in cpi tracked usd billion in climate finance flows between nonoecd countries buchner et al in eight nonannex i countries provided development cooperation funding of more than usd million led by saudi arabia and the uae for most countries it is not clear what share of these resources is being used for climate purposes given their importance having more clarity on these flows would allow for a better overview of where and how support is being provided some developing countries are starting to report on financial support provided for development purposes more systematically via bilateral or multilateral flows for example in publiclyavailable government documents eg brazil mexico or through reporting to the oecd dac eg korea uae in the oecd estimated the development cooperation flows of the seven nondac and nonoecd developing countries that do report to the dac at usd billion