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Wildfire and Extreme Rainfall Reduce Soil Carbon & Nitrogen Pools in a Semiarid Shrubland Ecosystem

2026 Research Brief

Description

This brief examines the combined impacts of wildfire and extreme climatic events on soil carbon and nitrogen pools, soil structure, and recovery in southern California shrublands.


Author

This brief was written by David Lipson, reviewed by Loren Halili, and produced by the CFSC Central and Southern California.

Contact

For additional information, contact: cafirescience@gmail.com and dlipson@sdsu.edu

Additional Information

This brief is based on the following article:

Lipson, D. A., A. G. Alvarez, J. N. Brouwer, E. E. Cleland, J. B. Lively, D. S. Parsons, Fortunato Vincente
Rivas, K. L. Smith, E. L. Varon, and X. Xu. “Wildfire and extreme rainfall reduce soil carbon and nitrogen
pools in a semiarid shrubland ecosystem.” Journal of Geophysical Research: Biogeosciences 131, no. 2
(2026): e2025JG009183.


Suggestions for further information:
He, Liyuan, David A. Lipson, Elsa E. Cleland, and Xiaofeng Xu. “Reduce revenue versus increase
expenditure: Fires and plant invasion drive soil carbon loss with different mechanisms in a Mediterranean
shrubland.” Journal of Geophysical Research: Biogeosciences 130, no. 7 (2025): e2025JG008964. https://
doi.org/10.1029/2025JG008964


Suggestions for further information:

Smith, Karagan L., Rachel K. Brown, Kristal S. Lam, David A. Lipson, and Elsa E. Cleland. “Moderate burn
severity, invasive competitors, and herbivory reduce post-fire shrub recovery in semi-arid shrubland.”
Fire Ecology 22, no. 1 (2026): 66. https://link.springer.com/article/10.1186/s42408-026-00483-7