The 2022 South America report of The Lancet Countdown on health and climate change: trust the science. Now that we know, we must act. - Hartinger SM; Yglesias-González M; Blanco-Villafuerte L; Palmeiro-Silva YK; Lescano AG; Stewart-Ibarra A; Rojas-Rueda D; Melo O; Takahashi B; Buss D; Callaghan M; Chesini F; et al. (Lancet regional health. Americas, 2023)