Contemporary fires are less frequent but more severe in dry conifer forests of the southwestern United States

Autor: Emma J. McClure, Jonathan D. Coop, Christopher H. Guiterman, Ellis Q. Margolis, Sean A. Parks
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Communications Earth & Environment, Vol 5, Iss 1, Pp 1-11 (2024)
Druh dokumentu: article
ISSN: 2662-4435
DOI: 10.1038/s43247-024-01686-z
Popis: Abstract Wildfires in the southwestern United States are increasingly frequent and severe, but whether these trends exceed historical norms remains contested. Here we combine dendroecological records, satellite-derived burn severity, and field measured tree mortality to compare historical (1700-1880) and contemporary (1985-2020) fire regimes at tree-ring fire-scar sites in Arizona and New Mexico. We found that contemporary fire frequency, including recent, record fire years, is still
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