cran, RegionsAdapt Program Manager  Ten years ago, the
CDP Regions4 States and Regions Climate Action Summary Report 2025

CDP Regions4 States and Regions Climate Action Summary Report 2025
REGIONSADAPT BRIEF FOR ACTION – Strenthening Municipal Action through Regional Action
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REGIONSADAPT BRIEF FOR ACTION – Strenthening Municipal Action through Regional Action
10 Years of RegionsAdapt: How a Shared Vision Became a Global Movement for Climate Adaptation
07 July at 4:19 pm

10 Years of RegionsAdapt: How a Shared Vision Became a Global Movement for Climate Adaptation

As RegionsAdapt marks its 10th anniversary, we look back at the
Catalonia strengthens Mediterranean cooperation for climate resilience and biodiversity

Catalonia strengthens Mediterranean cooperation for climate resilience and biodiversity

Spain

Mediterranean regions around the world face common climate challenges. Droughts, wildfires, and extreme heat are
Collaborating Across Municipalities to Preserve Rio de Janeiro’s Biodiversity and Protected Areas 

Collaborating Across Municipalities to Preserve Rio de Janeiro’s Biodiversity and Protected Areas 

Brazil

As biodiversity loss accelerates and urban pressures expand, strengthening conservation efforts
Aligning biodiversity and climate policy for resilient communities in Scotland

Aligning biodiversity and climate policy for resilient communities in Scotland

United Kingdom

In Scotland, biodiversity loss and climate change are being addressed through
#RegionsVoice 2026

#RegionsVoice 2026

Explore how Regions4 members and partner regions are turning global goals
REGIONSADAPT BRIEF FOR ACTION – Mobilising Subnational Investment for Climate Resilience
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REGIONSADAPT BRIEF FOR ACTION – Mobilising Subnational Investment for Climate Resilience
Aichi Prefectural Government: Connecting Local Conservation to Global Biodiversity Goals in Japan

Aichi Prefectural Government: Connecting Local Conservation to Global Biodiversity Goals in Japan

Japan

Delivering 30×30: Regions turning global biodiversity commitments into coordinated territorial action
California’s 30×30: Protecting Nature, Lands, and Coastlines by 2030 

California’s 30×30: Protecting Nature, Lands, and Coastlines by 2030 

USA

Delivering 30×30: Regions turning global biodiversity commitments into coordinated territorial action
Putting Communities at the Heart of Conservation in Québec 

Putting Communities at the Heart of Conservation in Québec 

Quebec

Delivering 30×30: Regions turning global biodiversity commitments into coordinated territorial action
REGIONSADAPT BRIEF FOR ACTION: How to apply the Global Goal on Adaptation and its indicator to local and regional realities?
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REGIONSADAPT BRIEF FOR ACTION: How to apply the Global Goal on Adaptation and its indicator to local and regional realities?
Forests of Tomorrow: Restoring the Atlantic Forest in Rio de Janeiro 

Forests of Tomorrow: Restoring the Atlantic Forest in Rio de Janeiro 

Brazil

Delivering 30×30: Regions turning global biodiversity commitments into coordinated territorial action
Lombardy’s Experimental Feeding Station: A Nature-Based Solution for Scavenger Birds

Lombardy’s Experimental Feeding Station: A Nature-Based Solution for Scavenger Birds

Italy

The Lombardy Region launched an experimental feeding station to protect vulnerable scavenger birds
How Scotland Is Preparing for Climate Change: a Just and Measurable Adaptation Plan

How Scotland Is Preparing for Climate Change: a Just and Measurable Adaptation Plan

United Kingdom

The RegionsAdapt Spotlight Series highlights how regional governments are transforming adaptation
Financing Climate Adaptation: From Urgency to Action – Insights from the Pathways2Resilience Workshop in Normandie, France
28 January at 8:00 am

Financing Climate Adaptation: From Urgency to Action – Insights from the Pathways2Resilience Workshop in Normandie, France

On 28 January 2026, the Pathways2Resilience (P2R) EU project, together with
Regions4 Contributions and Outcomes: Local Leaders Forum and COP30

Regions4 Contributions and Outcomes: Local Leaders Forum and COP30
RegionsAdapt Report 2025: Financing Adapation Where Change Happens: Scaling subnational action to close the gap

RegionsAdapt Report 2025: Financing Adapation Where Change Happens: Scaling subnational action to close the gap
The RegionsAdapt Report 2025 is out: Discover how financing adaptation is making a real difference where change happens
16 October at 2:29 pm

The RegionsAdapt Report 2025 is out: Discover how financing adaptation is making a real difference where change happens

As global climate impacts intensify, adaptation remains dramatically under-funded – while
From Regional Action to Global Impact: Positioning Subnational Leaders for COP17 Global Review Process
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From Regional Action to Global Impact: Positioning Subnational Leaders for COP17 Global Review Process
Partnering for Resilience: How Subnational Governments Are Engaging the Private Sector in Climate Adaptation 
01 September at 11:15 am

Partnering for Resilience: How Subnational Governments Are Engaging the Private Sector in Climate Adaptation 

Subnational governments are partnering with the private sector, especially SMEs, to drive climate adaptation and resilience through innovative finance, policy, and nature-based solutions.
REGIONSADAPT BRIEF FOR ACTION – Subnational Governments Collaboration with the Private Sector for Accelerated Climate and Nature Action
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REGIONSADAPT BRIEF FOR ACTION – Subnational Governments Collaboration with the Private Sector for Accelerated Climate and Nature Action
RegionsAdapt members featured by UN Climate Change Champions for their work on Indigenous-led resilience 
11 August at 11:28 am

RegionsAdapt members featured by UN Climate Change Champions for their work on Indigenous-led resilience 

RegionsAdapt members have been spotlighted in the Climate Champions’ work for their leadership in Indigenous-led climate adaptation. 
Ocean Solutions at Scale: Empowering Subnational Action for Restoring the Health of Marine Ecosystems
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Ocean Solutions at Scale: Empowering Subnational Action for Restoring the Health of Marine Ecosystems
From the Coastline Up: Regions4 at the UN Ocean Conference 2025
02 July at 2:25 pm

From the Coastline Up: Regions4 at the UN Ocean Conference 2025

By Ágatha Tommasi Sustainable Development Goals Liaison Officer in Regions4 Environmental Engineer in
BRIEF FOR ACTION – Regional Leadership on Loss and Damage
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BRIEF FOR ACTION – Regional Leadership on Loss and Damage

Belgium, South Africa, United Kingdom
Pathways2Resilience Second Call for Regions and Communities
15 May at 12:00 pm

Pathways2Resilience Second Call for Regions and Communities

We are excited to share the latest updates on a key
Pathways2Resilience: Supporting European Regions In Building Climate Resilience
12 December at 12:47 pm

Pathways2Resilience: Supporting European Regions In Building Climate Resilience

We are excited to share the latest updates on a key

Why Subnational Adaptation Matters

Understanding subnational leadership

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Building Regional Resilience

Defining RegionsAdapt Core Principles

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