TY  - RPRT
TI  - Statement of Dr. Craig D. Allen, U.S. Geological Survey, Department of the Interior, before the Committee on Energy and Natural Resources, U.S. Senate, 17 August 2012
AU  - Craig D. Allen
PY  - 2012
UR  - https://pubs.usgs.gov/publication/70118605
ID  - 70118605
ER  -