Observations
of ocean salinity patterns for the past 50 years reveal an intensification of [P - E] patterns as predicted by models, but at an even faster rate.
Maps
of ocean salinity at different ocean depths - top: surface; middle: 1 km deep; bottom: 4 km deep.
Observations
of ocean salinity patterns for the past 50 years reveal an intensification of [P - E] patterns as predicted by models, but at an even faster rate.
Satellite animation
of ocean salinity made using one of the same satellites used to create the new estimates of ocean acidification.
Not exact matches
So explain the
salinity changes in the
ocean and apply them to Billion years ago within 1 % margin
of error...
Also, that does not address the fact that you would need 5 times the water on the planet to flood thae earth to the level the myth says, Noah could not have built a watyer tight craft using the stone tools he would have had at that time, the
salinity of the
oceans would change enough to kill all life in the
oceans, so that would end the food chains, ending all life for a very long time.
The movement
of the
ocean actually helps the aging process and there is an ever so slight impartation
of ocean salt water flavor that finds its way into the cork and therefore in the wine which gives the wine an amazingly addictive
salinity.
«These patterns that are based on decadal analysis
of modern data, and then the hydroclimate proxies that give the
salinity in the
oceans and the rainfall on land seem to show the same picture.»
«And the question we decided to ask was what can those reconstructions
of temperature and
salinity tell us about the greater Atlantic
Ocean surface circulation.»
But the
ocean is a huge, constantly moving three - dimensional ecosystem, and obtaining precise, real - time observations
of marine life and
of oceanic conditions such as temperature, current and
salinity is quite challenging and astronomically expensive.
The OMG mission also involves dropping hundreds
of probes into the
ocean each year to measure temperature and
salinity at different depths.
Changes in
ocean salinity, nutrient runoff and other pollution can cause small - scale bleaching, but scientists say the widespread global bleaching this year is a symptom
of unusual
ocean warming.
Scientists are hoping that newer satellites, like Europe's Soil Moisture and
Ocean Salinity or NASA's Soil Moisture Active Passive, can start to accumulate long - time series
of soil moisture data.
As a result, outflow should always remain within the natural variability
of the
oceans»
salinity.
«This program has probably contributed more oceanographic temperature and
salinity profiles from remote reaches
of the Southern
Ocean than ever before,» Fedak says.
By next year, the Argo project will have installed 3,000 floating sensors across all the
oceans, offering a daily snapshot
of global patterns
of water temperature and
salinity — crucial for predicting the nature and pace
of climate change.
The project, called Estimating the Circulation and Climate
of the
Ocean (ECCO), uses observational data — including ocean surface topography, surface wind stress, temperature, salinity profiles and velocity data — collected between June 2005 and December
Ocean (ECCO), uses observational data — including
ocean surface topography, surface wind stress, temperature, salinity profiles and velocity data — collected between June 2005 and December
ocean surface topography, surface wind stress, temperature,
salinity profiles and velocity data — collected between June 2005 and December 2007.
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.
Equipped with scuba - diving gear off the coast
of Motobu Peninsula in Okinawa, Japan, scientists from the United States and Japan carried parts
of a machine that is one
of the first to serve as an underwater observatory that monitors temperature,
salinity, and other chemical, physical and biological data in the Pacific
Ocean.
The new findings
of successful multi-year drought / fire predictions are based on a series
of computer modeling experiments, using the state -
of - the - art earth system model, the most detailed data on current
ocean temperature and
salinity conditions, and the climate responses to natural and human - linked radiative forcing.
James Kennett
of the University
of California at Santa Barbara adds that
salinity changes might have had a greater influence on the circulation
of Eocene
oceans than on that
of today's
oceans.
Salinity of the surface waters can be influenced by the amount
of river water flowing into the
oceans, yet no computer models
of ancient
ocean circulation had included this variable.
As a result there was an increase in moisture transport out
of the Atlantic, which effectively increased the
salinity and density,
of the
ocean surfaces, leading to an abrupt increase in circulation strength and temperature rise.
Its measurements
of ocean saltiness will also help scientists understand how changes in
salinity affect the deep currents that drive
ocean circulation.
«
Ocean salinity turns out to be a pretty useful diagnostic
of the big picture.»
One option calls for a spacecraft that would map the surface in detail and measure the depth and
salinity of the buried
ocean.
«If you take a dash
of salt, an eighth
of a teaspoon, and you put that in a gallon
of water, that's the amount
of salinity change Aquarius will be able to observe from month to month over any part
of the
ocean,» said Lagerloef, president
of Earth and Space Research, a Seattle - based research institute.
The temperature and
salinity of seawater are key drivers for the global
ocean circulation system.
Along one string
of sites, or «stations,» that stretches from Antarctica to the southern Indian
Ocean, researchers have tracked the conditions of AABW — a layer of profoundly cold water less than 0 °C (it stays liquid because of its salt content, or salinity) that moves through the abyssal ocean, mixing with warmer waters as it circulates around the globe in the Southern Ocean and northward into all three of the major ocean ba
Ocean, researchers have tracked the conditions
of AABW — a layer
of profoundly cold water less than 0 °C (it stays liquid because
of its salt content, or
salinity) that moves through the abyssal
ocean, mixing with warmer waters as it circulates around the globe in the Southern Ocean and northward into all three of the major ocean ba
ocean, mixing with warmer waters as it circulates around the globe in the Southern
Ocean and northward into all three of the major ocean ba
Ocean and northward into all three
of the major
ocean ba
ocean basins.
iRobot provided Seagliders in May to help detect the presence
of oil by measuring temperature,
salinity and other
ocean properties at depths
of up to 1,000 meters.
The new findings on Arctic
Ocean salinity conditions in the Eocene were calculated in part by comparing ratios
of oxygen isotopes locked in ancient shark teeth found in sediments on Banks Island in the Arctic Circle and incorporating the data into a
salinity model.
DeVries and fellow researchers Mark Holzer
of the University
of New South Wales in Sydney and François Primeau
of UC Irvine compiled existing oceanographic tracer data — measurements
of temperature,
salinity, CFCs (humanmade gases that dissolve into the
ocean) and carbon - 14 — and separated it into three decade - long time periods: the 1980s, the 1990s and the 2000s.
«This study shows the Arctic
Ocean was very brackish and had reduced
salinity back then,» said University
of Chicago postdoctoral researcher Sora Kim, first author on the study.
The researchers paired MIT's global circulation model — which simulates physical phenomena such as
ocean currents, temperatures, and
salinity — with an ecosystem model that simulates the behavior
of 96 species
of phytoplankton.
The study, co-authored by Dr Thomas Stevens, from the Department
of Geography at Royal Holloway, University
of London, found a previously unknown mechanism by which the joining
of North and South America changed the
salinity of the Pacific
Ocean and caused major ice sheet growth across the Northern Hemisphere.
And any increase would be small relative to the volume
of the
ocean, so the increase in
salinity would be minimal.
Gray believes that the increased atmospheric heat — which he calls a «small warming» — is ``... likely a result
of the natural alterations in global
ocean currents which are driven by
ocean salinity variations.»
My research indicates that the Siberian peat moss, Arctic tundra, and methal hydrates (frozen methane at the bottom
of the
ocean) all have an excellent chance
of melting and releasing their stored co2.Recent methane concentration figures also hit the news last week, and methane has increased after a long time being steady.The forests
of north america are drying out and are very susceptible to massive insect infestations and wildfires, and the massive die offs - 25 %
of total forests, have begun.And, the most recent stories on the Amazon forecast that with the change in rainfall patterns one third
of the Amazon will dry and turn to grassland, thereby creating a domino cascade effect for the rest
of the Amazon.With co2 levels risng faster now that the
oceans have reached carrying capacity, the
oceans having become also more acidic, and the looming threat
of a North Atlanic current shutdown (note the recent terrible news on
salinity upwelling levels off Greenland,) and the change in cold water upwellings, leading to far less biomass for the fish to feed upon, all lead to the conclusion we may not have to worry about NASA completing its inventory
of near earth objects greater than 140 meters across by 2026 (Recent Benjamin Dean astronomy lecture here in San Francisco).
A magnetometer would also study the moon's magnetic field which would allow scientists to determine the depth and
salinity of its
ocean.
This small warming is likely a result
of the natural alterations in global
ocean currents which are driven by
ocean salinity variations.
In applying them, they found that a more realistic representation
of the marine ecosystem helped the
ocean to take up and store carbon at similar rates regardless
of global changes in physical properties, like temperature,
salinity and circulation.
«This study is the first to show the value
of using
ocean salinity measurements to forecast the intensity
of tropical cyclones,» said team lead Dr. Karthik Balaguru, an oceanographer at PNNL's Marine Sciences Laboratory.
A typical oceanographic mooring, like one deployed in the northwest Atlantic
Ocean by the Global Ocean Ecoystems Dynamics (GLOBEC) program, holds a large array of instrumentation: seven current meters, seven temperature gauges, three optical turbidity scanners, four salinity / conductivity / pressure meters, and one Acoustic Doppler Current Profiler (ADCP) that records surface ocean current patterns around the moo
Ocean by the Global
Ocean Ecoystems Dynamics (GLOBEC) program, holds a large array of instrumentation: seven current meters, seven temperature gauges, three optical turbidity scanners, four salinity / conductivity / pressure meters, and one Acoustic Doppler Current Profiler (ADCP) that records surface ocean current patterns around the moo
Ocean Ecoystems Dynamics (GLOBEC) program, holds a large array
of instrumentation: seven current meters, seven temperature gauges, three optical turbidity scanners, four
salinity / conductivity / pressure meters, and one Acoustic Doppler Current Profiler (ADCP) that records surface
ocean current patterns around the moo
ocean current patterns around the mooring.
Subsurface
ocean temperature and
salinity data from a world - wide network
of free - driftingfloats, known as Argo, that constantly measure the temperature and
salinity of the upper 2,000 meters
of the
ocean.
A team
of scientists led by researchers at Pacific Northwest National Laboratory modified the current formula to calculate Potential Intensity by including the effects
of upper -
ocean mixing, sea - surface cooling, and
salinity during a cyclone.
Possible mechanisms include (vii) changes in
ocean temperature (and salinity), (viii) suppression of air - sea gas exchange by sea ice, and (ix) increased stratification in the Southern O
ocean temperature (and
salinity), (viii) suppression
of air - sea gas exchange by sea ice, and (ix) increased stratification in the Southern
OceanOcean.
The researchers use computer models to forecast future
ocean conditions such as surface temperatures,
salinity, and currents, and project how the distribution
of different fish species could respond to climate change.
The researchers used data from a network
of 3,500 robotic floats that measure
ocean temperatures and
salinity to a depth
of 2,000 meters.
The characteristics
of the
ocean that affect its motion are its temperature and
salinity.
A number
of existing satellites can be used for the task; these include the European Space Agency's Soil Moisture and
Ocean Salinity (SMOS) sensor that was launched in 2009 and NASA's Aquarius satellite that was launched in 2011.