Primary Research Article
Circumpolar assessment of permafrost C quality and its vulnerability over time using long-term incubation data
Article first published online: 31 OCT 2013
© 2013 John Wiley & Sons Ltd
Global Change Biology
Volume 20, Issue 2, pages 641–652, February 2014
How to Cite
Schädel, C., Schuur, E. A. G., Bracho, R., Elberling, B., Knoblauch, C., Lee, H., Luo, Y., Shaver, G. R. and Turetsky, M. R. (2014), Circumpolar assessment of permafrost C quality and its vulnerability over time using long-term incubation data. Global Change Biology, 20: 641–652. doi: 10.1111/gcb.12417
- Issue published online: 7 JAN 2014
- Article first published online: 31 OCT 2013
- Manuscript Accepted: 17 SEP 2013
- Manuscript Received: 11 MAY 2013
- NSF Bonanza Creek LTER
- NSF CAREER Program
- Department of Energy NICCR and TES
- U.S. National Parks and Inventory Monitoring Program
- Danish National Research Foundation. Grant Number: CENPERM DNRF100
- European Union FP7-ENVIRONMENT. Grant Number: GA282700
- National Science Foundation Vulnerability of Permafrost Carbon Research Coordination Network. Grant Number: 955713
Figure S1. Observed and modeled respiration rates for five randomly selected soil samples (a–e). The samples are the same as in Table S3.
Table S1. Soil sample parameters for each individual soil core.
Table S2. Prior parameter range for C pool partitioning coefficients (fi) and decay rates (ki).
Table S3. Comparison of data-model fit and C loss for three time frames using a 2-pool and a 3-pool model for five randomly selected soil samples.
Table S4. Correlations between model parameters.
Table S5. MLE (97.5% CI) for all parameters and potential C loss for 1, 10, and 50 incubations years for all 121 soil samples.
Table S6. Multiple regression results for estimated parameters and C loss (MLE, upper and lower limit of 97.5% CI) for 50 incubation years at 5 °C.
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