Sentences with phrase «beneath seafloor»

[27] Most NGH is found beneath the seafloor (95 %) where it exists in thermodynamic equilibrium.

The loss of ice has also fueled interest in opening shipping routes through the region, as well as exploiting natural resources, such as oil, found beneath the seafloor.

This picture may be about to change in light of a study of deep - sea rocks and sediments led by John Parkes, a microbiologist at Cardiff University in the U.K.. By visiting oil - drilling projects at two sites in the Pacific in 2002, Parkes and colleagues obtained samples as deep as 400 meters beneath the seafloor.

The vast majority of life on Earth, at least in terms of biomass, is microscopic and hidden beneath the seafloor.

While the methane in the Von Damm vent system they studied was produced through chemical reactions (abiotically), it was produced on geologic time scales deep beneath the seafloor and independent of the venting process.

The new model calculates the amount of free hydrogen gas produced and stored beneath the seafloor based on a range of parameters — including the ratio of a site's tectonic spreading rate to the thickness of serpentinized rocks that might be found there.

In response to a tax on greenhouse - gas emissions imposed by the Norwegian government, each year the company now removes about 1 million tons of CO2 captured as a waste product from the natural gas it recovers and pumps more than 99 percent of it 2,600 feet beneath the seafloor into a porous sandstone formation capped by impervious rock.

In a study published in Science in June, paleoceanographer Bärbel Hönisch and colleagues at Columbia University examined the remnants of planktonic foraminifera — single - celled creatures with elaborate shells — buried beneath the seafloor off the coast of Africa.

The total mass of microbes living beneath the seafloor has been estimated at as much as a third of all the living stuff on the planet.

IODP is a collaboration of scientists from 23 countries; the organization coordinates voyages to study the history of the Earth recorded in sediments and rocks beneath the seafloor.

A single - celled organism lives beneath the seafloor, in rock hotter, deeper and older than any previously known sub-seafloor environment harboring life.

They drilled 1 kilometer beneath the seafloor to extract a dozen dark - gray, clay - rich sample cores, each about the size of a soda can, from the fault.

Its long burial beneath seafloor sediments isolated it from cosmic rays that could have triggered WIMP - masking radioactivity within the lead.

UCSC research scientist Patrick Fulton was on board the research vessel Kairei, operated by the Japan Agency for Marine - Earth Science and Technology (JAMSTEC), for the retrieval of the string of pressure and temperature sensors that was installed across the fault zone at about 800 meters beneath the seafloor.

Editor's note: This story has been updated to clarify where the researchers discovered a change in water salinity as they drilled down beneath the seafloor.

Once that data has been collected, he will apply the techniques he developed on the Juan de Fuca in the hope of learning more about what lies beneath the seafloor in the old oceans, where mysterious undulations in Earth's gravity field have been measured.

The second spot was Axial Seamount, an active underwater volcano, along with its associated hydrothermal vents, where the team could study the transfer of minerals from beneath the seafloor into the water and access hardy microbes that thrive in the vent fluids, which can reach 250 degrees Fahrenheit.

Chemical transformations in minerals deep beneath the seafloor could explain why Indonesia's 2004 mega-earthquake was unexpectedly destructive, researchers report in the May 26 Science.

Not exact matches

More amazingly, we now know that beneath the crust of Enceladus is a global ocean of liquid saltwater and organic molecules, all being heated by hydrothermal vents on the seafloor.

But, they had never been used at the unprecedented depth of 5,000 feet beneath the surface, where an estimated 7,500 tons per day of oil and 2,400 tons per day of natural gas were jetting from the ruptured wellhead near the seafloor.

New seafloor data reveal that some fjords, such as the one beneath Mogens North, are deeper (solid black line) than previous simulations suggested (dashed pink line).

The coolest point beneath the ridges was found near the lowest point, an area of very deep and rugged seafloor known as the Australian - Antarctic discordance in the Indian Ocean.

And last year, researchers found a partial skeleton beneath the sloping seafloor that, through DNA analysis, promises to reveal the biological details of a passenger.

The primary purpose of the expedition was to map the Arctic seafloor and the sediments beneath.

The relief wells are drilled straight down into the sea bottom, parallel to the blown Macondo well for several thousand meters and then angled to intersect the original well bore at about 5,500 meters beneath the Gulf's surface (4,000 meters below the seafloor).

Mud volcanoes burble up during earthquakes because the shaking releases mud and water that are trapped beneath barriers in seafloor sediments.

Because it lies just slightly west of the Cascadia subduction zone, the young seafloor is easily shoveled east beneath the North American Plate.

These are the latest conclusions of a detailed mapping project exploring the topography of the seafloor and bedrock around and beneath Greenland's glaciers.

However, Khazendar and Scheuchl said, researchers need more information on the shape of the bedrock and seafloor beneath the ice, as well as more data on ocean circulation and temperatures, to be able to better project how much ice these glaciers will contribute to the ocean in a changing climate.

Deposits of this may be quite thick meters thick and tend to develop under permanently frozen Arctic soils or beneath the polar seafloor.

Beneath the icy surface of Enceladus, liquid water is heated as it percolates through the rock of the seafloor.

In fact, the highest mountain on Earth is actually a seamount — Hawaii's Mauna Kea, a dormant volcano that is more than 30,000 feet tall measured from its base on the seafloor 18,000 feet beneath the surface.

The Gemini team noted fairly that some of their «targets,» «-LSB-...] presumably dived to the seafloor and into the «blind zone,» beneath the acoustic beam, at ranges less than 19m.5 The fact that the images returned are so «noisy» and so affected by the target's range, position, depth and strength certainly suggest more research is needed.

It's easy to imagine that the seafloor miles beneath the icy surface of the Southern Ocean might be a cold, dark, inhospitable place, as devoid of life as the vacuum of space it so closely resembles — but that couldn't be further from the truth.

Left behind by an ancient ocean, salt deposits lie beneath the Gulf seafloor and get pressed and squeezed and bulged by the heavy sediments laying on top of them.