Globally, over 400 million tons of biomass are burned in agricultural fires for management purposes each year, substantially affecting air quality (Korontzi et al., Global Biogeochemical Cycles 2006; 20; Yevich & Logan, 2003; 17). Rangel and Vogl (Review Economics Statistics 2019; 101:616–630) provide evidence that Brazil cause large declines newborn health downwind communities. We replicate th...