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To learn more about mineral resources and state revenue, visit the
following web sites:
"Monitoring
Cyclical Changes in U.S. Metals Activity" - USGS Fact
Sheet 71-98
Fact sheet explains how fluctuations in the economy can affect
the metals activity of the U.S.
To learn more about the environmental impacts
of mining, visit the following web sites:
"The
USGS Abandoned Mine Lands Initiative: Protecting and Restoring
the Environment Near Abandoned Mine Lands" - USGS Fact
Sheet 095-99
"Studies
of Suction Dredge Gold-Placer Mining Operations Along the Fortymile
River, Eastern Alaska 100" - USGS Fact Sheet 154-97
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