Coastal and Marine Hazards and Resources Program

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Date published: December 12, 2017

Geophyiscal survey of Lake Powell, UT-AZ

Develop a new bathymetry map of Lake Powell, UT-AZ, and characterize shallow sediment deposition near the mouths of the San Juan and Colorado Rivers. Bathymetric data, acoustic backscatter imagery, and limited CHIRP sub-bottom data were collected by the USGS Utah Water Science Center (UTWSC) and Woods Hole Coastal and Marine Science Center (WHCMSC) within Lake Powell, October - November, 2017...

Date published: December 11, 2017

USGS provides information about Alaska coastal change to Scientific American

USGS scientists at the Pacific Coastal and Marine Science Center spoke by phone with Scientific American writer Andrea Thompson on November 15.

Date published: December 11, 2017

First observation of gold particles in hot hydrothermal fluids

For the first time, scientists have found gold particles in boiling fluids from a hydrothermal vent.

Date published: December 9, 2017

Open House at the Pacific Coastal and Marine Science Center in Santa Cruz

From 11 a.m. to 4 p.m. on Saturday, December 9, USGS scientists treated visitors to displays about their research at the Pacific Coastal and Marine Science Center in Santa Cruz, California.

Date published: December 8, 2017

Physical processes dominate channel evolution in Olympic National Park rivers—A reply

A team of federal scientists addressed comments from researchers who disagree with their conclusions that river channel evolution is driven primarily by physical factors rather than an overabundance of elk after wolf eradication.

Date published: November 29, 2017

USGS geologist chairs discussion of issues facing Department of Defense installations in the Pacific and Arctic

At the request of the U.S. Department of Defense (DoD) Strategic Environmental Research and Development Program (SERDP), USGS geologist Curt Storlazzi chaired a session at a conference on issues affecting DoD installations.

Date published: November 28, 2017

Updated assessment of erosion rates on Alaska’s Arctic coast

The USGS updated its shoreline-change rates for Alaska’s north coast between the U.S.-Canadian Border and Icy Cape as part of the National Assessment of Coastal Change Hazards.

Date published: November 28, 2017

Mexico’s Yucatan Peninsula Reveals a Cryptic Methane-Fueled Ecosystem in Flooded Caves

In the underground rivers and flooded caves of Mexico’s Yucatan Peninsula, where Mayan lore described a fantastical underworld, scientists have found a cryptic world in its own right.

Date published: November 27, 2017

Polluted groundwater threatens coral reefs

Coral reefs already stressed by ocean acidification are particularly vulnerable to polluted groundwater, according to a recent study by USGS geologist Nancy Prouty and colleagues.

Date published: November 15, 2017

LA Times story about Big Sur landslide features quotes, imagery from USGS

USGS geologists Jon Warrick (Pacific Coastal and Marine Science Center) and Kevin Schmidt (Geology, Minerals, Energy, and Geophysics Science Center) are quoted in a November 9 Los Angeles Times story titled “Highway 1 was buried under a massive landslide. Months later, engineers battle Mother Nature to fix it...

Date published: November 8, 2017

Eyes on the Coast—Video Cameras Help Forecast Coastal Change

Coastal communities count on beaches for recreation and for protection from large waves, but beaches are vulnerable to threats such as erosion by storms and flooding. Whether beaches grow, shrink, or even disappear depends in part on what happens just offshore. How do features like shifting sandbars affect waves, currents, and the movement of sand from the beach to offshore and back?