Sentences with phrase «deep boreholes»
"Deep boreholes" refer to narrow holes drilled deep into the ground. Full definition
Research in deep borehole technology is also looking promising.
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Scientists at The Geological Society of America (GSA) meeting in Denver will describe the potential of shale formations; challenges of deep borehole disposal; and their progress in building a computer model to help improve understanding of the geologic processes that are important for safe disposal of high - level waste.
Thanks to detailed study of the layers in a 500 - meter - deep borehole at one of the fossil sites, TW: eed members were able to determine the tetrapods» habitat was a mosaic of braided rivers and floodplains, with distinct dry and wet seasons.
However, the U.S. Nuclear Waste Technical Review Board (NWTRB) has statutory responsibility for evaluating the technical validity of DOE's nuclear waste activities, and is on the record with the position that deep boreholes present many technical challenges and studying them «should not delay higher priority research on a mined geologic repository.»
In the aftermath of Yucca's mothballing, the DOE has pursued a diverse strategy of nuclear waste management that includes tentative plans for consolidated interim storage facilities, tests of deep boreholes as another possible long - term storage technique, and the development of «consent - based» siting protocols to gain support from municipal and state governments.
The San Andreas Fault Observatory at Depth (SAFOD) was a 3.1 - kilometer deep borehole drilled directly into the San Andreas Fault midway between San Francisco and Los Angeles, near Parkfield, CA.
Indian geophysicists have drilled a seven - km deep borehole in this earthquake zone and have established an on - the - spot observatory to study earthquakes.
The company was drilling two 200 - metre deep boreholes to get the geotechnical information it needs to make the case for the tunnel it wants to drill — about 100 to 200 metres below ground — for the pipeline to cut through the mountain and conservation area.
For example, an entire nuclear cycle involving light - water reactors, reprocessing of the spent fuel, and disposal of small «packages» of highly radioactive nuclear waste in deep boreholes could prove an attractive option, Moniz noted.
Reconstruction of the Earth's surface temperature based on data of deep boreholes, global warming in the last millenium, and long - term solar cyclicity.
Even if the Russian team has reached the lake, they will be forced to wait until next season to actually sample the water because of the type of drill they're using, which can bring back only ice — not liquid water — from the deep borehole.
Indian science minister Ashwani Kumar announced last week that the National Geophysical Research Institute (NGRI) in Hyderabad will launch a $ 75 - million, 30 - month - long project to drill an 8 - kilometer - deep borehole in Koyna, a region in western India that experiences frequent small - to moderately - sized earthquakes.
Another disposal option for nuclear waste is deep boreholes.
Meanwhile, the Department of Energy (DOE) in recent years has directed money to so - called «deep boreholes» as a less - objectionable and cheaper way to deal with some of the waste.
The $ 25 - million project aimed to achieve two firsts: to sample rocks from deep inside an active fault, and to install pressure sensors, thermometers and seismometers within a roughly 3 - kilometre - deep borehole to catch a small earthquake in action.
Even the Kola Superdeep Borehole in Russia, the deepest borehole on Earth, reaches no deeper than 12,262 metres.
«If we want to put waste where we'll never see it again,» he added, it should go at the bottom of a deep borehole.
«They had done far more extensive and sophisticated analysis of the weather records, confirmed by «proxy» data such as studies of tree rings and measurements of old temperatures that lingered in deep boreholes.»