Images

Traffic sign surrounded by floodwater from Red River of the North at Moorhead, MN. Photo taken at 2nd Ave and 3rd St, Moorhead, MN.

Red River Basin overland flooding along Interstate 29 between Grand Forks and Fargo, North Dakota. The top of the Interstate right-of-way fence is just visible above the water.

Red River Basin overland flooding along Interstate 29 between Grand Forks and Fargo, North Dakota. The top of the Interstate right-of-way fence is just visible above the water.

Flood obelisk marking the greatest floods from 1882-1997 at Grand Forks, North Dakota. This has become a famous landmark to compare current conditions to past events. This picture was taken on March 15, 2010, just before the Red River began to flood at Grand Forks.

Flood obelisk marking the greatest floods from 1882-1997 at Grand Forks, North Dakota. This has become a famous landmark to compare current conditions to past events. This picture was taken on March 15, 2010, just before the Red River began to flood at Grand Forks.

Haitian woman carrying supplies amid the destruction from the January 2010 Haiti earthquake.

Data acquisition system at Deadhorse geomagnetic observatory.

Total field pier at Deadhorse geomagnetic observatory.

Display computer in Commo shack at Deadhorse geomagnetic observatory.

Instrument piers in newly constructed building after equipment installation at Deadhorse geomagnetic observatory.

Fluxgate pier at Deadhorse geomagnetic observatory.

Absolutes electronics at Deadhorse geomagnetic observatory.

Commo shack at Deadhorse geomagnetic observatory.

Commo shack at Deadhorse geomagnetic observatory.

The USGS has been monitoring the Kennebunk River near Kennebunk, Maine since June 2008 and the peak discharge for the period of record occurred in February 2010.

Fresno geomagnetic observatory.

Scientist Christoph Kern adjusts the alignment of optics on the active long-path differential optical absorption spectroscopy (LP-DOAS) instrument. LP-DOAS sends a beam of ultraviolet or visible light to a reflector located tens to hundreds of meters away.

The USGS operates a real-time lake elevation monitoring gage on Spirit Lake to ensure water level does not exceed a safe limit. In 1985, the U.S.

House engulfed by debris flows generated in response to a rainstorm on February 6, 2010. This house was west of Briar Wood Canyon in southern California. The small, but steep and rugged drainage basin above this home was burned the previous summer by the Station Fire, the largest fire in the history of Los Angeles County.

House damaged by debris flows generated in Mullally Canyon in response to a rainstorm on February 6, 2010. The drainage basin above this home was burned the previous summer by the Station Fire, the largest fire in the history of Los Angeles County.

A real view of Port-au-Prince, Haiti, looking southeast with the port in the foreground and main city residences and other buildings showing as white in the center. Many of the neighborhoods with the heaviest destruction from the magnitude-7 earthquake that struck Haiti on Jan. 12, 2010 are included in this view.