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Aerial view from above Mono Lake towards the west-southwest.

Aerial view from above Mono Lake towards the west-SW

Aerial view from above Mono Lake, California towards the west-southwest.The declining water level of the lake is clearly seen by the parallel lines and white-colored lake deposits ringing the shore. The diversion of fresh-water inflow to the city of Los Angeles and evaporation has led to the decline in water level at a rate of about 1 m per year. The snow-covered mountains

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Image of the front page of Sound Waves, Jan. - Feb. 2012
March 22, 2019

Sound Waves, Jan. - Feb. 2012

The stories in the Jan. - Feb. 2012 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2012/02/

Arctic Expedition Reaches 88.5 Degrees North Latitude—Fourth Joint U.S.-Canada Survey for Purpose of Delineating Extended

Whiskeytown National Recreation Area Post-fire Recovery

A landscape at Whiskeytown National Recreation Area 2 months and 9 months after summer 2018's Carr Fire near Redding, California, where USGS WERC researchers are studying fire impacts, post-fire vegetation recovery, and post-fire erosion and debris flows.

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West-southwest facing view from Sunrise Peak toward Lassen Peak. ...

West-SW facing view from Sunrise Peak toward Lassen Peak

Skyline above timberline is the Lassen domefield. Reading Peak, Bumpass Mountain, Mount, Crescent Crater, and hill 8283 are part of the Bumpass sequence. The flow of Kings Creek, Lassen Peak, and Chaos Crags are part of the Eagle Peak sequence. Hill 6975, Raker Peak, Fairfield Peak, Hat Mountain and Cinder Cone are vents the Twin Lakes sequence. Painted Dunes and Fantastic

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Poster laid out with photos, images, and text.

Big Sur Coastal Landslides

The USGS studied air photos of the Big Sur coast taken in 1942 and 1994, in cooperation with the California Department of Transportation (Caltrans) and the University of California at Santa Cruz (UCSC).

We used the photographs to create 3D computer models. By comparing the two models, we can see the differences caused by landslides over 52 years. Using these

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CalVO's Stuart Wilkinson skis out to a remote seismic instrument in...

Monitoring Seismicity in the Long Valley

CalVO's Stuart Wilkinson skis out to a remote seismic instrument in the Long Valley volcanic region to perform routine maintenance.

Image: California Condor

California Condor

California condors are one of the most endangered birds in North America. In the early 1990s, captive-bred condors were reintroduced into the wild in California. As of January 2010, about 190 condors now live in the wild and more reintroductions are being considered. To facilitate this, USGS researchers are assisting Fish and Wildlife Service in its condor research program

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Aerial view of Mono Craters and the southern shore of Mono Lake, CA.

Mono Craters and the southern shore of Mono Lake, CA.

Aerial photograph of Mono Craters and the southern shore of Mono Lake, California with view is toward the west-southwest. The snow-covered peaks of the Sierra Nevada are in background. Several domes and thick rhyolite lava flows erupted from the Mono Craters rise above the gently sloping surface along the south shore of the lake, including Panum Dome and North Coulee, both

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