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COP29 : crucial decisions to protect small island states

Patricia Crifo
Patricia Crifo
Professor of Economics at Ecole Polytechnique (IP Paris)
Shinichi Mizuno
Shinichi Mizuno
Master's Student at Ecole Polytechnique (IP Paris)
Andres Rocha
Andres Rocha
Master's Student at Ecole Polytechnique (IP Paris)
Seiji Leung
Seiji Leung
Master's Student at Ecole Polytechnique (IP Paris)
Key takeaways
  • COP29 is a crucial opportunity to put forward the decisions needed to protect Small Island Developing States (SIDS).
  • These countries and territories face unique development challenges linked to their small geographical size, isolation and limited natural resources.
  • At COP28, the creation of the ‘Loss and Damage’ fund committed nations to investing in the ecological transition of SIDS, and COP29 aims to introduce new innovative solutions.
  • The MAPs encourage multi-sectoral strategies to reduce GHG emissions and strengthen the resilience of SIDS to climate risks.
  • It is up to the international community to prioritise financial resources and simplify access to climate financing for SIDS.

Small Island Deve­lo­ping States (SIDS) is a term used to des­cribe a dis­tinct group of deve­lo­ping coun­tries that share spe­ci­fic social, eco­no­mic, and envi­ron­men­tal vul­ne­ra­bi­li­ties. This group of coun­tries and ter­ri­to­ries1 exhi­bit unique deve­lop­ment chal­lenges due to their small geo­gra­phi­cal size, iso­la­tion, and limi­ted natu­ral resources. Their eco­no­mic vul­ne­ra­bi­li­ties stem from reliance on a nar­row range of exports and high import depen­dence, exa­cer­ba­ted by their expo­sure to envi­ron­men­tal risks, inclu­ding cli­mate change, natu­ral disas­ters, and sea-level rise, which threa­ten both urban and rural com­mu­ni­ties, making cli­mate change a dai­ly rea­li­ty for these island nations rather than a theo­re­ti­cal threat.

The Uni­ted Nations (UN) has reco­gni­sed the unique chal­lenges faced by SIDS and has pro­vi­ded plat­forms such as the Bar­ba­dos Pro­gramme of Action (1994), the Mau­ri­tius Stra­te­gy (2005), and the SAMOA Path­way (2014) to address their spe­ci­fic needs. Inter­na­tio­nal cli­mate confe­rences, nota­bly COP28 and COP29, have increa­sin­gly spot­ligh­ted SIDS resi­lience stra­te­gies, finan­cing gaps, and the pres­sing need for glo­bal col­la­bo­ra­tion to sup­port these vul­ne­rable nations.

Reco­gni­sing these vul­ne­ra­bi­li­ties, inter­na­tio­nal efforts have focu­sed on addres­sing the unique needs of SIDS, par­ti­cu­lar­ly through ini­tia­tives high­ligh­ted at COP conferences.

From commitments to action : SIDS at COP28 and COP29

At COP28, the his­to­ric agree­ment to esta­blish the “Loss and Damage” fund was a momen­tous step for­ward. Ini­tial­ly pro­po­sed at COP27, this fund com­mit­ted nume­rous coun­tries to invest in the eco­lo­gi­cal tran­si­tion and cli­mate adap­ta­tion mea­sures of deve­lo­ping nations. The total amount pled­ged during COP28 rea­ched approxi­ma­te­ly $770 mil­lion. Howe­ver, this figure repre­sents only about 0.2% of the esti­ma­ted needs of SIDS, which encom­pass invest­ments in adap­ta­tion tech­no­lo­gies cru­cial to prevent their phy­si­cal disap­pea­rance and tran­si­tio­ning to sus­tai­nable ener­gy sources2.

Buil­ding on this foun­da­tion, COP29 shif­ted the focus from com­mit­ments to ope­ra­tio­na­li­sa­tion. The Loss and Damage Fund became rea­dy to dis­tri­bute funds by 2025, with Swe­den contri­bu­ting an addi­tio­nal $19 mil­lion, brin­ging total com­mit­ments to over $720 mil­lion. This miles­tone reflects pro­gress, yet as UN Secre­ta­ry-Gene­ral Antó­nio Guterres empha­si­sed, much more is requi­red. At COP29, he cal­led for inno­va­tive fun­ding sources such as soli­da­ri­ty levies on ship­ping, avia­tion, and fos­sil fuel extrac­tion, and for streng­the­ning mul­ti­la­te­ral len­ding capa­ci­ties to meet the scale of the crisis :

The crea­tion of the Loss and Damage Fund is a vic­to­ry for deve­lo­ping coun­tries, for mul­ti­la­te­ra­lism, and for jus­tice. But its ini­tial capi­ta­li­sa­tion of $700 mil­lion doesn’t come close to righ­ting the wrong inflic­ted on the vul­ne­rable (…). I urge coun­tries to com­mit new finance to the Fund. And to write cheques to match. But bila­te­ral flows alone won’t suf­fice. We need new res­ponses, and new sources, to meet the scale of need. I urge coun­tries to agree a new cli­mate finance goal that taps inno­va­tive sources. We need to imple­ment soli­da­ri­ty levies on sec­tors such as ship­ping, avia­tion, and fos­sil fuel extrac­tion – to help fund cli­mate action.  We need a fair price on car­bon. And, more broad­ly, we also need to sup­port Mul­ti­la­te­ral Deve­lop­ment Banks in order to increase the len­ding capa­ci­ty, so they are fit to respond to the cli­mate cri­sis.

SIDS lea­ders at COP29 echoed these demands. The Chair of the Alliance of Small Island States (AOSIS), Hon. Toeo­le­su­lu­su­lu Cedric Schus­ter, stres­sed the urgen­cy of acces­sing and ope­ra­tio­na­li­zing the fund, unders­co­ring the need for equi­table and stream­li­ned path­ways to cli­mate finance :

At COP26, we were pro­mi­sed the dou­bling of adap­ta­tion finance, yet access remains chal­len­ging for coun­tries like ours with the least capa­ci­ty and resources. (….) The new­ly esta­bli­shed fund for respon­ding to loss and damage must come into play here. Small island states have advo­ca­ted for such a fund for many years. It is cri­ti­cal that it is ful­ly ope­ra­tio­na­li­sed, capi­ta­li­sed, and begins to dis­burse finance as qui­ck­ly as pos­sible.

The adop­tion of the Baku Decla­ra­tion at COP29 fur­ther empha­si­sed prac­ti­cal actions, ele­va­ting SIDS voices and addres­sing health impacts through col­la­bo­ra­tions with the World Health Orga­ni­za­tion and other sta­ke­hol­ders. This expan­ded agen­da reflects a holis­tic unders­tan­ding of resi­lience, moving beyond finance and infra­struc­ture to include public health and well-being.

Multisectoral Action Pathways and resilience of vulnerable coastal cities

Due to their remote loca­tion, scar­ci­ty of resources, and sus­cep­ti­bi­li­ty to severe wea­ther, SIDS are par­ti­cu­lar­ly vul­ne­rable to the effects of cli­mate change. Inno­va­tive, inte­gra­ted solu­tions that tackle both short-term risks and long-term sus­tai­na­bi­li­ty are requi­red to address these exa­cer­ba­ted issues. Adop­ting Mul­ti­sec­to­ral Action Path­ways (MAPs), a fra­me­work crea­ted to address the inter­re­la­ted issues SIDS face, espe­cial­ly in their most vul­ne­rable regions, like coas­tal cities, is one such solution.

Through coor­di­na­ted efforts across sec­tors such as infra­struc­ture, finance, edu­ca­tion, health, and agri­cul­ture, MAPs pro­vide a coope­ra­tive fra­me­work to address com­plex socie­tal chal­lenges. MAPs gene­rate syner­gies that bol­ster resi­lience by coor­di­na­ting com­mon objec­tives, invol­ving sta­ke­hol­ders, com­bi­ning resources, and gua­ran­teeing gover­nance accoun­ta­bi­li­ty. MAPs pro­mote inte­gra­ted plan­ning in the areas of ener­gy, trans­por­ta­tion, and urban deve­lop­ment for cli­mate adap­ta­tion, which lowers green­house gas emis­sions and increases com­mu­ni­ties’ abi­li­ty to withs­tand cli­mate risks.

Because of their remote loca­tion, deli­cate eco­sys­tems, and reliance on resource-dependent eco­no­mies, SIDS face addi­tio­nal dif­fi­cul­ties. These vul­ne­ra­bi­li­ties grow severe by a lack of fun­ding, hea­vy debt loads, and inade­quate tech­no­lo­gi­cal and human resources. Extreme wea­ther events like hur­ri­canes, cyclones, and rising sea levels exa­cer­bate envi­ron­men­tal threats like soil ero­sion, land degra­da­tion, and water scar­ci­ty, put­ting vital infra­struc­ture and live­li­hoods at risk. The urgent need for focu­sed resi­lience stra­te­gies is high­ligh­ted by the fact that Paci­fic islands like Vanua­tu regu­lar­ly face cyclones and coas­tal ero­sion, while Carib­bean coun­tries like Domi­ni­ca and Jamai­ca struggle with rapid urba­ni­za­tion and the growth of infor­mal set­tle­ments3.

The urgent need for focu­sed resi­lience stra­te­gies is high­ligh­ted by the fact that Paci­fic islands like Vanua­tu regu­lar­ly face cyclones and coas­tal erosion.

Adap­ting to cli­mate impacts is hin­de­red by siloed urban mana­ge­ment that frag­ments res­ponses across sec­tors like infra­struc­ture, health, and envi­ron­ment. Insuf­fi­cient data sha­ring bet­ween agen­cies fur­ther reduces effi­cien­cy and com­pli­cates the imple­men­ta­tion of coor­di­na­ted stra­te­gies4.

Finan­cing is ano­ther major obs­tacle, with une­ven­ly dis­tri­bu­ted resources making it dif­fi­cult for SIDS to secure equi­table and consistent sup­port for long-term resi­lience5. Tar­ge­ted, mul­ti­sec­to­ral approaches like MAPs are cru­cial for addres­sing these inter­con­nec­ted chal­lenges effi­cient­ly. The fol­lo­wing case stu­dies illus­trate how MAPs are applied to streng­then resi­lience in the Paci­fic and Carib­bean regions.

Regional resilience strategies : Pacific and Caribbean islands

In Vanua­tu, MAP ini­tia­tives like the Inte­gra­ted Urban Resi­lience in Small Island Deve­lo­ping States (IUR-SIDS) and the Grea­ter Port Vila Urban Resi­lience Pro­ject (GPVURP) demons­trate how mul­ti­sec­to­ral stra­te­gies enhance resi­lience. Sup­por­ted by the Asian Deve­lop­ment Bank and UNDP, resource poo­ling and sta­ke­hol­der enga­ge­ment have been cri­ti­cal to these pro­jects, enabling the inte­gra­tion of infra­struc­ture, gover­nance, and eco­lo­gi­cal solu­tions, such as cyclone shel­ters, urban plan­ning trai­ning, and man­grove res­to­ra­tion for coas­tal defence. Their impact extends beyond Port Vila, ser­ving as a resi­lience model for other Paci­fic islands6.

GPVURP focuses on gover­nance and infra­struc­ture, invol­ving public par­ti­ci­pa­tion and hazard map­ping to address disas­ter risks. With $11.77 mil­lion in fun­ding, it empha­sises local solu­tions to withs­tand cyclones and reduce urban floo­ding7.

MAP pro­grams in the Carib­bean under­line the impor­tance of local govern­ment invol­ve­ment in cli­mate adap­ta­tion. In Jamai­ca, the Local Gover­nance Act of 2016 man­dates muni­ci­pa­li­ties to enforce urban plan­ning, pro­mote envi­ron­men­tal health, and manage disas­ters. Des­pite fun­ding and tech­ni­cal chal­lenges, ICT tools like social media have impro­ved citi­zen enga­ge­ment, enabling com­mu­ni­ties in King­ston to par­ti­ci­pate in cli­mate adap­ta­tion8.

Simi­lar­ly, Tri­ni­dad & Tobago’s Muni­ci­pal Cor­po­ra­tions Act tasks local govern­ments with disas­ter mana­ge­ment and envi­ron­men­tal regu­la­tion, but finan­cial and tech­ni­cal limi­ta­tions hin­der full imple­men­ta­tion. Issues like floo­ding high­light the need for mul­ti­sec­to­ral part­ner­ships to address resi­lience. MAP approaches in Tri­ni­dad and Jamai­ca could enhance cli­mate adap­ta­tion by fos­te­ring col­la­bo­ra­tion bet­ween govern­ments, busi­nesses, and inter­na­tio­nal orga­ni­za­tions, pro­mo­ting resource sha­ring, data access, and capa­ci­ty building.

Comparative insights : Caribbean and Pacific approaches

Paci­fic and Carib­bean SIDS are using dif­ferent stra­te­gies for cli­mate resi­lience. The Paci­fic relies on regio­nal coope­ra­tion, exem­pli­fied by the Paci­fic Islands Forum and PACRES, to coor­di­nate disas­ter res­ponses, pro­tect marine resources, and build sha­red capa­ci­ties. In contrast, the Carib­bean focuses on inter­na­tio­nal part­ner­ships like PACC 2030 (U.S.-Caribbean Part­ner­ship to Address the Cli­mate Cri­sis 2030), which sup­ports clean ener­gy pro­jects and deve­lop­ment finan­cing to meet Paris Agree­ment goals. These dif­fe­rences sug­gest that while Carib­bean islands bene­fit from glo­bal part­ner­ships and natio­nal poli­cy inte­gra­tion, Paci­fic islands require regio­nal col­la­bo­ra­tion. Flexible MAP stra­te­gies are essen­tial to address each region’s unique socioe­co­no­mic and geo­gra­phic needs.

Future prospects and a call to action

As COP30 approaches, the momen­tum gai­ned at COP29 pre­sents a vital oppor­tu­ni­ty to expand MAP pro­grams and secure mea­ning­ful inter­na­tio­nal sup­port for SIDS. The shift from pledges to tan­gible action unders­cores the need for col­la­bo­ra­tion, inno­va­tive solu­tions, and tai­lo­red resi­lience strategies.

While pro­gress has been made, signi­fi­cant gaps remain. The inter­na­tio­nal com­mu­ni­ty must prio­ri­tise finan­cial resources, tech­ni­cal assis­tance, and stream­li­ned access to cli­mate finance. Part­ner­ships that address the unique vul­ne­ra­bi­li­ties of SIDS are essen­tial to ensu­ring sus­tai­nable and equi­table solutions.

The stakes are exis­ten­tial. With deci­sive action, inno­va­tive invest­ments, and glo­bal soli­da­ri­ty, SIDS can trans­form into models of resi­lience and sus­tai­na­bi­li­ty, navi­ga­ting the chal­lenges of cli­mate change with strength and adap­ta­bi­li­ty. MAPs offer a prac­ti­cal fra­me­work to achieve this, fos­te­ring col­la­bo­ra­tion across sec­tors and empo­we­ring local com­mu­ni­ties to imple­ment tai­lo­red, impact­ful solu­tions. The time for pro­mises is over. The future of SIDS depends on imme­diate, coor­di­na­ted action from the glo­bal community.

1Examples of SIDS : Carib­bean : Anti­gua and Bar­bu­da, Baha­mas, Bar­ba­dos, Domi­ni­ca, Gre­na­da, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Gre­na­dines, Tri­ni­dad and Toba­go. Paci­fic : Fiji, Kiri­ba­ti, Mar­shall Islands, Micro­ne­sia, Nau­ru, Palau, Papua New Gui­nea, Samoa, Solo­mon Islands, Ton­ga, Tuva­lu, Vanua­tu. Atlan­tic, Indian Ocean, Medi­ter­ra­nean, and South Chi­na Sea : Cape Verde, Como­ros, Gui­nea-Bis­sau, Mal­dives, Mau­ri­tius, São Tomé and Prín­cipe, Sey­chelles, Sin­ga­pore.
2Cri­fo P. & S. D’Allaglio (2024), Why COP28 was a cri­ti­cal confe­rence for small island states. Poly­tech­nique insights. https://​www​.poly​tech​nique​-insights​.com/​e​n​/​c​o​l​u​m​n​s​/​e​c​o​n​o​m​y​/​w​h​y​-​c​o​p​2​8​-​w​a​s​-​a​-​c​r​i​t​i​c​a​l​-​c​o​n​f​e​r​e​n​c​e​-​f​o​r​-​s​m​a​l​l​-​i​s​l​a​n​d​-​s​t​ates/
3Mycoo M. 2024. Com­mon­wealth Carib­bean cities, cli­mate change adap­ta­tion, and resi­lience : empo­we­ring local govern­ment. Com­mon­wealth Jour­nal of Local Gover­nance. – 2024. – 29. pp. 1–20. https://​doi​.org/​1​0​.​5​1​3​0​/​c​j​l​g​.​v​i​2​9​.9042.
4Laurent C. & Vir­gi­nie K. E. Duvat 2024. Addres­sing the Cli­mate Adap­ta­tion Tra­cking Gap : An Assess­ment Method Using Key Variables. Regio­nal envi­ron­men­tal change. Vol 24 number147
5Uni­ted Nations. – 2024Accessing Cli­mate Finance : Chal­lenges and Oppor­tu­ni­ties for Small Island Deve­lo­ping States (SIDS) https://​www​.un​.org/​e​n​/​c​l​i​m​a​t​e​-​f​i​n​a​n​c​e​-​s​i​d​s​-2024.
6UN-HABITAT UNDP Cli­mate – 2023. Inte­gra­ted Urban Resi­lience In Small Island Deve­lo­ping States And Coas­tal Cities : Natio­nal And City ‘State Of Play’ Port Vila, Vanua­tu. In Undp | Un-Habi­tat. https://www.sparkblue.org/sites/default/files/2023–06/State%20.
 
7Asian Deve­lop­ment Bank. – 2024 Grea­ter Port Vila Urban Resi­lience Pro­ject. https://www.adb.org/projects/52031–001/main.
8Mycoo M.. – 2023 Cities, Cli­mate Change Adap­ta­tion and Sus­tai­nable Deve­lop­ment : The Role of Local Govern­ments in Com­mon­wealth Small Island Deve­lo­ping States. https://​www​.research​gate​.net/​p​u​b​l​i​c​a​t​i​o​n​/​3​6​9​9​21075.

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