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Rebecca Ryals

Assistant Professor

Agricultural Ecosystem Ecology

Office: Sherman 118
Phone: (808) 956-8723


Ph.D. 2012 University of California, Berkeley, Ecosystem Ecology, Department of Environmental Science, Policy, and Management
M.E.M. 2006 Duke University, Environmental Science and Management
B.S. 2004 Marywood University, Environmental Science

Research Interests

  • Sustainable agricultural science, management, and policy
  • Management of rangeland and croplands for climate change mitigation and adaptation
  • Soil organic matter and carbon dynamics
  • Nitrogen losses from agricultural ecosystems
  • Manure and fertilizer management
  • Soil trace gas emissions
  • Plant-soil-atmosphere interactions
  • Diversified farming systems

Department of Natural Resources and Environmental Management

1910 East-West Road

Sherman 101

Honolulu, HI 96822

Phone: (808) 956-7530

Fax: (808) 956-6539


Department Chair

Dr. Catherine Chan

Graduate Chair

Dr. Tomoaki Miura

Undergraduate Chair

Dr. Travis Idol