Images

Picture taken while climbing Mt. Hood, Oregon, at sunset looking east.

The volcanoes from closest to farthest are Mt. Washington, Three Fingered Jack, Mt. Jefferson. This picture is taken from Middle Sister looking north in the Cascade Range, Three Sisters Wilderness Area, Deschutes National Forest, Oregon.

Sunset over Camps Bay, South Africa

False Bay, South Africa

A fire burning over the wetlands in Duson, Louisiana

2009 Red River flooding in Grand Forks, North Dakota

Sand Dune Cape Henlopen, Delaware.

Shipwrecks and other artificial structures increase the potential for large invasions of unwanted species into coral reefs, even relatively pristine ones. In this picture, a shipwreck in the remote Palmyra Atoll in the central Pacific Ocean resulted in the dense colonization of an invasive coral-like species called Rhodactis howesii, pictured here.

Tributary to Snake Creek, near Whitesburg, Georgia, showing a washed out bridge. When bridges such as this one collapse during a flood, it is rarely the pressure of the rushing water against the bridge that causes the bridge to fail.

A USGS student employee and sophomore at the Colorado School of Mines, was among the first hired by USGS using Recovery Act funding to upgrade the seismic stations of the Advanced National Seismic System (ANSS) Backbone.

Sign above bathroom at Horseshoe Lake announcing CO2 hazard. Notice the ventilation in the bathroom.

View looking southeast along the surface trace of the San Andreas fault in the Carrizo Plain, north of Wallace Creek. Elkhorn Rd. meets the fault near the top of the photo.

Closeup shot of the same area above. The cross-cutting feature is a road cut going through the fault.

Dr. David Shelly is a research seismologist with the USGS.

The USGS Hawaiian Volcano Observatory uses a variety of ground- and satellite-based techniques to monitor Hawai‘i’s active volcanoes.  Here, an HVO scientist sets up a portable GPS receiver to track surface changes during an island-wide survey of Hawai‘i’s volcanoes.

Time lapse of January 17, 2010, earthquake swarm on Madison Plateau, Yellowstone National Park.

Fireweed gains a foothold in a burn area of the White Mountains in Alaska.

ARRA-funded student Taryn Lopez (Univ. Alaska-Fairbanks) sampling gas emissions at fumarole next to dome at the summit of Augustine volcano.

Absolutes and electronics buildings at Newport, WA magnetic observatory.

The May 12, 2008, Great Sichuan Earthquake, also called the Wenchuan Earthquake, occurred at 14:28 local time, in Sichuan Province, China. The earthquake magnitudes were Mw = 7.9 (USGS), Ms = 8.0 (Chinese Earthquake Administration). The epicenter was 80 km west-northwest of Chengdu, the capital city of Sichuan province.

The May 12, 2008, Great Sichuan Earthquake, also called the Wenchuan Earthquake, occurred at 14:28 local time, in Sichuan Province, China. The earthquake magnitudes were Mw = 7.9 (USGS), Ms = 8.0 (Chinese Earthquake Administration). The epicenter was 80 km west-northwest of Chengdu, the capital city of Sichuan province.