Researchers have calculated that Greenland and Antarctica have lost 11 trillion metric tons of ice since the 1970s, which has led to a global rise in sea level of more than 3 centimeters.
natural hazards
Posted inResearch Spotlights
How Does Social Vulnerability Evolve After a Tropical Cyclone?
An initial rise in the social vulnerability index is followed by a decrease, but that decrease comes with a catch.
Posted inNews
Small Faults Add to Seattle’s Quake Story
A new study of the Seattle Fault Zone is revealing records of smaller, hidden earthquakes that could inform future hazard research.
Posted inNews
Weak Faults Play a Strong Role in the Tibetan Plateau’s Deformation
Ten years’ worth of data reveal that two theories about how the Tibetan Plateau deforms are both probably right.
Posted inNews
NOAA Forecasts a Below-Average Hurricane Season
A potentially record-breaking El Niño may reduce the likelihood of storms, but the agency still stressed the importance of preparedness.
Posted inNews
A New Approach Can Better Predict Debris Flow Hazards Years After Fires
USGS hazard maps don’t always reflect real landslide risk in the years after wildfires. Fine-tuning assessments of vegetation recovery could help.
Posted inResearch Spotlights
Seismic Attenuation Techniques Reveal What Lies Beneath Taiwan
A new imaging modality explores the complex subduction‐collision transition zone below southern Taiwan.
Posted inScience Updates
Sensing the Sounds from Earth’s Hazardous Environments
Low-cost infrasound sensors, deployed in large numbers, provide a practical means of data collection near volcanoes, earthquakes, wildfires, and other geophysical phenomena.
Posted inNews
The Forensics of a Skyscraper-Sized Tsunami
A landslide in Tracy Arm Fjord in Alaska created the second-largest tsunami on record. A new analysis links this abrupt event to the retreat of a glacier and, ultimately, to climate change.