And geologists and hydrologists fret about the possibility that dissolved metals might get into water supplies.
Apart from continent-hopping business executives, niche markets include long-haul truckers, civil engineers, field scientists, disaster-relief agencies, news organisations, extractive industries and geologists.
Mount Rainier is also an active volcano - although there has been no activity since the 1850s and geologists say there is no imminent threat of eruption.
It aims to clarify the geology of the seabed and samples will be used by marine scientists and geologists to better inform the company of its make-up.
The Institution of Mechanical Engineers (IMechE) said jobs created by fracking, a form of gas extraction, included chemical, mechanical, civil and structural engineers, operations staff and geologists.
In most cases, reserves contain minerals exceptionally concentrated in one place well above what scientists and geologists call "crustal abundance, " the frequency of the mineral in the specified rock.
Nevermind the thousands of practicing oil and gas geologists, engineers and other professionals in the industry itself who, based on hundreds of billions of dollars in investment in shale oil and natural gas resources by their companies, obviously disagree with these two.
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His approach relies on a statistical technique invented in 1943 by a British statistician, Ronald Fisher, and now widely used by geologists and ecologists to estimate the diversity of populations (of, say, fossils or beetles).
Current estimates put the combined bitumen in these deposits at 1.7 trillion barrels, and some geologists believe more field work will jack that number up a fair bit further.
Now LinkedIn's database was rich not just with Silicon Valley programmers and venture capitalists but also with Wall Street traders, Texas geologists and highly skilled professionals of all callings outside the U.S. Talent hunters were ready to pay big-time for a chance to connect with the entire LinkedIn community.
First off, the technology and innovation that enabled producers to frack better and squeeze more energy out of shale rock formations originated in the U.S. as geologists and engineers worked feverishly to produce more oil and gas in preparation for high gas prices.
Triton, having recruited geologists and engineers from the biggest oil companies, seemed like a good risk.
More important, Nichols kept the PennzEnergy geologists and drilling engineers who understood offshore drilling.
Rock-breakers work with geologists and surveyors to make sure that only profitable grades of ore are mined.
As the big oil firms have sacked thousands of staff in cost-cutting drives, the independents have recruited geologists and engineers.
Petroleum geologists and meteorologists were among the biggest doubters, with only 47 percent and 64 percent, respectively, believing in human involvement.
In May a delegation of Polish geologists and officials visited Canada to wise up on social and environmental as well as technical issues.
Next, geologists and petroleum engineers huddle in a "hive, " a 3-D imaging room, to identify promising geological formations and plan the trajectory of the well.
Mr Watson decided to hone his film-making by shooting a low budget fictional feature with help from other British staff, which included marine biologists, geologists and mechanics.
Numerous geologists and historians have tried to fathom how the giant rock pedestals were created an estimated 60 million years ago, but no theory has been fully proven.
The scores of experts included epidemiologists, hydro-geologists and geochemists.
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When weather permits, NASA planetary geologists and biologists poke and prod the rocks and waterways of the island to dig up clues about terrestrial and perhaps martian natural history.
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One of the more interesting phenomena related to the media coverage of the oil and natural gas industry in recent years has been the massively disproportionate attention paid by reporters and editors to a couple of degreed geologists, David Hughes and Art Berman.
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In the early days of oil and gas exploration, geologists would largely rely upon topology at the surface of the earth to interpret the location of oil and gas accumulations in the subsurface.
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The Victorians were outstanding geologists, and there are good reserve estimates back to 1864.
Do the research and see what the geologists, the guys who take a long view of climate have to say.
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They continue to insist that we pay no attention to scientists that are not part of their guild, such as the many dissenting physicists, chemists, geologists, and meteorologists, who we are told have no standing to criticize.
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Between March 3 and March 6, over 30, 000 people are expected to attend the mining convention that brings a mix of investors, analysts, mining executives, geologists, prospectors and international government delegations from around the world.
Since the total mass of the ocean and ice remains unchanged during the melting process, this has often led to the erroneous assumption that sea level will be unaffected by the melting of floating ice, say geologists David Holland and Adrian Jenkins.
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All the children departed with a big bag of fossils and minerals, and hopefully some left as budding geologists!
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