Six-legged miners strike gold
Termites and ants are stockpiling gold in their mounds, new CSIRO research has found.
Earth Sciences
Jun 17, 2013
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News tagged with geochemistry
High salt levels in Saharan groundwater endanger oases farming
For more than 40 years, snowmelt and runoff from Morocco's High Atlas Mountains has been dammed and redirected hundreds of kilometers to the south to irrigate oases farms in the arid, sub-Saharan Draa Basin.
Environment
Apr 8, 2013
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Mercury's crust likely made of magnesium-rich basalt
With both x-ray and gamma-ray spectrometers, the MErcury Surface, Space ENvironment, GEochemistry and Ranging probe (MESSENGER), which entered orbit around Mercury in 2011, is well equipped for carrying out a detailed compositional ...
Space Exploration
Jan 29, 2013
0
1
High-frequency flux transfer events detected near Mercury
The physical process that creates connections between the magnetic fields emanating from the Sun and a planet - a process known as magnetic reconnection - creates a portal through which solar plasma can penetrate the planetary ...
Space Exploration
Nov 13, 2012
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Dawn Engineers Assess Reaction Wheel
Engineers working on NASA's Dawn spacecraft are assessing the status of a reaction wheel -- part of a system that helps the spacecraft point precisely -- after onboard software powered it off on Aug. 8. Dawn's mission is ...
Space Exploration
Aug 14, 2012
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Water treatments alone not enough to combat fluorosis in Ethiopia
Increased intake of dietary calcium may be key to addressing widespread dental health problems faced by millions of rural residents in Ethiopia's remote, poverty-stricken Main Rift Valley, according to a new Duke University-led ...
Environment
Apr 26, 2012
3
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Fossilized plant matter points to desertification near Tibetan Plateau
Roughly 22 million years ago, at the onset of the Miocene, the Tibetan Plateau started to lift upward. The rising land curbed the flow of moist air from the south, sparking the onset of central Asian desertification. Or, ...
Earth Sciences
Apr 23, 2012
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Nationwide radium testing of groundwater shows most susceptible regions: Central US and East Coast
Groundwater in aquifers on the East Coast and in the Central U.S. has the highest risk of contamination from radium, a naturally occurring radioactive element and known carcinogen.
Environment
Feb 15, 2012
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Using bacteria in oil wells to convert oil to natural gas
Some bacteria destroy oil. Might those bacteria lead oil companies to change their methods of harvesting the energy of the oil while at the same time reducing the carbon dioxide that burning oil and gasoline discharges into ...
Earth Sciences
Jun 17, 2010
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Geochemist raises questions about carbon sequestration
As carbon dioxide levels in the atmosphere rise, policy makers and scientists are looking at new ways to tackle the problems associated with the greenhouse gas.
Environment
Jun 16, 2010
4
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