Ví dụ về việc sử dụng Seafloor trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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Underwater earthquakes cause the seafloor to move.
These[seafloor] deposits are sometimes much richer in metals than comparable deposits we are currently mining on land,” says Lusty.
Deepwater spill:How long will 125 hydrocarbons stay on the seafloor?
In this process, sea cucumbers clean and oxygenate the seafloor by breaking down detritus and recycling nutrients.
In the deepest parts of the ocean it takes seven hours to lower andraise this equipment from the seafloor.
The island isreally just a big pile of mud from the seafloor that got pushed up.”- Bill Barnhart, USGS geologist.
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More than 2,000 sunken ships lie on the Gulf's seafloor, including everything from 16th-Century Spanish vessels to the ruins of a World War Two U-boat.
The South China Sea has become a flashpoint as China and countries in the region seek control of trade routes andmineral deposits beneath the seafloor.
It's collecting seafloor sediments, which, when they're inspected in the lab, should reveal details such as the past position of the front of the glacier and the climate conditions that persisted at the time.
The remainder comes from routine maintenance of ships(nearly 20 percent), hydrocarbon particles from onshore air pollution(about 13 percent),and natural seepage from the seafloor(over 8 percent).
Peridotite, including dunite, at and near the seafloor and in mountain belts is converted to serpentine, brucite, magnetite, and other minerals-- some rare, such as awaruite(Ni3Fe), and even native iron.
In Australia, for example, oil and gas giant Chevron has started a large-scale CCS project where 3.4-4 milliontons of CO2 will be stored beneath the seafloor annually, but this initiative is by no means unique.
Using newly processed satellite data,the team can pick up seafloor features with a greater subtly and accuracy than previous models, highlighting the presence of many new submarine mountains, known as seamounts.
For one, UT Austin's Patzek noted, there's a"somewhat confusing" phenomenon in the Gulf that occurs when warm water underneath the surface rises up and decomposes methane hydrates,gases usually trapped in ice in the seafloor.
The result on December 26 was a rupture the USGS estimates was more than 600 miles(1,000 kilometers) long,displacing the seafloor above the rupture by perhaps 10 yards(about 10 meters) horizontally and several yards vertically.
On the three-week voyage, researchers will collect seafloor animals, microbes, plankton, sediments, and water samples, in addition to documenting evidence of any new marine mammals or birds that may have migrated to the exposed waters.
With that in mind, the researchers wonder if these complex organic molecules could becoming from hydrothermal vents like the ones on Earth's seafloor, which are home to hundreds of primitive life-forms such as tube worms.
A comprehensive map of the seafloor will assist global efforts to combat pollution, aid marine conservation, forecast tsunami wave propagation, and help inform the study of tides, wave action, and sediment transport.”.
It applies physics, chemistry and mathematics to the understanding of how mantle convection leads to plate tectonics andgeologic phenomena such as seafloor spreading, mountain building, volcanoes, earthquakes, faulting and so on.
Well, he's actually exploring seafloor formations near the islands, looking for evidence that ancient peoples might have camped out in the caves as they migrated south some 15,000 years ago, a time when the sea level was 600 feet lower than today.
Three divers manned a pressured chamber 200 meters below the surface of the Gulf of Ajaccio, off Corsica, for eight consecutive days,during which they worked on the seafloor at 250 meters' depth for up to six hours each day, setting a new depth record.
Mid-ocean ridges are not the only place where the seafloor spreads apart back arc spreading zones occur near many subduction zones but they are so productive and so important in global geochemistry that"mid-ocean ridge basalt" is commonly known by its abbreviation MORB.
The beach is particularly famous for what is known as the"Moses Miracle," anatural phenomenon in which extreme tides reveal the seafloor for only a few short hours two or three times a month(around the 15th and 30th days of the lunar calendar).
After subtracting this measurement from each sample layer, the researchers tackled the task of separating the remaining sediment into windblown dust and marine sediments- particles that circulate through the ocean,deposited on the seafloor by currents.
As reported by the Associated Press,Indonesia is currently using a prototype of an otherwise high-tech system of seafloor sensors, sound wave detectors, tidal gauges and fiber-optic cables developed using funds from the US National Science Foundation.
So, short of tracing the ancient origins of an actual diamond, Förster and his colleagues attempted to re-create in their lab the hyperhot,hyperpressurized reactions that occur when seafloor minerals subduct into Earth's mantle.
The Klamath Mountains consist of multiple terranes- former volcanic islands and coral reefs and bits of subduction zones,mantle, and seafloor- that merged offshore over vast stretches of time before colliding with North America as a single block about 150 to 130 million years ago.
The selective extinction of large-bodied animals could have serious consequences for the health of marine ecosystems, the scientists say, because they tend to be at the tops of food webs andtheir movements through the water column and the seafloor help cycle nutrients through the oceans.