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Time-exposure image with vegetation in foreground on coastal bluff looking down on flat beach, waves appear to be smoothed out.

Sunset State Beach Video Camera 1 Timex

Time-exposure image from video camera along Sunset State Beach in Watsonville, CA, looking northwest. This timex (time-exposure) image is a time average of all frames in a 10-minute video sequence. Learn more about the cameras and how we're using them to study

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This dark image shows changes in pixels in a video image over 10 minutes.

Santa Cruz Main Beach video camera variance image

Video camera variance image at Main Beach in Santa Cruz, California, looking eastward. Learn more about the cameras and how we're using them to study coastal change.

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Image of the front page of Sound Waves, Nov. - Dec. 2011
March 22, 2019

Sound Waves, Nov. - Dec. 2011

The stories in the Nov. - Dec. 2011 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2011/11/

Elwha Dam Removal Begins—Long-Planned Project Will Restore Ecosystem, Salmon Runs 

Mechanical Arm + Internet = Realtime

Eel River at Fernbridge, CA

This webcam is located at the USGS stream-gaging station on EEL RIVER AT FERNBRIDGE. This station provides continuous monitoring of river stage. The webcam provides valuable information to the National Weather Service, first-responders, and area residents to evaluate real-time conditions in the creek

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Black and white outline of man holding a duckling with a transmitter on its back
June 20, 2019

Coloring Sheet: Duckling With Transmitter

A PDF copy of a coloring sheet showing a USGS scientist holding a mallard duckling with a transmitter attached to its back, based on an image taken in Suisun Marsh, California.

Infographic about the 2019 report "California's Exposure to Volcanic Hazards"

California's Exposure to Volcanic Hazards

Infographic about the 2019 report "California's Exposure to Volcanic Hazards"

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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