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Global Earthquake Numbers on Par for 2015



Released: 2/1/2016 7:34:56 AM
Globally there were 14,588 earthquakes of magnitude 4.0 or greater in 2015. This worldwide number is on par with prior year averages of about 40 earthquakes per day of magnitude 4.0, or about 14,500 annually. The 2015 number may change slightly as the final results are completed by seismic analysts at the USGS National Earthquake Information Center in Golden, Colorado.

Process Changes for Reporting Sightings of Asian Carp, other Non-Native Aquatic Species



Released: 1/28/2016 4:02:20 PM
Boaters, swimmers or other members of the public who see Lionfish, Asian carp, Zebra mussels or any other invasive or non-native plant or animal species have two options to report sightings.

Value of U.S. Mineral Production Decreased in 2015 with Lower Metal Prices



Released: 1/28/2016 2:20:37 PM
In 2015, United States mines produced an estimated $78.3 billion of mineral raw materials—down 3percent from $80.8 billion in 2014, the U.S. Geological Survey announced today in its Mineral Commodity Summaries 2016.

New Heartland Maps for the New Year



Released: 1/26/2016 9:30:00 AM
New US Topo maps for Iowa and Kansas are now available in the USGS Store for free download. The new maps of these Midwestern states feature the inclusion of the U.S. Census Bureau’s Topologically Integrated Geographic Encoding and Referencing (TIGER) road data.

Invasive Amphibian Fungus Could Threaten US Salamander Populations



Released: 1/20/2016 10:00:00 AM
LAUREL, Md. — A deadly fungus causing population crashes in wild European salamanders could emerge in the United States and threaten already declining amphibians here, according to a report released today by the U.S. Geological Survey.

Decades of Bat Observations Reveal Uptick in New Causes of Mass Mortality



Released: 1/19/2016 10:30:00 AM
FORT COLLINS, Colorado – Reports of bat deaths worldwide due to human causes largely unique to the 21st century are markedly rising, according to a new USGS-led analysis published in Mammal Review.

Biodiversity Critical to Maintaining Healthy Ecosystems



Released: 1/15/2016 12:12:31 PM
Researchers have found clear evidence that biological communities rich in species are substantially healthier and more productive than those depleted of species.

Manmade Mercury Emissions Decline 30 Percent from 1990-2010



Released: 1/13/2016 10:00:00 AM
Between 1990 and 2010, global mercury emissions from manmade sources declined 30 percent, according to a new analysis by Harvard University, Peking University, the U.S. Geological Survey, the Max Planck Institute for Chemistry, and the University of Alberta. These results challenge long-standing assumptions about mercury emission trends.

 

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