b14 Written by Dan Cropper on November 9, 2023. Salas RN, Lester PK, Hess JJ. The 2021 Lancet Countdown on Health and Climate Change Policy Brief for the United States of America. London, United Kingdom: Lancet, 2021 https://www.lancetcountdownus.org/2021-lancet-countdown-us-brief/. Previous Next