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Climate adaptation: why private investment is needed

Manuela Dupre
Manuela Dupré
Master's student in "Economics for Smart Cities and Climate Policy" at Ecole Polytechnique (IP Paris)
Patricia Crifo
Patricia Crifo
Professor of Economics at Ecole Polytechnique (IP Paris)
Key takeaways
  • As the effects of climate change intensify, it is essential to step up adaptation measures to limit the damage and exploit potential opportunities.
  • COP28 marked a significant shift in the direction of climate financing, particularly in the field of adaptation measures.
  • Adaptation funding by developed countries must be doubled by 2025.
  • Various solutions have been proposed, such as mixed financing, guarantees and co-financing to mobilise more private capital.

At COP28, a crit­ic­al and increas­ingly press­ing agenda was pushed into the spot­light: cli­mate fin­ance and the grow­ing fin­an­cial needs for adapt­a­tion meas­ures. This was clearly stated in the COP28 Presidency’s let­ter to the Parties, where an emphas­is was put both on deliv­er­ing old prom­ises and set­ting the frame­work on a deal on fin­ance: “We urge developed coun­tries to ensure that the goal of doub­ling adapt­a­tion fin­ance by 2025 is on track, as agreed at COP26 (…) In addi­tion, we have heard strong sup­port behind the idea that the GGA Frame­work must drive deep­er col­lect­ive action on adapt­a­tion fin­ance”1.

The con­fer­ence opened with the adop­tion of the “loss and dam­age” fund accom­pan­ied by ini­tial fund­ing announced by sev­er­al coun­tries, includ­ing Ger­many, France and the UAE, sig­nalling a grow­ing focus on the mobil­isa­tion of cap­it­al towards the most impacted coun­tries and a grow­ing con­sensus on the chal­lenges emer­ging eco­nom­ies face2. Although impacts of cli­mate change are seen world­wide, emer­ging coun­tries are at the fore­front of the crisis as they are most severely affected by accel­er­at­ing nat­ur­al dis­asters, floods, and droughts.

While there has been a not­able increase in over­all cli­mate fin­ance, with developed coun­tries provid­ing and mobil­ising a total of $89.6bn for devel­op­ing coun­tries in 2021, a 7.6% increase from the pre­vi­ous year, the focus of these funds on adapt­a­tion strategies remained lim­ited3. Between 2016 and 2021, only 25% of cli­mate fin­ance mobil­ised for devel­op­ing coun­tries tar­geted adapt­a­tion, and in 2021, adap­tion fin­ance even dropped by $4bn4. As the impacts of cli­mate change accel­er­ate and become more severe, scal­ing up adapt­a­tion action is fun­da­ment­al to lim­it harm and exploit poten­tial oppor­tun­it­ies. The more adapt­a­tion is left aside, the more loss and dam­age there is, ulti­mately lead­ing to a vicious cycle of cli­mate and eco­nom­ic vul­ner­ab­il­ity. The adap­tion fin­ance gap is grow­ing and the increase in inter­na­tion­al pub­lic fin­ance alone is unlikely to close it. And even though is has gen­er­ally been con­sidered less crit­ic­al than mit­ig­a­tion, this time around, “adapt­a­tion was hav­ing its moment at the COP28” as Tara L. Guel­ing from the Light­s­mith Group said.

Private investment in adaptation

Adapt­a­tion describes the pro­cess of adjust­ment to cli­mate change’s cur­rent and future effects, to mod­er­ate harm, min­im­ise dam­age or take advant­age of oppor­tun­it­ies that may arise5. Adapt­a­tion meas­ures are var­ied, going from farm­ers diver­si­fy­ing their crop vari­et­ies, to devel­op­ing cli­mate resi­li­ent infra­struc­ture. As the May­or of Istan­bul, Ekr­em İmamoğlu acknow­ledged dur­ing the EBRD Con­fer­ence “Green Cit­ies: Scal­ing-up Fin­ance for Sus­tain­able Urb­an­isa­tion” held on the 6th of Decem­ber at the COP28: “pri­or­it­ising adapt­a­tion pro­jects is essen­tial and there is an urgent need for fin­an­cial sup­port.” Tra­di­tion­ally seen as safe­guard­ing soci­et­ies from the adverse impacts of cli­mate change, adapt­a­tion action was seen as gov­ern­ment respons­ib­il­ity which relied on pub­lic investments.

Private fin­ance mobil­isa­tion for pub­lic invest­ments has pre­vi­ously been con­sidered in the con­text of gov­ern­ment debt in cap­it­al mar­kets. In the past year, how­ever, with the chal­lenges of the COVID-19 pan­dem­ic and the war in Ukraine, devel­op­ing coun­tries’ bor­row­ing capa­city has worsened, as did their capa­city for domest­ic pub­lic invest­ment in adapt­a­tion. As such, adapt­a­tion fin­ance over the years has mainly been driv­en by an increase in mul­ti­lat­er­al pub­lic cli­mate fin­ance, with loans seen as the most fre­quently used instrument.

How­ever, at the COP28, the need for the involve­ment of addi­tion­al act­ors was expli­citly stated as the adapt­a­tion fin­ance gap grows sig­ni­fic­antly. The last adapt­a­tion report gap indeed estim­ated that the costs would reach a range of $215–387bn/year for devel­op­ing coun­tries this dec­ade6. Con­sequently, vari­ous speak­ers and con­fer­ences focused on, and advoc­ated for great­er involve­ment of the private sec­tor to intensi­fy efforts in com­bat­ing and adapt­ing to the cli­mate crisis.

Cli­mate mit­ig­a­tion invest­ments, such as in renew­able energy infra­struc­ture, have received much more sup­port than adapt­a­tion invest­ments from the private sec­tor in pre­vi­ous years.

Cli­mate mit­ig­a­tion invest­ments, such as in renew­able energy infra­struc­ture, have received much more sup­port than adapt­a­tion invest­ments from the private sec­tor in pre­vi­ous years. In fact, as Suz­anne Gaboury from the Asi­an Devel­op­ment Bank sug­gests at the OCDE event held on the 3rd of Decem­ber at the COP28: “only 2% of adapt­a­tion fin­ance came from the private sec­tor and for them, the bar­ri­ers have been very com­plex. When it comes down to the rev­en­ue mod­el, adapt­a­tion is seen as an increased cost, while mit­ig­a­tion is per­ceived as an oppor­tun­ity. Adapt­a­tion is very sub­ject­ive com­pared to the mit­ig­a­tion side, and this can defer the poten­tial invest­ment. There are oppor­tun­it­ies but appro­pri­ate right tools are lack­ing, and there is no stand­ard­iz­a­tion. Increased stand­ard­ized frame­work approaches would be very important.”

Moreover, as Amar Bhat­tacharya from The Brook­ings Insti­tu­tion adds, the main chal­lenge for adapt­a­tion is that “it focuses on small scale and very con­text-spe­cif­ic pro­jects, which don’t work very well for investors. There is a need to bet­ter match the char­ac­ter­ist­ics of adapt­a­tion pro­jects with the expect­a­tions of investors. It is also hard because it is not very rev­en­ue gen­er­at­ing. Most adapt­a­tion pro­jects gen­er­ate sav­ings, rather than rev­en­ue. There is a need to make adapt­a­tion pro­jects cred­ible from an investors’ point of view by rely­ing on aggreg­a­tion struc­tures and cred­it enhan­cing structures”.

Scaling up investments in adaptation

A few action areas to scale up cur­rent fin­ance sources and unlock addi­tion­al fin­ance for adapt­a­tion were dis­cussed at the COP28 – spe­cific­ally focused on the private sec­tor. The main ones high­lighted at the COP28 were the sup­port for devel­op­ing coun­tries in strength­en­ing their insti­tu­tion­al capa­city, policies, and mar­kets; as well as the stra­tegic role that devel­op­ment fin­ance, and spe­cific­ally blen­ded fin­ance instru­ments must mobil­ise private fin­ance for adaptation.

Although a vari­ety of factors are needed to lower investors’ per­ceived invest­ment risks, such as eco­nom­ic sta­bil­ity or the rule of law, regard­ing adapt­a­tion spe­cific­ally, increas­ing the avail­ab­il­ity of cli­mate-related data is key to effi­ciently alloc­ate impact­ful invest­ments in adapt­a­tion. This was high­lighted by Debbie Palmer, Dir­ect­or of Cli­mate Fin­ance in the UK Gov­ern­ment: “one of the biggest bar­ri­ers to invest­ments in emer­ging eco­nom­ies comes around the lack of data, which affects investors’ abil­ity to accur­ately price the risks and estim­ate the return. Pub­lic mar­kets have a key oppor­tun­ity to help build con­fid­ence and cor­rect the mis­con­cep­tion about the risk of the market.”

Improv­ing data can there­fore help reduce the bias and increase trans­par­ency, and thus cata­lyse private invest­ment in adapt­a­tion efforts. Inform­a­tion asym­met­ries and know­ledge gaps rep­res­ent an import­ant bar­ri­er for private investors, which is cru­cial to solve7.

In addi­tion, inter­na­tion­al devel­op­ment act­ors can play a crit­ic­al role in unlock­ing private fin­ance for adapt­a­tion. This is par­tic­u­larly the case for pro­jects that have an expec­ted stable rev­en­ue stream but are not yet com­mer­cially viable, and where devel­op­ment fin­an­ci­ers can help over­come ini­tial bar­ri­ers. Blen­ded fin­ance took a cent­ral role at the COP28 and appeared as a key innov­at­ive way to enhance returns and reduce the risks faced by private investors. Blen­ded fin­ance is defined by the OECD as “the stra­tegic use of devel­op­ment fin­ance for the mobil­isa­tion of addi­tion­al fin­ance towards sus­tain­able devel­op­ment in devel­op­ing countries”.

Using devel­op­ment fin­ance can stra­tegic­ally attract private investors by high­light­ing the viab­il­ity of adapt­a­tion invest­ments and enabling them to trust a new busi­ness mod­el, or type of investee8. The Emer­ging Mar­ket Cli­mate Action Fund (EMCAF) exem­pli­fies this ini­ti­at­ive through the part­ner­ship of Alli­anz Glob­al Investors and the European invest­ment Bank, which provides early-stage equity fin­an­cing to sus­tain­able pro­jects in emer­ging mar­kets, with a strong focus on adapt­a­tion9. As Milena Messori, Head of Divi­sion at the European Invest­ment Bank (EIB) high­lighted: “cli­mate adapt­a­tion is fin­an­cially viable, and we need to mit­ig­ate risk to attract the private sec­tor. Here, we are using pub­lic money as a cush­ion for the poten­tial first losses. Import­antly, it is not only about the risk itself, but about the per­cep­tion of the risk, which is much great­er. We can de-risk invest­ment by provid­ing com­fort that the ini­ti­at­ives are sol­id and that they will deliv­er in terms of impact and in terms of returns.”

There is a key role for inter­na­tion­al pro­viders to mobil­ise private funds. As Jen­nifer Mor­gan from the Fed­er­al Office of Ger­many high­lights, “MDBs need to scale up the use of guar­an­tees and bring in dif­fer­ent tools with short-term and long-term vis­ions”. Sim­il­arly, Jamal Saghir, pro­fess­or at McGill Uni­ver­sity added that “if we don’t improve con­ces­sion cap­it­al, the private sec­tor will not show up. Moreover, innov­at­ive instru­ments exist, such as the debt swap to nature, to foster coun­tries to focus on adapt­a­tion measures”.

At COP28, GAIA, a cli­mate change-focused blen­ded fin­ance led by MUFG and FinD­ev Canada, Canada’s bilat­er­al devel­op­ment fin­ance insti­tu­tion, was recog­nised as a lead­ing innov­at­ive plat­form to mobil­ise private sec­tor par­ti­cip­a­tion at scale. Lori Kerr from FinD­ev explains “GAIA is $1.5bn plat­form focused on 25 emer­ging mar­kets across Africa, Asia, and Lat­in Amer­ica. Import­antly, 70% of its total port­fo­lio invest­ments will go towards adapt­a­tion pro­jects in the most cli­mate vul­ner­able coun­tries in the world. We provide long-term loans from sources that were pre­vi­ously not avail­able. I am excited as the role private cap­it­al can play – the money is there, and I am excited about how to unlock this capital.”

This ini­ti­at­ive exem­pli­fies the neces­sity of hav­ing more patient cap­it­al10 to adequately match the long invest­ment hori­zon that adapt­a­tion pro­jects have. Some speak­ers, though, cla­ri­fy how they per­ceive the emphas­is on “innov­a­tion” that describe adap­tion-focused ini­ti­at­ives. For Mar­tin Ewald, the man­aging dir­ect­or of the Fund EMCAF: “This nar­rat­ive around innov­a­tion, I am not sure if it is the right nar­rat­ive to have because we need to rely on the ele­ment of trust to mobil­ise private cap­it­al. For me, the innov­a­tion is on the applic­a­tion, on how we define and focus on adaptation.”

Support for adaptation project pipelines

Across con­fer­ence and con­ver­sa­tions, Mimi Ale­maye­hou, a lead­er in Devel­op­ment Fin­ance, high­lights the recur­rent men­tion­ing of “the lack of bank­able pro­jects”. There is indeed a sig­ni­fic­ant neces­sity to assist emer­ging eco­nom­ies to identi­fy and devel­op adapt­a­tion pro­jects that can attract and meet the require­ments of inter­na­tion­al private sec­tor investors. Innov­at­ive organ­isa­tions, such as Allied Cli­mate Part­ners came to light dur­ing vari­ous con­fer­ences on Private Cap­it­al Mobil­iz­a­tion in EMDEs and Innov­at­ive Vehicles, to show­case their ini­ti­at­ives: “In emer­ging eco­nom­ies, it is the first five dol­lars that unlocks the 95. How­ever, this early-stage cap­it­al is the hard­est to raise, and this is the invest­ment we aim to under­take to de-lock and de-risk. We cre­ate pipelines that oth­er investors can fol­low,” Ahmed Saeed, Chief Exec­ut­ive Officer of ACP, states.  Sim­il­arly, Astrid Man­roth, Head of the Glob­al Infra­struc­ture Facil­ity, high­lights how GIF, a glob­al G20 col­lab­or­a­tion plat­form “sup­ports nation­al gov­ern­ments and muni­cip­al­it­ies with resources and expert­ise to build bank­able pipelines in infra­struc­ture pro­jects. We sup­port pro­jects to help them scale.”

In emer­ging eco­nom­ies, it is the first five dol­lars that unlocks the 95. How­ever, this early-stage cap­it­al is the hard­est to raise.

These ini­ti­at­ives are on the rise and are key to best attract private fin­ance. It is import­ant to remem­ber, how­ever, that “no pro­ject is obvi­ously bank­able. It a pro­cess that involves identi­fy­ing the needs to trans­form it adequately and struc­ture it in a way that it becomes bank­able. It is not only about money, but also about expert­ise, about the human cap­it­al”, declares Imad N. Fak­houry, Dir­ect­or of the Infra­struc­ture Fin­ance Group at the World Bank. Ulti­mately, it is import­ant to build up the capa­city of coun­tries them­selves and trans­fer the expert­ise required to scale up pro­ject preparation.

Shift towards adaptation en route

In con­clu­sion, COP28 marked a sig­ni­fic­ant shift in the focus towards cli­mate fin­ance, par­tic­u­larly in the realm of adapt­a­tion meas­ures. The con­fer­ence called for increased private sec­tor involve­ment and for enhanced col­lab­or­a­tion to accel­er­ate the mobil­isa­tion of private adapt­a­tion fin­ance. Devel­op­ing coun­tries retained much of the focus for this top­ic as the impacts of cli­mate will be felt more heav­ily there, coupled with sub­stan­tial resources required for imple­ment­ing adapt­a­tion strategies.

Tra­di­tion­ally over­shad­owed by mit­ig­a­tion efforts, this pivot towards private cap­it­al for adapt­a­tion high­lighted the sup­port needed from inter­na­tion­al pro­viders and devel­op­ment Insti­tu­tions to de-risk invest­ment oppor­tun­it­ies and effect­ively cata­lyse private cap­it­al. Innov­at­ive approaches like blen­ded fin­ance, guar­an­tees and co-fin­an­cing were presen­ted as import­ant solu­tions for private cap­it­al mobil­iz­a­tion, as well as the devel­op­ment of bank­able pro­jects to attract private invest­ment. These strategies, coupled with improved data avail­ab­il­ity, improved mac­roe­co­nom­ic envir­on­ments and adequate policies, are crit­ic­al to raise investor aware­ness and change the per­cep­tion that adapt­a­tion is dif­fi­cult to sup­port with com­mer­cial finance.

Over­all, adap­tion can be a viable private invest­ment tar­get and while col­lect­ive efforts have been show­cased at the COP28, they still need to be strengthened fur­ther to bridge the import­ant fin­an­cing gap in devel­op­ing coun­tries11.

1COP Pres­id­ency (2023) Let­ter to parties – COP28 UAE. Avail­able at: https://​www​.cop28​.com/​e​n​/​l​e​t​t​e​r​-​t​o​-​p​a​rties (Accessed: 17 Janu­ary 2024).
2$700m pledged to loss and dam­age fund at COP28 cov­ers less than 0.2% needed (2023) The Guard­i­an. Avail­able at: https://​www​.the​guard​i​an​.com/​e​n​v​i​r​o​n​m​e​n​t​/​2​0​2​3​/​d​e​c​/​0​6​/​7​0​0​m​-​p​l​e​d​g​e​d​-​t​o​-​l​o​s​s​-​a​n​d​-​d​a​m​a​g​e​-​f​u​n​d​-​c​o​p​2​8​-​c​o​v​e​r​s​-​l​e​s​s​-​t​h​a​n​-​0​2​-​p​e​r​c​e​n​t​-​n​eeded
3OECD (2023) Cli­mate Fin­ance Provided and Mobil­ised by Developed Coun­tries in 2013–2021. Avail­able at: https://​www​.oecd​.org/​c​l​i​m​a​t​e​-​c​h​a​n​g​e​/​f​i​n​a​n​c​e​-​u​s​d​-​1​0​0​-​b​i​l​l​i​o​n​-​goal/
4OECD (2023) Scal­ing up adapt­a­tion fin­ance in devel­op­ing coun­tries: Chal­lenges and oppor­tun­it­ies for inter­na­tion­al pro­viders: Read online, OECD. Avail­able at: https://​read​.oecd​-ilib​rary​.org/​e​n​v​i​r​o​n​m​e​n​t​/​s​c​a​l​i​n​g​-​u​p​-​a​d​a​p​t​a​t​i​o​n​-​f​i​n​a​n​c​e​-​i​n​-​d​e​v​e​l​o​p​i​n​g​-​c​o​u​n​t​r​i​e​s​_​b​0​8​7​8​8​6​2​-​e​n​#​p​age65.
5What is the dif­fer­ence between adapt­a­tion and mit­ig­a­tion? (2022) European Envir­on­ment Agency. Avail­able at: https://​www​.eea​.europa​.eu/​h​e​l​p​/​f​a​q​/​w​h​a​t​-​i​s​-​t​h​e​-​d​i​f​f​e​r​e​n​c​e​-​b​e​tween (Accessed: 17 Janu­ary 2024).
6United Nations Envir­on­ment Pro­gramme (2023) Adapt­a­tion gap report 2023: Under­fin­anced. Under­prepared. Inad­equate invest­ment and plan­ning on cli­mate adapt­a­tion leaves World exposed [Pre­print]. doi:10.59117/20.500.11822/43796.
7Choi, E., Jang, E. and Lax­ton, V. (2023) What it takes to attract private invest­ment to cli­mate adapt­a­tion, World Resources Insti­tute. Avail­able at: https://​www​.wri​.org/​i​n​s​i​g​h​t​s​/​p​r​i​v​a​t​e​-​s​e​c​t​o​r​-​c​l​i​m​a​t​e​-​a​d​a​p​t​a​t​i​o​n​-​f​i​nance
8Ran­dall, T., Sedemund, J. and Bartz-Zuc­cala, W. (2023) Private invest­ment for cli­mate change adapt­a­tion – dif­fi­cult to fin­ance or dif­fi­cult to see the fin­ance?, Grantham Research Insti­tute on cli­mate change and the envir­on­ment. Avail­able at: https://​www​.lse​.ac​.uk/​g​r​a​n​t​h​a​m​i​n​s​t​i​t​u​t​e​/​n​e​w​s​/​p​r​i​v​a​t​e​-​i​n​v​e​s​t​m​e​n​t​-​f​o​r​-​c​l​i​m​a​t​e​-​c​h​a​n​g​e​-​a​d​a​p​t​a​t​i​o​n​-​d​i​f​f​i​c​u​l​t​-​t​o​-​f​i​n​a​n​c​e​-​o​r​-​d​i​f​f​i​c​u​l​t​-​t​o​-​s​e​e​-​t​h​e​-​f​i​n​ance/
9EIB (2023) Emer­ging Mar­ket Cli­mate Action Fund , European Invest­ment Bank. Avail­able at: https://​www​.eib​.org/​e​n​/​p​r​o​d​u​c​t​s​/​e​q​u​i​t​y​/​f​u​n​d​s​/​e​m​e​r​g​i​n​g​-​m​a​r​k​e​t​-​c​l​i​m​a​t​e​-​a​c​t​i​o​n​-fund (Accessed: 14 Janu­ary 2024).
10In eco­nom­ics, patient cap­it­al is an invest­ment mod­el for entre­pren­eurs who cre­ate busi­nesses and organ­iz­a­tions in fields where they do not expect to make a quick profit. It thus enables the imple­ment­a­tion of pub­lic or private invest­ment policies geared to sup­port­ing a sec­tor.
11Atter­idge, A. (no date) Policy brief – Private Sec­tor Fin­ance and Cli­mate Change Adapt­a­tion. Avail­able at: https://​www​.pre​ven​tion​web​.net/​f​i​l​e​s​/​1​2​3​7​9​_​p​o​l​i​c​y​b​r​i​e​f​p​r​i​v​a​t​e​s​e​c​t​o​r​f​i​n​a​n​c​e​a​d​a​p.pdf

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