Comment on “Next‐Generation Ice Core Technology Reveals True Minimum Natural Levels of Lead (Pb) in the Atmosphere: Insights From the Black Death” by More et al.

Results and interpretation of the subject article are surprising and conflict with expectations about atmospheric deposition of lead (Pb). Before interpretation of subject article is accepted a body of information about natural deposition of lead (Pb) must be considered. This body of information includes knowledge of volcano emissions, chemistry of natural dusts, and isotopes of lead (Pb);