Northern Hemisphere Seasonal and Intermittent Frozen Ground Areas 1901-2001
Entry ID: GGD650

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Summary
Abstract: This data set contains monthly values of the total exposed land area of seasonally frozen ground and annual values for intermittently frozen ground in the Northern Hemisphere. Seasonally frozen ground is defined as the near-surface soil that experiences freeze for more than 15 days per year, while intermittently frozen ground experiences fewer than 15 days of freeze per year. The values were ... View entire text
Related URL
Description: All About EASE-Grid
Geographic Coverage
Spatial coordinates   
  N: 90.0   S: 0.0   E: 180.0   W: -180.0

Data Set Citation
Dataset Originator/Creator: T. Zhang, J. Smith
Dataset Title: Northern Hemisphere Seasonal and Intermittent Frozen Ground Areas 1901-2001
Dataset Release Date: 2006-01-01
Dataset Release Place: Boulder, Colorado USA
Dataset Publisher: NSIDC: National Snow and Ice Data Center
Online Resource: http://nsidc.org/data/ggd650.html
Temporal Coverage
Start Date: 1901-01-01
Stop Date: 2002-12-31
Data Resolution
Latitude Resolution: 25 km
Longitude Resolution: 25 km
Temporal Resolution: 1 year
Ancillary Keywords
Data Set Progress
COMPLETE
Originating Center
Data Center
National Snow and Ice Data Center Supplemental Info
Data Center URL: http://nsidc.org

Data Center Personnel
Name: NSIDC USER SERVICES
Phone: +1 (303) 492-6199
Fax: +1 (303) 492-2468
Email: nsidc at nsidc.org
Contact Address:
National Snow and Ice Data Center
CIRES, 449 UCB
University of Colorado
City: Boulder
Province or State: CO
Postal Code: 80309-0449
Country: USA
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Distribution
Distribution Media: FTP
Distribution Size: 20 KB
Distribution Format: ASCII Text
Personnel
Role: TECHNICAL CONTACT
Phone: +1 (303) 492-6199
Fax: +1 (303) 492-2468
Email: nsidc at nsidc.org
Contact Address:
National Snow and Ice Data Center
CIRES, 449 UCB
University of Colorado
City: Boulder
Province or State: CO
Postal Code: 80309-0449
Country: USA
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Publications/References
Zhang, T., R. G. Barry, K. Knowles, F. Ling, and R. L. Armstrong. 2003. Distribution of seasonally and perennially frozen ground in the Northern Hemisphere. in Phillips, M., S. M. Springman, and L. U. Arenson (editors). 2003. Permafrost: Proceedings of the Eighth International Conference on Permafrost, 21-25 July 2003, Zurich, Switzerland. Lisse, The Netherlands

A.A. Balkema. Mitchell T. D. and P. D. Jones. 2005. An improved method of constructing a database of monthly climate observations and associated high-resolution grids. International Journal of Climatology 25, 693-712.
Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2006-01-01
Last DIF Revision Date: 2013-08-12
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