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News from the USGS Pacific Coastal and Marine Science Center

Deep-Sea Studies

A map showing the ocean floor with shades of color to indicate changing depth, nd other demarkations to show various features

In 2022, the USGS and partners embarked on a research expedition to Escanaba Trough off the coast of northern California. The multidisciplinary crew collected samples with a remotely operated vehicle and tested new seafloor mapping techniques using an autonomous underwater vehicle.

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Sound Waves Newsletter

An animated GIF of a coral reef in American Samoa, showing colorful reef fish darting in and out of the coral

Read issues of the Sound Waves Newsletter, featuring “Coastal and Marine Research News from Across the USGS”

Sound Waves Newsletter
Filter Total Items: 597
News Briefs: November-December 2023

News Briefs: November-December 2023

News Briefs - featuring coastal and ocean science from across the USGS.

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U.S. Coral Reef Task Force Recognizes Coral Reefs as National Infrastructure, Paving the Way for Critical Funding

U.S. Coral Reef Task Force Recognizes Coral Reefs as National Infrastructure, Paving the Way for Critical Funding

On October 26, 2023, the U.S. Coral Reef Task Force (USCRTF) approved a resolution recognizing coral reefs of U.S. states and territories as national...

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New Analysis: Climate Change Alters Sediment Dynamics in Cryosphere Rivers

New Analysis: Climate Change Alters Sediment Dynamics in Cryosphere Rivers

An analysis from researchers including USGS reveals potential impacts on water, food, and energy supplies due to rivers’ altered sediment regimes...

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How Waterfalls Shape Mountain Rivers

How Waterfalls Shape Mountain Rivers

In new research published in the Journal of Geophysical Research: Earth Surface, scientists from the University of Nevada, Reno (UNR), and USGS...

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What We Do: Coastal and Marine Science at USGS Santa Cruz

What We Do: Coastal and Marine Science at USGS Santa Cruz

A new booklet provides an overview of the coastal and marine research conducted by the USGS in Santa Cruz, California. 

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USGS Researchers Return to Eastern Galapágos Spreading Center

USGS Researchers Return to Eastern Galapágos Spreading Center

A research team including USGS scientists returned to the Eastern Galapágos Spreading Center to investigate its deep-sea hydrothermal vents, where...

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PCMSC Scientists Among USGS Contributors to National Climate Assessment

PCMSC Scientists Among USGS Contributors to National Climate Assessment

Scientists from the Pacific Coastal and Marine Science Center (PCMSC) are among dozens of USGS contributors to the Fifth National Climate Assessment...

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Why we have better maps of Mars than of the seafloor—and what USGS is doing to change that

Why we have better maps of Mars than of the seafloor—and what USGS is doing to change that

The ocean covers 71% of Earth’s surface. We know only a small fraction of what the land beneath the waves looks like.

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Shifting Practices of Dam Management and Dam Removal in a Changing World

Shifting Practices of Dam Management and Dam Removal in a Changing World

The era of large dam construction, which peaked in the U.S. six decades ago, is now giving way to an evolved paradigm. Climate change, population...

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USGS-Led Study Reassesses Earthquake Hazard Potential for Central California’s Hosgri Fault

USGS-Led Study Reassesses Earthquake Hazard Potential for Central California’s Hosgri Fault

Assessing earthquake hazards demands a comprehensive understanding of active faults, including their location, length, connectivity, slip rate, and...

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