Natural Hazards


Filter Total Items: 588
Date published: January 31, 2017

Hazard a Guess? The riskiest science quiz you will ever take!

On average, how much are landslides estimated to cost the nation per year?

Date published: January 19, 2017

Gelfenbaum Selected as New Director of USGS Pacific Marine Studies

The U.S. Geological Survey is pleased to announce the selection of Dr. Guy Gelfenbaum as the new director of their Pacific Coastal and Marine Science Center in Santa Cruz, California Gelfenbaum succeeds Dr. Robert Rosenbauer who held the position for the past six years. Rosenbauer is retiring to a Scientist Emeritus position.

Date published: January 18, 2017

New England’s 1816 “Mackerel Year,” Volcanoes and Climate Change Today

Hundreds of articles have been written about the largest volcanic eruption in recorded history, at Indonesia’s Mt. Tambora just over 200 years ago. But for a small group of New England-based researchers, one more Tambora story needed to be told, one related to its catastrophic effects in the Gulf of Maine that may carry lessons for intertwined human-natural systems facing climate change today.

Date published: January 12, 2017

Media Advisory: Mapping Beach Changes Caused by Recent Storms

On January 13, scientists from the U.S. Geological Survey will be working on the beach in Santa Cruz at the mouth of the San Lorenzo River. Using a sonar-equipped boat and personal watercraft, they will be surveying the beach and the nearby ocean bottom to compile a three-dimensional map of how the beach changed during storms that struck this week.

Date published: January 9, 2017

Revolutionizing Volcano Monitoring in Indonesia

In early September of 2010, a pattern of increased earthquake activity occurred at the Mount Merapi volcano in Indonesia. A few days later, an avalanche was observed south of the mountain, and white plumes were seen rising above the crater. A lava dome detected in March began to increase rapidly.

Date published: January 4, 2017

Hazard a Guess? The riskiest science quiz you will ever take!

How many potentially active volcanoes are there in the United States?

Date published: December 30, 2016

Sound Waves Newsletter - October-December 2016

Before-and-after Hurricane Matthew coastal photos of the southeastern states, working with Indian government’s gas hydrates drilling expedition, using historical photos to measure coastal erosion, identifying stable areas of the seafloor for wind turbines, USGS participates in summertime Science Stroll event on Cape Cod, and more and this issue October-December 2016 issue of Sound Waves...

Date published: December 30, 2016

Before-and-After Photos: SE Beach Dunes Lost to Hurricane Matthew

These figures are derived from USGS experts' preliminary review of USGS low-altitude before-and-after images along the coast and NOAA photographs collected after the storm.

Date published: December 30, 2016

New Maps from Old Photos: Measuring Coastal Erosion in California

USGS scientists and their coauthors from the California Coastal Records Project have found a way to use historical aerial photographs not just to see evidence of coastal erosion, but to accurately measure how much has occurred over time.

Date published: December 13, 2016

Hazard a Guess? The riskiest science quiz you will ever take!

What is causing most of the induced earthquakes (aka man-made earthquakes) we’ve seen recently in the central United States?

Date published: November 29, 2016

USGS Support to the Department of Defense - U.S. Northern Command

USGS has many partnerships, both foreign and domestic, that enhance our science capabilities, provide needed support to others, and expand our ability to serve the global community.  One little-known partnership that serves both foreign and domestic needs is the USGS science support to the U.S. Department of Defense (DOD) - U.S. Northern Command (USNORTHCOM).  

Date published: November 22, 2016

Hazard a Guess? The riskiest science quiz you will ever take!

True or false? People are the leading cause of wildfires in the United States.