Worldwide, around * of health professionals believe illnesses due to reduced outdoor air quality will become more frequent or severe over the next ten years due to the impact of climate change. Fewer than *** percent thought these types of illnesses would become less frequent or severe.
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Lancet. (April 6, 2021). Distribution of opinion of health professionals on the effect of climate change on illnesses due to reduced air quality worldwide as of 2020 [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 30, 2026, from /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/
Lancet. "Distribution of opinion of health professionals on the effect of climate change on illnesses due to reduced air quality worldwide as of 2020." Chart. April 6, 2021. ÌÇÐÄÆÆ½â°æ. Accessed July 30, 2026. /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/
Lancet. (2021). Distribution of opinion of health professionals on the effect of climate change on illnesses due to reduced air quality worldwide as of 2020. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 30, 2026. /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/
Lancet. "Distribution of Opinion of Health Professionals on The Effect of Climate Change on Illnesses Due to Reduced Air Quality Worldwide as of 2020." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 6 Apr 2021, /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/
Lancet, Distribution of opinion of health professionals on the effect of climate change on illnesses due to reduced air quality worldwide as of 2020 ÌÇÐÄÆÆ½â°æ, /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/ (last visited July 30, 2026)
Distribution of opinion of health professionals on the effect of climate change on illnesses due to reduced air quality worldwide as of 2020 [Graph], Lancet, April 6, 2021. [Online]. Available: /statistics/1461589/health-experts-on-climate-change-and-air-quality-diseases/