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Requirement #108
Values
For variable:
Snow cover
In application:
Climate-AOPC (deprecated)
Goal
Breakthrough
Threshold
Uncertainty
10 %
13 %
20 %
Stability/decade (if applicable)
Horizontal Resolution
100 km
200 km
500 km
Vertical Resolution
Observing Cycle
24 h
2 d
7 d
Timeliness
6 h
12 h
24 h
Validated:
7/19/07
Source:
AOPC
Comment:
For model assimilation. Decadal changes may be of order 5% (N. Nicholls et al. 1996 Observed Climate Variability and Change. Chapter 2 of Climate Change 1995 (IPCC Second Assessment).)
Confidence:
firmDef: :Result of impact studies of actual data used in actual applications of numerical or conceptual models
Specifications
Domain: Terrestrial
Subdomain: Land surface
Variable: Snow cover
Applicable (vertical) layers:
Horizontal Coverage: Global land