1. Home
  2. Knowledge Base | PreventionWeb
  3. Themes

Small Island Developing States

Disaster risk management, disaster risk reduction, disaster preparedness and long-term recovery in the context of Small Island Developing States (SIDS). Τhis theme covers the unique and particular vulnerabilities of SIDS as well as SIDS’ exposure to climate hazards and sea-level rise.

Latest Small Island Developing States additions in the Knowledge Base

Utility workers repairing fallen power lines in a city street, highlighting teamwork and infrastructure maintenance.
Jessica Mosahari
Pacific SIDS need resilient, interconnected infrastructure and better-aligned climate finance to manage converging risks. The article highlights locally adapted standards, usable risk information, early warnings and coordinated, long-term investment.
Case study
Location: Americas
This case study shows how partnerships between CDB, UWI and CIMH are improving climate data, risk information and decision-making to strengthen preparedness, risk-informed investments and long-term resilience across the Caribbean.
  • Intra Africa, Caribbean and Pacific (ACP) Disaster Risk Reduction Programme (DRRP)
Update
Africa: Strengthening disaster telecommunications resilience

National Emergency Telecommunication Plans help governments, operators and responders maintain communications before, during and after disasters, strengthening preparedness, early warning, response and recovery while building resilience.

International Telecommunication Union (ITU)
Nature-based solutions in Small Island Developing States can generate "triple wins" for climate adaptation, biodiversity, and people thumbnail
Documents and publications

This brief identifies key policy implications based on a systematic review of 49 studies covering 53 nature-based interventions across 26 Small Island Developing States (SIDS) worldwide.

University of Oxford
Update
Seychelles ramps up preparedness with direct cash transfer agreement

The agreement will allow Seychelles to rapidly access funds for household cash transfers following climate shocks such as floods, landslides and tsunamis, with the ASP acting as the delivery channel for these transfers to affected individuals and families

African Risk Capacity
The 2025 small island developing states report of the Lancet Countdown on health and climate change: building resilience in the face of rising heat thumbnail
Documents and publications

This 2025 Lancet Countdown report finds rising heat, drought and climate-related health risks are threatening SIDS, while adaptation and climate finance efforts remain insufficient.

The Lancet Global Health
Farmers irrigating in an African farm
Update
Comoros: Taking climate action from promise to progress

Despite the challenges it faces and the limited resources at its disposal, the Government of the Union of the Comoros is working to protect hard-earned development gains and chart a course to a low-carbon, climate-resilient future.

United Nations Development Programme (UNDP)
Meetings and conferences
Online
Scaling adaptation finance is an urgent priority for climate-vulnerable countries – particularly LDCs and SIDS. This webinar brings together new evidence and real-world experience to explore what is working – and what needs to change.
Damaged buildings in Kingston Jamaica in aftermath of Hurricane Melissa
Last updated 31 Mar 2026
Hurricane Melissa was a Category 5 storm that devastated communities across Jamaica, Cuba and Haiti in October 2025. First making landfall on the south coast of Jamaica, Melissa was one of the most powerful landfalling hurricanes ever recorded.
Fragile prosperity: Natural disasters and economic growth in small island developing states  thumbnail
Documents and publications

Climate-related disasters significantly hinder medium-term economic growth in Small Island Developing States, exposing structural vulnerabilities and the need for greater economic diversification and resilience.

United Nations Conference on Trade and Development (UNCTAD)
Meetings and conferences
Online
The joint CDRI-ADB Dialogue Series on the topic of Building Resilience of Infrastructure in Atoll Nations represents a collaborative initiative to address the most pressing infrastructure challenges in faced by these countries.
Villagers on Tanna Island, Vanuatu, perform traditional ceremonies in the shadow of Mt Yasur, an active volcano.
Maëlle Calandra
Maëlle Calandra, a disaster anthropologist and a research fellow was interviewed by PreventionWeb to find out how disasters on the island of Tongoa and the socio-cultural realities of its people interact in such a hazard-prone area.
SIDS4: Ensuring a Multi-hazard approach in the implementation of the Early Warning for All Initiative (EW4ALL)
Update
Building climate-resilient transport systems in SIDS

The World Bank has developed an approach called the Transport Infrastructure Lifecycle Framework to support SIDS enhance the resilience of their road, maritime, and aviation sectors.

Global Center on Adaptation
Journalists are discussing with Port Louis engineers during a field visit in the context of a workshop on risk communications in Mauritius, 27-29 October 2025.
Update
African SIDS journalists lead the way in risk communication

UNESCO, the African Union of Broadcasting (AUB), and UNDRR joined forces to support media organizations in four African SIDS - Cabo Verde, Comoros, Mauritius, and São Tomé and Príncipe.

United Nations Office for Disaster Risk Reduction (UNDRR)
Update
Study provides forecasts of remote islands’ vulnerability to SLR

Low-lying atoll islands are among the most vulnerable places on Earth due to rising sea levels and, when they flood, it is disruptive and potentially hazardous.

University of Plymouth
Satellite infrared image Hurricane Melissa
Update
Hurricane Melissa and the Caribbean’s compounding disaster trap

Headlines have been filled with talk of the catastrophic power of Hurricane Melissa after the Category 5 storm devastated communities across Jamaica, Cuba and Haiti in October 2025.

Conversation Media Group, the
Update
Climate disasters will cause a debt spiral – but there’s a way out

Increasingly frequent climate disasters wipe out years of progress in small island developing states, forcing them into increasingly costly borrowing to fund their recovery.

Conversation Media Group, the
Case study
Location: Timor-Leste SIDS (Small Island Developing States) LDCs (Least Developed Countries)
UNDRR led a comprehensive assessment of loss and damage data collection practice in Timor-Leste that informed a methodology and procedural guidance for improved accounting for disaster loss and damage.
  • United Nations Office for Disaster Risk Reduction (UNDRR)
Empty pier in Varadero, Cuba and a lighthouse in the background.
Update
Cuba: Why hurricanes rarely kill

Hurricane Melissa shows what academics studying disasters have long emphasised: disasters are shaped as much by social vulnerability and governance as they are by violent winds.

Conversation Media Group, the
Unheard voices: The critical role of nurses and midwives in climate resilience and disaster preparedness in Small Island Developing States thumbnail
Documents and publications

Nurses and midwives are crucial frontline responders, leading disaster preparedness, emergency care, and community recovery. This paper highlights their leadership, resilience, and innovation in addressing the health impacts of climate-related disasters.

Nursing Outlook (Elsevier)
Satellite infrared image Hurricane Melissa
Update
Melissa leaps from tropical storm to Category 4 hurricane in 18 hours

As predicted and feared, Hurricane Melissa has become a formidable hurricane in the central Caribbean that is positioned to wreak havoc over Jamaica.

Yale Climate Connections
Update
Scaling up early warning systems for Small Island Developing States

Early warning systems and robust climate information and monitoring are crucial to protecting human and physical capital in Small Island Developing States (SIDS) from the damage wrought by extreme weather events.

Global Center on Adaptation
woman selling fish on the sidewalk
Documents and publications

This report presents innovative solutions and policy recommendations aimed at building resilience in Small Island Developing States (SIDS).

Global Center on Adaptation
Case study
Location: Trinidad and Tobago
UNDRR delivered technical assistance to Trinidad and Tobago, conducting workshops and capacity development activities. The collaboration resulted in an upgraded NAP that aligns DRR and CCA strategies, increasing policy efficiency and resilience.
  • United Nations Office for Disaster Risk Reduction (UNDRR)
  • Trinidad and Tobago - government
Drone aerial video of Rangiroa atoll island motu and coral reef in French Polynesia, Tahiti.
Ilan Kelman Frederick H. Damon Dirk H. R. Spennemann Julius Riese
The usual tsunami advice to move inland and to move to high ground might not be possible for many atolls. Generic, international, trans-oceanic warnings need to become locally meaningful. What advice should be given for surviving tsunamis?
Compound and cascading effects of climatic extremes on dengue outbreak risk in the Caribbean: An impact-based modelling framework with long-lag and short-lag interactions thumbnail
Documents and publications

This study highlights the potential value of incorporating interaction terms in prediction models to account for the compound and cascading effects of climate on disease risk, which could enhance model explainability and predictive performance.

The Lancet Public Health
The ancient moai on Easter Island 2,000 miles off the coast of Chile at sunset
Research briefs
Pacific: Sea level rise could drown iconic Easter Island statues

By 2080 rising sea levels could cause seasonal waves to reach Ahu Tongariki, the iconic ceremonial platform that is part of the Rapa Nui National Park, a UNESCO world heritage site.

University of Hawai'i
Early Warning system in Barbados
Update
Pacific project enhances early warning systems for island resilience

A four-year regional project has strengthened the Pacific’s ability to anticipate, respond to, and recover from weather- and climate-related hazards.

World Meteorological Organization (WMO)
Case study
Location: Micronesia, Fed States of
Five Micronesian SIDS teamed up under the UN MCO to share data, traditional know-how and funding ideas. Joint workshops produced Sendai-aligned DRR strategies and peer learning, proving regional collaboration multiplies island resilience.
  • United Nations Office for Disaster Risk Reduction (UNDRR)
  • United Nations Development Programme (UNDP)
Update
Pacific Islanders relocate to Australia to escape rising seas

Australia's new Pacific Engagement Visa (PEV) lottery allows Pacific Islanders, whose coastal homes are sinking under rising seas because of climate change, to apply to become permanent residents each year.

Context
Cover
Documents and publications

The paper analyzes infrastructure resilience in Small Island Developing States using the Global Infrastructure Risk Model and Resilience Index (GIRI).

Coalition for Disaster Resilient Infrastructure (CDRI)
Retro vintage transistor radio on a window side
Update
Antigua and Barbuda: Radio resilience amid disasters, climate change

In a region prone to natural hazards, community and public broadcasters serve as lifelines. They deliver early warnings, real-time updates, and critical preparedness information, often to remote communities with limited internet access.

United Nations Educational, Scientific and Cultural Organization (UNESCO)
Update
Plastic pollution in Small Island Developing States

Plastic pollution is a global crisis that transcends borders and bodies of water. A simple bottle or wrapper transforms into a silent contributor to environmental degradation and potential health risks for human populations, even on distant shores.

United Nations Development Programme (UNDP)
Update
Fiji: The nexus of climate change, sovereign debt, and climate finance

Recognising the existential threats of climate change impacts to its economy and society, Fiji has been proactively exploring holistic pathways to addressing this global crisis, most notably by establishing robust regulatory and legal frameworks

SLYCAN Trust
Vanuatu people standing outside a bamboo house in the village
Update
Vanuatu: Santiago network catalyzes national loss and damage response

Tailored support is on the way for the Small Island Developing State as Vanuatu becomes the first country matched with technical assistance through the network.

Santiago Network
Update
These Pacific Islands are building walls to stop rising seas.

Coastal engineers say places like the Netherlands have long used engineering to hold back the sea from low-lying land—and that the Pacific could do the same. But researchers say seawalls are usually a costly, short-term fix in a region with limited money.

Australian Broadcasting Corporation
Aerial view of coastline of the Seychelles.
Update
How natural solutions can help islands survive sea level rise

Atoll islands with healthy ecosystems are less likely to disappear as oceans rise, research shows. Now, scientists are using nature-based solutions — like restoring coral reefs and native forests — to improve the odds for more vulnerable islands.

Yale Environment 360
Aerial view of coastline of the Seychelles.
Update
Maldives: How the country can thrive in a warming world

A new highlights the potential of nature-based solutions, coastal protection measures, and island-specific adaptation plans to address the Maldives'

World Bank, the
Update
Nature-based Solutions for resilient ecosystems in Mauritius

In a bid to promote sustainable environmental stewardship and climate resilience, a pioneering five-year project titled “Mainstreaming Nature-Based Solutions in Land-Use Systems for Productive and Resilient Ecosystems.” was launched today.

Mauritius - government
Melanesia, Papua New Guinea
Update
Papua New Guinea: SPC launches disaster resilience program

Papua New Guinea's (PNG) most vulnerable communities will soon benefit from strengthened disaster preparedness with the launch of a new initiative to predict and respond to natural disasters.

Pacific Community
Hurricane Irma traverses the Eastern Caribbean in this satellite view
Update
Sint Maarten: Path to establish an innovative disaster reserve fund

In the face of mounting disaster risks and with the memory of Hurricane Irma still vivid, Sint Maarten has taken a decision to build a comprehensive approach to disaster risk finance to bolster the island's financial preparedness to natural disasters.

World Bank, the
An aerial view of Aldabra Atoll in Seychelles
Research briefs
Coastal models quantify how natural islands respond to sea level rise

Coastal models enhance understanding of future flooding frequency on atoll islands, paving the way to explore the limits of adaptation in the face of rising sea levels and climate change.

Eos - AGU
Update
How to defuse the climate-debt time bomb for small island states

Innovative solutions are needed to allow small island nations to manage debt and build climate resilience as global funding declines.

Context
Update
Tonga: Lessons put into action after 2022 earthquake and tsunami

A Ha’apai resident speaks of her experience during the volcanic eruption in 2022 in Tonga, and what some of the signs were prior to the event. A Tongan resident also shares how they felt well prepared before a recent strong earthquake in the country.

Australian Broadcasting Corporation
Update
Tonga: Tremors test nerves of residents since 2022 volcanic eruption

Tonga Broadcasting Commission explains how Tongan communities, still dealing with the psychological scars of the 2022 volcanic eruption and tsunami, have responded to recent earthquake activity in the country.

Australian Broadcasting Corporation
Cover
Documents and publications

The study notes that despite differences between individual SIDS and across regions, SIDS as a group face some of the highest debt burdens of all groups of developing countries.

ODI Global
Update
Fiji: How recalling panic from 2016 cyclone helped a Fijian resident

Reliving the memories of tropical cyclone Winston in Fiji from 2016 and how that natural disaster changed the way people think about preparedness.

Australian Broadcasting Corporation
Meetings and conferences
-
Online
These two global online webinars being organised by the UNESCO-IOC aim to provide a brief on the report on ‘Monitoring and warning for tsunamis generated by volcanoes’ (IOC/2024/TS/183) and its recommendations.
SIDS4: Ensuring a Multi-hazard approach in the implementation of the Early Warning for All Initiative (EW4ALL)
Update
Transformational adaptation for resilient atoll nations

ADB’s Triple A initiative empowers atoll nations to tackle climate change and secure a resilient future through transformational adaptation strategies.

Development Asia
An aerial view of Aldabra Atoll in Seychelles
Opportunities
Call for abstracts: IDRiM2025 conference

The 15th International Conference of the International Society for Integrated Disaster Risk Management will be held in Samos, Greece, on September 28 – October 1, 2025. It will address disaster risk reduction and management in islands and remote areas.

Integrated Disaster Risk Management Society