Science Keywords>PALEOCLIMATE
Use of Sulfur and Nitrogen Stable Isotopes to Determine the Importance of Whitebark Pine Nuts to Yellowstone Grizzly Bears
Entry ID: NRMSC_sulfurnitrogenstableisotopes

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Summary
Abstract: Whitebark pine (Pinus albicaulis) is a masting species that produces relatively
large, fat- and protein-rich nuts that are consumed by grizzly bears (Ursus
arctos horribilis). Trees produce abundant nut crops in some years and poor
crops in other years. Grizzly bear survivial in the Greater Yellowstone
Ecosystem is strongly linked to variation in pine-nut availability. Because
whitebark pine ... View entire text
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Spatial coordinates   
  N: 49.0   S: 42.0   E: -105.0   W: -118.0

Data Set Citation
Dataset Originator/Creator: Laura A. Felicetti, Charles C. Schwartz, Robert O. Rye, Mark A. Haroldson, Kerry A. Gunther, Donald L. Phillips and Charles T. Robbins
Dataset Title: Use of Sulfur and Nitrogen Stable Isotopes to Determine the Importance of Whitebark Pine Nuts to Yellowstone Grizzly Bears
Dataset Release Place: Bozeman, Montana
Dataset Publisher: U.S. Geological Survey, Northern Rocky Mountain Science Center
Temporal Coverage
Start Date: 1994-01-01
Stop Date: 2001-12-31
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Service Provider Personnel
Name: NSIDC DAAC USER SERVICES
Phone: +1 (303) 492-6199
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Contact Address:
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University of Colorado
City: Boulder
Province or State: CO
Postal Code: 80309-0449
Country: USA
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Distribution Media: Electronic/Download
Distribution Size: 5kb or 10kb
Fees: None
Creation and Review Dates
SERF Creation Date: 2003-05-08
SERF Last Revision Date: 2010-06-29

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