A surface expression of geothermal activity.
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A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
A surface expression of geothermal activity.
This photos was staged to simulate how scientists monitor data.
This photos was staged to simulate how scientists monitor data.
Redoubt Volcano summit crater during eruption. This was taken just after explosive activity at redoubt ceased. There were still significant gas and steam emissions occurring. Iliamna Volcano to the south of Redoubt is visible in the background.
Redoubt Volcano summit crater during eruption. This was taken just after explosive activity at redoubt ceased. There were still significant gas and steam emissions occurring. Iliamna Volcano to the south of Redoubt is visible in the background.
The Bridge and Train Trestle across the Alapaha provide USGS hydrologic technicians and emergency crews a good survey of flooding conditions for making measurements.
The Bridge and Train Trestle across the Alapaha provide USGS hydrologic technicians and emergency crews a good survey of flooding conditions for making measurements.
USGS hydrologic technicians survey the volume of water discharging across flooded state road 141 from the Withlacoochee River near Lee, Florida (Monday, April 13, 2009).
Courtesy of the Florida Fish and Wildlife Conservation Commission
USGS hydrologic technicians survey the volume of water discharging across flooded state road 141 from the Withlacoochee River near Lee, Florida (Monday, April 13, 2009).
Courtesy of the Florida Fish and Wildlife Conservation Commission
The dry landscape of northwest Florida floods with extreme highwater from the Withlacoochee River.
The dry landscape of northwest Florida floods with extreme highwater from the Withlacoochee River.
The rural landscape in northwest Florida is inundated by floodwaters of the Alapaha River.
The rural landscape in northwest Florida is inundated by floodwaters of the Alapaha River.
![Image: Secretary Salazar Speaking on Recovery Funds for Earthquake Networks](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/USGS%201.jpg?itok=Tr0Jy_ym)
Secretary of the Interior Ken Salazar announced the U.S. Geological Survey will fund $29.4 million in earthquake network upgrades nationwide through the American Recovery and Reinvestment Act of 2009.
Secretary of the Interior Ken Salazar announced the U.S. Geological Survey will fund $29.4 million in earthquake network upgrades nationwide through the American Recovery and Reinvestment Act of 2009.