Images

USGS scientist Chris Laveau breaks up ice to prepare for the boat to go in the water to conduct streamflow measurements.

USGS scientists break up ice and prepare equpiment to conduct streamflow measurements during historic flooding in Fargo, ND.

Flood waters rise during historic flooding in Fargo, ND.

USGS scientists Chris Laveau and Joel Galloway measure streamflow during historical flooding in Fargo, ND. This information is critical for developing flood forecasts to help protect lives and property.

USGS scientists Chris Laveau and Joel Galloway measure streamflow during historical flooding in Fargo, ND. This information is critical for developing flood forecasts to help protect lives and property.

USGS scientists Chris Laveau and Joel Galloway measure streamflow during historical flooding in Fargo, ND. This information is critical for developing flood forecasts to help protect lives and property.

USGS scientists measure streamflow during historical flooding in Fargo, ND. This information is critical for developing flood forecasts to help protect lives and property.

USGS scientist Joel Galloway measures streamflow during historical flooding in Fargo, ND. This information is critical for developing flood forecasts to help protect lives and property.

USGS scientist talk to ABC World News Tonight reporter Eric Huoung about streamflow measurements during historic flooding in Fargo, ND.

USGS scientists Chris Laveau and Joel Galloway are interviewed about historic flooding in Fargo, ND.

USGS public affairs specialist, Jennifer LaVista prepares to shoot video of USGS efforts during historic flooding in Fargo, ND. The videos can be viewed at http://www.usgs.gov/homepage/science_features/flooding_march09.asp

USGS public affairs specialist, Jennifer LaVista prepares to shoot video of USGS efforts during historic flooding in Fargo, ND. The videos can be viewed at http://www.usgs.gov/homepage/science_features/flooding_march09.asp

2009 flood aftermath near Antelope Creek, Carson, North Dakota.

The Ice Piston with Ash, Redoubt Volcano, Alaska. This photo was taken on March 21, 2009, the day before Redoubt first erupted. The glacier that filled the crater was collapsing because of the increase in ground temperature underneath.

This photo shows a mangrove ecosystem that may be unique in the Caribbean in terms of the abundance and diversity of corals.

This photo shows a mangrove ecosystem that may be unique in the Caribbean in terms of the abundance and diversity of corals.

2009 flooding on the Knife River near Hazen, North Dakota.

Discovery Farms Underwood farm, located west of Underwood, North Dakota. Farm is owned and operated by Doyle and Patsy Johannes and their family since 1904.

An example of human activities that impact the earth's atmosphere.

A large colony of Boulder Brain Coral (Colpophyllia natans) has grown almost completely around a prop root.

This coral (Mycetophyllia sp.) is not abundant in coral reefs of the Virgin Islands. It most commonly grows in water deeper than 40 ft., and it is surprising to find it growing in the shade of the mangroves in 3 ft of water.