Skip to main content
Article thumbnail
Location of Repository


By L. Werner, Mark R. Burkhardt, Sabrina N. Derusseau, Bruce Babbitt Secretary and Gordon P. Eaton


The use of brand, firm, and trade names in this report is for identification purposes only and does not constitute endorsement by the U.S. Geological Survey. For additional information write to

Year: 2011
OAI identifier: oai:CiteSeerX.psu:
Provided by: CiteSeerX
Download PDF:
Sorry, we are unable to provide the full text but you may find it at the following location(s):
  • (external link)
  • (external link)
  • Suggested articles

    To submit an update or takedown request for this paper, please submit an Update/Correction/Removal Request.