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International public finance for adaptation in 2023, as the report rounds it

International public finance committed by developed countries to help developing countries adapt in 2023, in billion US dollars at constant 2023 prices, as the Adaptation Gap Report 2025 states it when comparing it with needs.

Latest value

26US$ bn

Developing countries, as grouped by UNEP's Adaptation Gap Report 2025, 2023. Version Adaptation Gap Report 2025: Running on empty.

As published

“the latest available international public adaptation finance flows from developed country Parties to developing country Parties were tracked at US$26 billion in 2023 (constant 2023 prices).”

Adaptation Gap Report 2025: Running on empty, Executive summary, p. xiii. Checked word for word against the stored copy of the document every time the data is rebuilt.

Where it comes from

Producer
United Nations Environment Programme (UNEP) · Adaptation Gap Report 2025: Running on empty
Version
Adaptation Gap Report 2025: Running on empty
File
https://wedocs.unep.org/handle/20.500.11822/48798
Fetched
2026-10-08 (by a person), 15,336,689 bytes
Fingerprint
sha256 7aae2efd6169f64163c6e4624df3d0b1754a9ba26493cc0060b77420e73f79cf
Copies
No Wayback copy recorded yet.
Cite the producer
United Nations Environment Programme (2025). Adaptation Gap Report 2025: Running on empty. The world is gearing up for climate resilience — without the money to get there [Neufeldt, H., Hammill, A., Leiter, T., Magnan, A., Watkiss, P., Bakhtiari, F., Bueno Rubial, P., Butera, B., Canales, N., Chapagain, D., Christiansen, L., Dale, T., Milford, F., Niles, K., Njuguna, L., Pauw, P., Singh, C. and Yang, G.]. Nairobi. https://wedocs.unep.org/20.500.11822/48798.

What was done to it

  1. Read the text of UNEP's report PDF (sha256 7aae2efd6169…, downloaded by hand from UNEP's repository; see the snapshot note) and found these sentences, each with its value as printed, on PDF p. 13 (printed xiii), PDF p. 58 (printed 40) before publishing: "the latest available international public adaptation finance flows from developed country Parties to developing country Parties were tracked at US$26 billion in 2023 (constant 2023 prices)." "International public adaptation finance flows to developing countries were tracked at US$26 billion in 2023 (in constant 2023 prices), a slight decline compared to 2022."

    Code: pipeline/src/envdash/transforms/action/unep_agr.py · code sha256 32f786101fdd546f… · inputs 7aae2efd6169…

  2. Published "US$26 billion in 2023" as 26 billion US dollars for 2023, the rounded figure the report compares with needs. The unrounded 2023 value of Figure 4.4 is in adaptation-finance.unep-agr-2025.international-public-flows.

    Code: pipeline/src/envdash/transforms/action/unep_agr.py · code sha256 32f786101fdd546f… · inputs 7aae2efd6169…

What it covers

Geography
Developing countries, as grouped by UNEP's Adaptation Gap Report 2025
Basis
International public finance for adaptation committed by developed countries (Annex II Parties to the UNFCCC) to developing countries (non-Annex I Parties), bilateral and through the developed-country share of multilateral institutions, in constant 2023 prices. Commitments, not disbursements. UNEP's figures from the OECD DAC Climate-Related Development Finance data set (recipients' perspective), counting projects with adaptation as a principal objective in full and as a significant objective at about 40 percent. Private finance mobilised, export credits and flows between developing countries are not included.
Unit
billion US dollars (constant 2023 prices) (US$ bn)