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Geologists detail likely site of San Andreas Fault's next major quake
Science Daily   26 June 2018   USA   California  
Credit: Susanne Jänecke/USU
<p>Geologists identify the San Andreas Fault's 'Durmid Ladder' structure, a a nearly 15.5-mile-long, sheared zone with two, nearly parallel master faults and hundreds of smaller, rung-like cross faults that could be the site of the region's next major earthquake.</p ...
Fossil footprints challenge established theories of human evolution
Science Daily   31 August 2017   Greece   Crete  
Credit: Andrzej Boczarowski
<p>Newly discovered human-like footprints from Crete may put the established narrative of early human evolution to the test. The footprints are approximately 5.7 million years old and were made at a time when previous research puts our ancestors in Africa ...
Geohazard: Giant sinkholes near West Texas oil patch towns are growing -- as new ones lurk
Science Daily   15 June 2016   USA   Texas  
Measurements from satellite radar images of two giant West Texas sinkholes Credit: Jin-woo Kim, SMU
<p>Two giant sinkholes that sit between two West Texas oil patch towns are growing -- and two new ones appear to be lurking, say geophysicists. Satellite radar images reveal substantial ground movement in and around the infamous sinkholes near Wink, Texas ...
Filed under: Natural Hazards
Drying Arctic soils could accelerate greenhouse gas emissions
Science Daily   13 June 2016   USA   Arctic  
Gas bubbles are released from a saturated part of the Barrow Environmental Observatory. Credit: Oak Ridge National Laboratory
<p>A new study published in Nature Climate Change indicates soil moisture levels will determine how much carbon is released to the atmosphere as rising temperatures thaw Arctic lands.</p>
Bringing the landslide laboratory to remote regions
Science Daily   12 April 2016   China   Loess Plateau  
This is a movable lab for field study of gravity erosion on the Loess Plateau of China. Credit: X.-Z. Xu/DLUT
<p>Thanks to millions of years' accumulation of the wind-deposited, highly-porous sediment from which China's Loess plateau takes its name, the region has been called the most erosion-prone on Earth. However, despite the prominent geomorphic role gravity erosion ...
Earth's mineralogy unique in the cosmos
Science Daily   26 August 2015   World  
A rhodochrosite specimen from Butte, Mont, Credit: Robert Downs
<p>New research predicts that Earth has more than 1,500 undiscovered minerals and that the exact mineral diversity of our planet is unique and could not be duplicated anywhere in the cosmos. </p>
California drought causing valley land to sink
Science Daily   20 August 2015   USA   California  
Total subsidence in California's San Joaquin Valley, Canadian Space Agency/NASA/JPL-Caltech
<p>As Californians continue pumping groundwater in response to the historic drought, the California Department of Water Resources has released a new NASA report showing land in the San Joaquin Valley is sinking faster than ever before, nearly 2 inches (5 centimeters) ...
Filed under: Natural Hazards
Finding fault: New information may help understand earthquakes
Science Daily   16 March 2015   USA   Massachusetts  
UMass Amherst
<p>New modeling and analyses of fault geometry in the Earth's crust by geoscientist are advancing knowledge about fault development in regions where one geologic plate slides past or over another, such as along California's San Andreas Fault and the Denali ...