John Walker

Treesearch Publications

• Patrick C. Campbell, Daniel Q. Tong, Shinkuang Chang, Siqi Ma, Yunyao Li, Jiaxin Ding, Rick Saylor, Barry Baker, Youhua Tang, John Walker. 2026. Increased contributions of climate-driven wildfires to nitrogen deposition in the United States
• Rick D. Saylor, John Walker, Zhiyong Wu, Xi Chen, Donna B. Schwede, A.Christopher Oishi, Nebila Lichiheb. 2025. Dynamic ammonia exchange within a mixed deciduous forest canopy in the Southern Appalachians

• Center or Group
  

  Forest Assessment and Synthesis

  https://research.fs.usda.gov/srs/centers/fas
  Station

  Southern Research Station
• Center or Group
  

  Center for Forest Watershed Research

  https://research.fs.usda.gov/srs/centers/cfwr
  Station

  Southern Research Station