Sentences with phrase «seafloor data»

According to the study published in Journal Coral Reef, a group of scientists from James Cook University, University of Sydney and Queensland University of Technology was examining the high - resolution seafloor data provided by the Royal Australian Navy when they noticed the unusual donut - shaped masses.

«They have the data below the seafloor, the seafloor data — and to top it off they have the water column with the gas plumes.»

By examining the most comprehensive collection of seafloor data from offshore eastern Sicily and the Maltese Islands, an international team of geoscientists has now discovered an extensive buried mass of material that is thought to have been eroded and transported by the Zanclean flood.

That seafloor data, however, was not available to two other analyses of the earthquake, also published this week online in Science.

By combining older seafloor data and digital seismic data from earthquakes along with 4,500 kilometers (2,796 miles) of new seafloor depth measurements, or bathymetry, collected in 2010, Legg and his colleagues were able to take a closer look at the structure of two of the larger seafloor faults in the Borderland: the Santa Cruz - Catalina Ridge Fault and the Ferrelo Fault.

Although the Havre event was larger than the 1980 eruption of Mount St. Helens, a similar type of volcano that shot a huge column of debris into the air, the seafloor data weren't indicative of such a large eruption.

RAPID RETREAT New seafloor data reveal that Køge Bugt (shown) and other fast - retreating glaciers in southeastern Greenland sit within deep fjords, allowing warm Atlantic Ocean water to speed up melting.

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).

Not exact matches

GPS and acoustic data reveal very large seafloor movements associated with the quake directly above the focal region.

The study uses data from two NASA missions — Operation IceBridge, which measures ice thickness and gravity from aircraft, and Oceans Melting Greenland, or OMG, which uses sonar and gravity instruments to map the shape and depth of the seafloor close to the ice front.

Using data collected by seafloor sound monitors, the scientists can map the locations of whales and measure their sounds, along with anthropogenic sounds.

«Our data suggest that there are two other processes in the mantle that are stronger: one, the asthenosphere is clearly flowing on its own, but it's deeper and smaller scale; and, two, seafloor spreading at the ridge produces a very strong lithospheric fabric that can not be ignored.»

«Given the immense size of the regions in which we are working, it has taken many years of data collection and integration of existing data sets in order to produce seafloor maps with the resolution needed to identify all the features we are interested in,» said U.S. Geological Survey research marine geologist Jason Chaytor.

The team were able to draw these conclusions by analysing new data from the chemical composition of the fossilised shells of sea surface and seafloor organisms from that period, taken from drilling cores from the ocean floor in the South Atlantic.

Their collected data has allowed Rignot, Scheuchl and their team at UC Irvine to map the seafloor in the region.

Chave had recently worked at Bell Laboratories, coordinating a project to reuse an old AT&T seafloor telephone cable to transmit undersea earthquake data to researchers onshore in Japan.

But using an old seafloor map of Havre and satellite data, Carey and her colleagues calculated that more than 75 percent of the material produced by Havre ended up in the 400 - square - kilometer pumice raft.

For decades, sensors will gather data on water chemistry, currents, photosynthesis, animal activity, and seafloor eruptions and earthquakes.

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.

Collected data include 3D maps of the seafloor and high - quality video and photos, and show the location and extent of the corals.

«We only have satellite data giving us the seafloor depth,» which is an estimated 500 meters, Linse says.

The AUV team, led by MBARI engineer David Caress, pored over the detailed bathymetric map they created from the AUV data and saw a number of mounds and spires rising up from the seafloor.

He envisions a network of sensors and cameras on the seafloor, transmitting data to buoys near the surface, which in turn bounce the signals off satellites to Baker's office in Seattle.

The purpose was to create a bathymetric picture of the sea bottom and to collect reflection seismic data, which allows researchers to peer into the sediments and rocks underneath the seafloor.

The data showed them that the landward seafloor in the trench area slipped as much as 50 metres horizontally, said Yasuyuki Nakamura, Deputy Group leader in JAMSTEC's Center for Earthquake and Tsunami Structural Seismology Group.

Ocean floor seismometers will supplement land - based seismic data by providing measurements of the aftershocks on the seafloor.

To untangle the impacts that these three climate stressors will have on seafloor diversity in the future, the researchers examined existing published data and collected new data on organisms living in deep - sea sediments in upwelling regions along continental margins, where the ocean and continental crusts meet along the seafloor.

«Satellite radar data have given us a detailed picture of where natural seeps are concentrated across deep seafloor of the Gulf of Mexico,» said co-author Ian MacDonald, an oceanographer and professor at Florida State University.

In 2011, the IEEE, a professional association for electronics engineers, highlighted the risk to the global economy from the proximity of submarine cables carrying international commercial data at certain «choke points» — allowing sabotage or seismic seafloor movements to take out many cables at once.

For example, data from this study has been used to examine the evolution of gas hydrate stability within the Eurasian Arctic over glacial timescales, exploring the development of massive mounds and methane blow - out craters that have been recently discovered on the Arctic seafloor.

The studies are based on data collected by the Cabled Array, a National Science Foundation - funded project that brings electrical power and internet to the seafloor.

Even where methane increases are observed at the ocean surface, scientists need better data to determine whether emissions come from hydrates or other seafloor sources.

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.

Underwater, high bandwidth free - space optical communications in both high and low ambient light conditions enabling untethered remotely operated submersibles and data harvesting from seafloor observatories

Dr. Titov, a mathematician who works for a government marine laboratory, began to assemble his digital tools on his computer's hard drive: a three - dimensional map of the Indian Ocean seafloor and the seismic data showing the force, breadth and direction of the earthquake's punch to the sea.

Their data from the other pole, from the Antarctic ice sheet, bring us an important step closer to nailing down the mechanism of the mysterious abrupt climate jumps in Greenland and their reverberations around the world, which can be identified in places as diverse as Chinese caves, Caribbean seafloor sediments and many others.

Since then, a number of new proxies and seafloor coring and drilling projects have produced a wealth of additional data.

In Antarctica, a new compilation called Bedmap2, produced by the British Antarctic Survey, merges multiple data sources to map the seafloor and sub-glacial bedrock elevation.

Data on bathymetry, demersal fish, sponges and sediments, and oceanographic data, were used to identify a suite of unique seafloor bioregions comprising 41 provinces, three depth - related biomes on the continental slope, and geomorphic units that represent clusters of geomorphic features around the Data on bathymetry, demersal fish, sponges and sediments, and oceanographic data, were used to identify a suite of unique seafloor bioregions comprising 41 provinces, three depth - related biomes on the continental slope, and geomorphic units that represent clusters of geomorphic features around the data, were used to identify a suite of unique seafloor bioregions comprising 41 provinces, three depth - related biomes on the continental slope, and geomorphic units that represent clusters of geomorphic features around the EEZ.

The researchers looked at data collected by an array of instruments that measured water velocity through the Drake Passage from the surface of the ocean to the seafloor.

For example, data from this study has been used to examine the evolution of gas hydrate stability within the Eurasian Arctic over glacial timescales, exploring the development of massive mounds and methane blow - out craters that have been recently discovered on the Arctic seafloor.

This becomes evident by pairing seafloor topography and tectonic data with the recently published OCO2 - results.

Data on slight variations of the pull of gravity over the oceans are recorded with satellite altimetry, and are then combined to map the seafloor globally.

The theory of seafloor spreading had one skeptic who kept the scientists on their toes for years until they got it right with enough data of different types.