Reports and Testimonies - Browse by topic

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Natural resources (301 - 350 of 467 items)

Mineral Resources: Federal Helium Purity Should Be Maintained
http://www.gao.gov/products/RCED-92-44

RCED-92-44: Published: Nov 8, 1991. Publicly Released: Dec 11, 1991.
Rangeland Management: Comparison of Rangeland Condition Reports
http://www.gao.gov/products/RCED-91-191

RCED-91-191: Published: Jul 18, 1991. Publicly Released: Aug 20, 1991.
Federal Lands: Improvements Needed in Managing Concessioners
http://www.gao.gov/products/RCED-91-163

RCED-91-163: Published: Jun 11, 1991. Publicly Released: Jun 11, 1991.
Recreation Concessioners Operating on Federal Lands
http://www.gao.gov/products/T-RCED-91-16

T-RCED-91-16: Published: Mar 21, 1991. Publicly Released: Mar 21, 1991.
Surface Mining: Interior's Response to Abandoned Mine Emergencies
http://www.gao.gov/products/RCED-89-74

RCED-89-74: Published: Jan 31, 1989. Publicly Released: Feb 14, 1989.
Closure Status of RCRA Hazardous Waste Land Disposal Facilities
http://www.gao.gov/products/T-RCED-88-13

T-RCED-88-13: Published: Dec 5, 1987. Publicly Released: Dec 5, 1987.