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Local Landforms Amplified Shaking During Haiti’s Earthquake
The severe damage and loss-of-life caused by the devastating January 2010 M7.0 earthquake in Haiti was exacerbated by amplification of shaking due to local geological conditions and landforms in Port-au-Prince, according to a study published online in...
Climate Change has Significant Effect on Mountain Vegetation At Low Elevations
Climate change has had a significant effect on mountain vegetation at low elevations in the past 60 years, according to a study done by the University of California at Davis, University of Wisconsin-Madison, and U.S. Geological Survey.
Elk Control – Yellowstone’s Aspen Trees Saved By the Wolf – Maybe Not?
Previous research has claimed that the reintroduction of wolves to Yellowstone National Park in 1995 is helping restore quaking aspen in risky areas where wolves prowl. But apparently elk hungry for winter food had a different idea.
An Island’s Rebirth: Life Emerges After a Catastrophic Volcanic Eruption
A secluded island in the Aleutian chain is revealing secrets of how land and marine ecosystems react to and recover from a catastrophic volcanic eruption that appeared at first glance to destroy all life on the island.
Contaminants in Groundwater Used for Public Supply
More than 20 percent of untreated water samples from 932 public wells across the nation contained at least one contaminant at levels of potential health concern, according to a new study by the U.S. Geological Survey. About 105 million people — or more...
USGS Awards $2.7 Million in Stimulus Funding to Improve the Detection of Changes in the Earth’s Crust
The U.S. Geological Survey has awarded $2.7 million in cooperative agreements under the American Recovery and Reinvestment Act to the University of California, Berkeley; Central Washington University; University of California, San Diego; and UNAVCO, Inc.,...Is Recent Earthquake Activity Unusual? Scientists Say No.
China’s tragic magnitude 6.9 earthquake on April 13 and the recent devastating earthquakes in Haiti, Chile, Mexico, and elsewhere have many wondering if this earthquake activity is unusual. Scientists say 2010 is not showing signs of unusually high...Natural Gas Potential Assessed in Eastern Mediterranean
Levant Basin Province, located in the Eastern Mediterranean region. Technically recoverable resources are those producible using currently available technology and industry practices. This is the first U.S. Geological Survey assessment of this basin to...
