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| 1. | Are you submitting data for whole soils, soil fractions, or both? | |
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| 2. | Were soils sampled by horizon, depth interval, or as whole profiles? | |
| 3. | Will you report any of the following soil chemical, physical, or biological properties for your samples? | |
| 4. | What measure(s) of soil %C will you report for your samples? | |
| 5. | What measure of soil bulk density will you report for your samples? | |
| 6. | Will you provide calculated C stocks for the individual soil samples/layers you report? | |
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| 7. | Will you provide calculated profile-level C stocks for the soil profiles you report (i.e., summing the individual layer C stocks up to their full profile values)? | |
| 8. | Will you provide calculated site-level mean C stocks for the sites you report (i.e., averaging the profiles within each site)? | |
| 9. | Will you describe surface vegetation for any of the soil profiles you report? | |
| 10. | Will you describe site-level vegetation for any of the sites you report? | |
| 11. | Does permafrost exist at any of the sites you report? | |
| 12. | Will you provide the depth to groundwater or bedrock at any of the sites you report? | |
| 13. | Do you have soil series name or taxonomic information for any of the soil profiles you report? | |
| 14. | Will you provide the elevation, slope, or aspect of any sites you report? | |
| 15. | Will you provide geomorphic data (e.g., landform, parent material, geologic formation) for any of the sites you report? | |
| 16. | Will you provide information about vegetation community age for any of the sites you report? | |
| 17. | Will you provide information about soil drainage characteristics at any of the sites you report? | |
| 18. | Will you provide climate data for any of the sites you report? | |
| 19. | Are the data you submit unpublished? | |
| 20. | Have any of the sites for which you will report data been subject to at least one significant, known disturbance or experimental treatment? | |
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| 21. | Which of the following known disturbances or experimental treatments have occurred at site(s) for which you are reporting data? | |
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