That warming extends the 50 m or so to the seabed because we are dealing with only a polar
surface water layer here (over the shelves the Arctic Ocean structure is one - layer rather than three layers) and the surface warming is mixed down by wave - induced mixing because the extensive open water permits large fetches.
More fresh water in
the surface water layers makes it harder for the nutrient - rich bottom water to rise to the upper layers where the sunlight ensures the production of plankton algae in summer.
Here, the long time series shows that
the surface water layers became up to 1.5 per mill less saline during the measurement period.
Not exact matches
We can not blow up the world and continue to live on it; we can not destroy the ozone
layer without risking skin cancer; we can not pollute all
waters and be able to drink; we can not denude the
surface of trees and expect the soil not to erode.
To create an attractive
surface appearance, I used a
water - moistened finger to swirl the top
layer of the batter into a somewhat neater arrangement.
This is accomplished with a powerful blast of warm air that quickly breaks up the
layer of
surface water on a userâ $ ™ s hands for quick removal and evaporation.
To clean the baby mattress simply hand or machine wash the elasticised comfort
layer cover and wipe down the HPU
layer with warm soapy
water and towel dry the
surface, before returning a clean elasticised top comfort
layer cover to the mattress.
The exterior fabric is a soft
layer of
water resistant TPU (Thermoplastic Polyurethanes), providing a highly elastic, dirt and stain resistant, quality outer
surface that resists tearing from abrasive
surfaces.
He said while some hyrofracking chemicals are toxic and carcinogenic, public exposure to such chemicals is manageable, and that there are no known cases of the chemicals — which are injected deep underground a mile or more to fracture gas - bearing rock
layers — reaching the
surface to contaminate
water or air.
Evaporation from the ocean
waters can also lower the density of the air close to the
surface to the point that it can not mix with the air
layer above it.
MAVEN arrived at Mars in Sept. 2014 on a mission to investigate a planetary mystery: Billions of years ago, Mars was blanketed by
layer of air massive enough to warm the planet and allow liquid
water to flow on its
surface.
The shrimp represent centimeter - sized swimmers, including krill and shrimplike copepods, found throughout the world's oceans that may together be capable of mixing ocean
layers — and delivering nutrient - rich deep
waters to phytoplankton, or microscopic marine plants, near the
surface, the researchers suggest.
Under certain conditions, the warm
water of the lower
layer can reach the
surface and melt the ice.
Higher precipitation levels in the region and melting ice would decouple the
surface from the deeper
water layers.
As for the increase in phosphorus content, it was caused by the phosphorus that in the summer of 2014 flowed in from the deep
waters in the north of the Baltic Sea main basin and the phosphorus that was released from the Gulf of Finland's own seabed in the poor oxygen conditions and mixed with the
surface layer during last winter.
«So if I have this depression at the south pole, and I have beneath the
surface 50 kilometers down a
layer of
water or an ocean, that
layer of
water at depth is a positive mass anomaly.
To overcome this problem, the photocatalyst particle
surface was covered with a
layer of amorphous oxyhydroxide in order to inhibit the degradation of the photocatalyst and reverse reaction, and made the steady
water - splitting reaction possible.
The rising temperatures cause
layers of ocean
water to stratify so the more oxygen - rich
surface waters are less able to mix with oxygen - poor
waters from the deeper ocean.
Deep beneath the bleached - out, dusty
surface of the drought - stricken West is a stash of
water sequestered between
layers of rock and sometimes built up over centuries.
SLIPS's thin
layer of liquid lubricant allows liquids to flow easily over the
surface, much as a thin
layer of
water in an ice rink helps an ice skater glide.
To get around these problems, a group led by Chad Mirkin came up with a technique called dip - pen nanolithography, which uses a
water layer to transport organic ink on the AFM tip to a
surface (Science, 29 January, p. 661).
Future wet suits with
surface textures like the thick fur of otters that trap insulating air
layers could keep tomorrow's divers warmer in icy
waters.
The new ice - scarp studies confirm indications from fresh - crater and neutron - spectrometer observations that a
layer rich in
water ice begins within just one or two yards of the
surface in some areas.
Computer - generated models of sea spray, however, show that at least some ions remain in the
surface layer of
water.
Most cities provide little in the way of a porous
layer of earth or sand through which
surface water can permeate.
When the researchers switched the electric current off by deoxygenating the
water, thereby removing the electron acceptor at the sediment
surface, the depth of the hydrogen sulfide
layer in the sediment rose in less than an hour, as deeper microbes could no longer consume it.
Put a drop of superfluid on most
surfaces, and it spreads out into a thin
layer, rather than beading like
water on glass.
The drought that is devastating California and much of the West has dried the region so much that 240 gigatons worth of
surface and groundwater have been lost, roughly the equivalent to a 3.9 - inch
layer of
water over the entire West, or the annual loss of mass from the Greenland Ice Sheet, according to the study.
If they exist, the objects would have some unusual properties: little or no
water, because free oxygen would combine with carbon to make carbon monoxide, and perhaps
surfaces covered in gooey tar or
layers of superhard carbide compounds.
This enabled the research team to reconstruct, for the first time, a detailed picture of the environmental conditions at the ocean's
surface, as well as in deeper
water layers, over the last 30,000 years.
Essentially, they found that protons from a thin
layer of
water stretching across the
surface of the catalyst detach from the
water molecules and attach to oxygen molecules, briefly moving onto the
surface of the catalyst to spur the reaction before returning to the
water layer.
The resulting ionic liquids are hydrophobic, immiscible with
water, and form stable thin
layers on
surfaces.
They compared isotope measurements on the silica skeletons of diatoms, which store environmental signals from the ocean's
surface, with isotope signals from radiolarians, which live in deeper
water layers.
Using spectral readings from telescopes at the Keck Observatory in Hawaii, Hand has found high levels of oxidative chemicals such as sulfate, oxygen, sulfur dioxide and hydrogen peroxide on Europa's
surface, which are produced as ionizing radiation from Jupiter scours it, splitting apart
water molecules and sulfur compounds in the uppermost
layers of its ice.
The wind keeps a
layer of warm
water near the
surface in Indonesia, reducing the temperature difference across the Indian Ocean and so minimising the strength of positive IOD events.
No meteorites on Earth have ever been linked with Ceres, so its
surface composition remains unknown, though it may be
layered with
water - rich minerals, and frost might cover its poles.
The two most common
surface orientations of snow crystals are those shown: the six - sided face parallel to the
layers of
water molecules is called the basal face, and the rectangular faces are called prism faces.
Satellite remote sensing can't see below the
surface to discern the depth of the seafloor or study the
layers of
water.
The movement of
water in the ocean is determined by many factors including tides; winds;
surface waves; internal waves, those that propagate within the
layers of the ocean; and differences in temperature, salinity or sea level height.
UNSW Australia researchers have used new
water - tracing technology in the Sydney Basin for the first time to determine how groundwater moves in the different
layers of rock below the
surface.
One intriguing possibility: If fluid
water does persist on Mars, life that might have thrived there millions of years ago, when the climate was warmer and wetter, could be hanging on in thin
layers of salty
water just beneath the
surface.
After they die, their detritus slowly sinks from the
surface to the sea floor, and there is a
layer in the
water column, the OMZ, where microbes consume much of the detritus, a process that depletes oxygen through bacterial respiration.
Cassini's measurements revealed that Titan actually bulges a substantial 30 feet, indicating that the moon's
surface rides on top of a sloshing
layer of
water of unknown depth.
«Our group discovered a way to use sphere packing to get all sorts of materials to behave themselves in a
water solution before they are sprayed onto
surfaces in thin
layers and assembled into a module.
New research shows how a
layer of
water on the
surface of ice — even at temperatures well below freezing — can influence everything from the slipperiness of a skating rink to the electrification of thunderclouds
«In that area, like on the eastern boundaries of other tropical oceans, nutrient - rich
waters from deeper
water layers are transported to the
surface,» explains co-author Prof. Dr. Hermann Bange, also from GEOMAR.
She found that in anoxic conditions, when there is no oxygen in the bottom
layers of the Chesapeake Bay's
waters, dissolved methane built up, probably coming from the mud, and when storms mixed up the invisible
layers of the Bay's
waters, the methane made it to the
surface and into the atmosphere.
«A
surface treatment of natural fibers with
water - repellent
layers alone doesn't provide any progress,» explains Dr. Roland Klein, group manager for design of interfaces in the plastics division at the LBF.
When that cold, fresh
water enters the ocean, it forms an extra-chilly
layer on the ocean
surface around the continent.
Upon mixing with the
surface layer, the
water will cause an increase in the growth of filamentous algae and elevate the risk of blue - green algal blooms.