International development funding for outdoor air quality projects reached *** billion U.S. dollars in 2022. International development funders committed approximately ** billion U.S. dollars to projects focussed on tackling outdoor air pollution between 2018 and 2022. However, this accounted for less than one percent of total international development funding during this period.
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Climate Policy Initiative. (October 10, 2024). International development funding for outdoor air quality projects worldwide from 2018 to 2022 (in billion U.S. dollars) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 30, 2026, from /statistics/1476924/outdoor-air-quality-funding-worldwide/
Climate Policy Initiative. "International development funding for outdoor air quality projects worldwide from 2018 to 2022 (in billion U.S. dollars)." Chart. October 10, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 30, 2026. /statistics/1476924/outdoor-air-quality-funding-worldwide/
Climate Policy Initiative. (2024). International development funding for outdoor air quality projects worldwide from 2018 to 2022 (in billion U.S. dollars). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 30, 2026. /statistics/1476924/outdoor-air-quality-funding-worldwide/
Climate Policy Initiative. "International Development Funding for Outdoor Air Quality Projects Worldwide from 2018 to 2022 (in Billion U.S. Dollars)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 10 Oct 2024, /statistics/1476924/outdoor-air-quality-funding-worldwide/
Climate Policy Initiative, International development funding for outdoor air quality projects worldwide from 2018 to 2022 (in billion U.S. dollars) ÌÇÐÄÆƽâ°æ, /statistics/1476924/outdoor-air-quality-funding-worldwide/ (last visited July 30, 2026)
International development funding for outdoor air quality projects worldwide from 2018 to 2022 (in billion U.S. dollars) [Graph], Climate Policy Initiative, October 10, 2024. [Online]. Available: /statistics/1476924/outdoor-air-quality-funding-worldwide/
