Calculating Air Pollution’s Death Toll, Across State Lines - https://www.nytimes.com/2020/02/12/climate/air-pollution-hea... | https://archive.today/HEapE - February 12th, 2020

Premature mortality related to United States cross-state air pollution - https://www.nature.com/articles/s41586-020-1983-8 | https://doi.org/10.1038/s41586-020-1983-8