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Checking contentious counting

Wealthy countries failed to meet their US$100 billion climate finance pledge, and research now suggests that they may be further away from their goal than previously thought. Machine coding of finance projects may help settle the debate and could be part of a more rigorous tracking system.

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  1. Aggregate Trends of Climate Finance Provided and Mobilised by Developed Countries in 2013-2020 (OECD, 2022);

  2. Timperley, J. Nature 598, 400–402 (2021).

    Article  CAS  Google Scholar 

  3. Roberts, J. T. et al. Nat. Clim. Change 11, 180–182 (2021).

    Article  Google Scholar 

  4. Climate Finance Shadow Report 2020: Assessing Progress Towards the $100 Billion Commitment (Oxfam, 2020);

  5. Toetzke, M., Stünzi, A. & Egli, F. Nat. Clim. Change (2022).

    Article  Google Scholar 

  6. Weikmans, R. & Roberts, J. T. Clim. Dev. 11, 97–111 (2017).

    Article  Google Scholar 

  7. Michaelowa, A. & Michaelowa, K. World Dev. 39, 2010–2020 (2011).

    Article  Google Scholar 

  8. Junghans, L. & Harmeling, S. Different Tales from Different Countries, a First Assessment of the OECD “Adaptation Marker” (Germanwatch, 2012);

  9. Climate Change Finance, Analysis of a Recent OECD Report: Some Credible Facts Needed (Ministry of Finance, Government of India, 2015);

  10. Weikmans, R., Roberts, J. T., Baum, J., Bustos, M. C. & Durand, A. Dev. Pract. 27, 458–471 (2017).

    Article  Google Scholar 

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Correspondence to J. Timmons Roberts or Romain Weikmans.

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Roberts, J.T., Weikmans, R. Checking contentious counting. Nat. Clim. Chang. 12, 887–888 (2022).

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