Colleen M. Iversen
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  • CV
    • Refereed publications
    • Published data sets
    • Embroideries
    • Education and Experience
    • Honors and Awards
    • External Funding
    • Service and Professional Activities
    • Press and Public Outreach
    • Invited Presentations
    • Presentations at Annual Meetings
  • Current Projects
  • Completed Projects
    • PiTS
    • ORNL FACE >
      • Data-Model Interactions
      • Belowground harvest
      • Nutrient Cycling Throughout the Soil Profile
      • Digging Deeper
      • Missing Links in the Root-SOM Continuum
      • Root-Derived Input to the Soil
      • Nitrogen Limitation
      • Root decomposition
    • Nutrient-limited peatlands
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Research and Professional Experience.

2021 - Present

Deputy Director, NGEE Arctic project
Funded by:
Biological and Environmental Research program
Office of Science, United States DOE

​2020 - Present

Group Leader, Plant - Soil Interactions
Environmental Sciences Division 
Oak Ridge National Laboratory

2016 - Present

​Theme lead, Integrated Ecosystem Sciences
Climate Change Science Institute
Oak Ridge National Laboratory

2015 - 2021

Joint Faculty
Bredesen Center for Interdisciplinary Research and Graduate Education 
University of Tennessee, Knoxville ​

Professional Experience.

​2022 - Present

Distinguished Staff Scientist
Climate Change Science Institute and 
Environmental Sciences Division 
Oak Ridge National Laboratory

​2016 - 2022

Senior Staff Scientist
Climate Change Science Institute and 
Environmental Sciences Division 
Oak Ridge National Laboratory

2012 - 2016

Staff Scientist
Climate Change Science Institute and 
Environmental Sciences Division 
Oak Ridge National Laboratory

2010 - 2012

Associate Staff Scientist 
Environmental Sciences Division 
Oak Ridge National Laboratory

2008 - 2010

​Post-doctoral research associate 
Environmental Sciences Division
Oak Ridge National Laboratory

2007 - 2008

Marvin L. Wesely Graduate Research Environmental Fellow 
Global Change Education Program
Department of Energy​

Education.

2003 - 2008

​Ph.D., University of Tennessee, Knoxville
Ecology and Evolutionary Biology
Co-advisors: Richard J. Norby and Aimee T. Classen
Dissertation: Forest responses to rising atmospheric CO2: Causes and consequences of increased fine-root production in a CO2-enriched sweetgum plantation

2001 - 2004

​​M.S., University of Notre Dame 
Biological Sciences
Advisor: Scott D. Bridgham
Thesis: Scaling community nitrogen use- and uptake efficiencies in response to increased nutrient availability in peatlands

1997 - 2001

B.S. (cum laude), Hope College 
Biological and Environmental Sciences
  • Home
  • CV
    • Refereed publications
    • Published data sets
    • Embroideries
    • Education and Experience
    • Honors and Awards
    • External Funding
    • Service and Professional Activities
    • Press and Public Outreach
    • Invited Presentations
    • Presentations at Annual Meetings
  • Current Projects
  • Completed Projects
    • PiTS
    • ORNL FACE >
      • Data-Model Interactions
      • Belowground harvest
      • Nutrient Cycling Throughout the Soil Profile
      • Digging Deeper
      • Missing Links in the Root-SOM Continuum
      • Root-Derived Input to the Soil
      • Nitrogen Limitation
      • Root decomposition
    • Nutrient-limited peatlands
  • People
  • Contact
  • Learn More