Barry, K. R., Hill, T. C. J., Levin, E. J. T., Twohy, C. H., Moore, K. A., Weller, Z. D., … DeMott, P. J. (2021). Observations of ice nucleating particles in the free troposphere from Western US wildfires. Journal Of Geophysical Research: Atmospheres, 126, e2020JD033752. doi:10.1029/2020JD033752