A Comparison of Methods Reveals that Enhanced Diffusion Helps Explain Cold- Season Soil CO 2 Efflux in a Lodgepole Pine Ecosystem Authors: F. Aaron Rains, Paul C. Stoy, Christopher M. Welch, Cliff Montagne, and Brian McGlynn NOTICE: this is the author’s version of a work that was accepted for publication in Cold Regions Science and Technology. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Cold Regions Science and Technology, Volume 121, January 2016, DOI#10.1016/j.coldregions.2015.10.003. Rains, F. Aaron, Paul C. Stoy, Christopher M. Welch, Cliff Montagne, and Brian L. McGlynn. "A Comparison of Methods Reveals that Enhanced Diffusion Helps Explain Cold-Season Soil CO 2 Efflux in a Lodgepole Pine Ecosystem." Cold Regions Science and Technology 121 (January 2016): 16-24. Made available through Montana State University’s ScholarWorks scholarworks.montana.edu