Everett F Sargent # 12: Ocean carbon storage is ~ 20x land storage, but average
ocean sink in a given year is about the same as the average land sink.
Having retrieved the original article (Canadell et al., 2007, PNAS online) it's written (p. 3) that 65 + / -16 % of... d ² CO2 / dt ² (translation of «increase of atmospheric CO2 growth rate») is attributed to «the increase in the global economy», the remaining 35 + / -16 % being attributed to «the increase in carbon intensity in the global economy» and 18 + / -15 % to «the decrease in the efficiency of the lands and
ocean sinks in removing anthropogenic CO2».
Not exact matches
The heavy concrete is supposed to make a body
sink to the bottom of a river or the
ocean, but — for reasons that remain unclear — it might not have worked
in this case.
If it is successful
in driving Chevron out of the country, Brazil's dreams to be the preeminent oil exporter
in the western hemisphere would
sink to the bottom of the
ocean.
The reading released daily by the Baltic Exchange has been
sinking every trading day for the past three weeks, measuring a 34 - per - cent drop
in ocean freight rates and foreshadowing a slowdown
in trade.
profit of doom telling his listeners that California is
sinking into the
ocean, while he he's buying beach front property
in Malibu.
Because, speculates Hutton, God through final causation created a cycle whereby sediments
sink and consolidate
in the
oceans and later are uplifted by the Earth's interior heat.
It
sinks back into the
ocean of being, after having been used on the surface, to rest
in the depths of calm.
More than 1,500 people were killed when the luxury
ocean liner sank in the Atlantic Ocean April 15, 1912, but hundreds more survived like Quinn's grandmother and were greeted with a hero's welcome when they arrived in New York several days l
ocean liner
sank in the Atlantic
Ocean April 15, 1912, but hundreds more survived like Quinn's grandmother and were greeted with a hero's welcome when they arrived in New York several days l
Ocean April 15, 1912, but hundreds more survived like Quinn's grandmother and were greeted with a hero's welcome when they arrived
in New York several days later.
When they died, their shells
sank to the bottom of the
ocean, making the layers Meckler saw
in the core.
From the great
ocean liner's construction to its
sinking to its discovery on the
ocean floor, the key moments
in the Titanic's history.
The study contradicts earlier inferences that the Southern
Ocean's carbon
sink has been weak
in the 21st century.
Although the
oceans are currently the greatest carbon
sink, terrestrial carbon
sinks also play a significant role
in keeping the carbon out of the atmosphere.
The Southern
Ocean sink strength is, at present, determined by the winds
in that part of the world.
What
sinks to the
ocean floor depends
in part on how warm the climate is.
«This was a bit of a surprise because when we think of sediment
in the
ocean, we think of it as
sinking vertically, originating from someplace above.
In this state of «neutral buoyancy», she can swim around in the open ocean effortlessly, because she neither sinks nor floats upward
In this state of «neutral buoyancy», she can swim around
in the open ocean effortlessly, because she neither sinks nor floats upward
in the open
ocean effortlessly, because she neither
sinks nor floats upwards.
During this formation CO2 splits off and is dissolved
in a heavy cold brine, which gets squeezed out of the ice and
sinks into the deeper parts of the
ocean.
In 1984, encased in a huge yellow metal diving suit equipped with foot - controlled thrusters, deep - sea biologist Edith Widder sank into the Pacific Ocean on her first deep div
In 1984, encased
in a huge yellow metal diving suit equipped with foot - controlled thrusters, deep - sea biologist Edith Widder sank into the Pacific Ocean on her first deep div
in a huge yellow metal diving suit equipped with foot - controlled thrusters, deep - sea biologist Edith Widder
sank into the Pacific
Ocean on her first deep dive.
Sinking slabs of
ocean crust and rising plumes of hot rock
in Earth's mantle are observed to behave differently below one megameter (1,000 kilometers) depth.
And the ill - fated and controversial space capsule Liberty Bell 7 was raised from its watery grave almost exactly 40 years after it
sank in the Atlantic
Ocean, having carried the first astronaut, Gus Grissom,
in a historic first orbit of the earth.
Ocean water sops up the red so effectively that 100 feet below the sea surface only the bluish components of sunlight penetrate; a
sunken ship's crimson lower keel appears black to divers since nothing can look red
in the absence of red light.
«To put this
in some kind of context, if those small scale eddies did not increase with wind stress then the saturation of carbon dioxide
in the Southern
Ocean sink would occur twice as rapidly and more heat would enter our atmosphere and sooner.»
In the report, an international team of climate scientists warns policy - makers that levels of carbon dioxide in the atmosphere are at the extreme end of predictions made only in 2007, and that natural CO2 sinks such as oceans are becoming saturate
In the report, an international team of climate scientists warns policy - makers that levels of carbon dioxide
in the atmosphere are at the extreme end of predictions made only in 2007, and that natural CO2 sinks such as oceans are becoming saturate
in the atmosphere are at the extreme end of predictions made only
in 2007, and that natural CO2 sinks such as oceans are becoming saturate
in 2007, and that natural CO2
sinks such as
oceans are becoming saturated.
«Currently the
ocean is a
sink for CO2 — that is, it takes
in more CO2 from the atmosphere than it releases,» Hutchins explains.
As global temperature rises, most of the extra heat
in the atmosphere — about 90 percent —
sinks into the
ocean.
►
In Science, Dennis Normile wrote about the impact of the
sinking of the Taiwanese research vessel
Ocean Research V, «less than 2 years after its maiden scientific cruise,» on Taiwanese science, calling it «a severe setback for Taiwanese oceanography and related fields.»
The coastline was barely recognizable; what had been one of the most beautiful and regular harbors
in Asia now was an obstacle course, littered with masses of black pumice stone, tree trunks burnt and splintered as if by lightning, and the prows of previously
sunken ships which the
ocean had thrown onto land.
At various points
in Earth's history, dust fell into the
ocean and fed algae, which gobbled up carbon dioxide and
sank to the bottom of the sea, taking greenhouse gas with them and cooling the world.
Using supercomputers, the researchers found that this dense piece of
ocean floor material (called a lithospheric slab) is slowly
sinking into the Earth's mantle and is responsible for the formation of the Lake Eyre Basin, one of the Earth's largest internally drained basins and home to the lowest point
in Australia at 15m below sea level, as well as the Murray - Darling Basin, home to the largest river system
in Australia.
The old houses, often more than a meter across,
sink toward the
ocean bottom carrying with them plankton and other biological tidbits snagged
in their goo.
This paper outlines a new framework for assessing errors and their impact on the uncertainties associated with calculating carbon
sinks on land and
in oceans.
«Zealandia, a
sunken continent long lost beneath the
oceans, is giving up its 60 million - year - old secrets through scientific
ocean drilling,» said Jamie Allan, program director in the U.S. National Science Foundation's Division of Ocean Sciences, which supports
ocean drilling,» said Jamie Allan, program director
in the U.S. National Science Foundation's Division of
Ocean Sciences, which supports
Ocean Sciences, which supports IODP.
Small filter - feeding animals
in the world's
oceans take
in bits of plastic and excrete them
in pellets that
sink to the
ocean floor.
We have shown that hydrothermal vent fluids contain almost none of the organic carbon which accumulates
in the
oceans, which means that vents are a
sink for this unreactive «stored» carbon.»
Some of this carbon then
sinks to the bottom of the
ocean when the phytoplankton die, locking it away
in the deep sea for thousands of years.
The approach ranked as the study's least viable strategy,
in part because less than a quarter of the algae could be expected to eventually
sink to the bottom of the
ocean, which would be the only way that carbon would be sequestered for a long period of time.
As a result, there has been a reduction
in the heat exchange over the locations where
sinking occurs
in the
ocean.
The warm waters give up their heat
in the bitterly cold regions monitored by OSNAP, become denser, and
sink, forming
ocean - bottom currents that return southward, hugging the perimeter of the
ocean basins.
Humans do emit only a fraction of the 750 gigatons of CO2 that move through the atmosphere each year, but small changes
in the total amount can overwhelm so - called carbon «
sinks» such as the
ocean, resulting
in important, and cumulative, changes
in the atmosphere.
Introduction Have you ever wondered why when you drop a steel nail into water it
sinks like a stone, but when a well - built steel ship is
in the
ocean it floats, even though it weighs much more than a tiny nail?
«What we find is that observations today are not sufficient to be able to see change
in the
ocean - carbon
sink,» McKinley explains.
It's
sinking from the weight of organisms sticking to it or
in animal feces and getting buried on the
ocean floor, Law says.
However, changes to the
sink in the Pacific and Indian
Ocean subtropical regions will be too low - resolution to detect before at least 2050.
In doing so, it
sinks to the
ocean bed and pushes the deep segment of the conveyor belt forward.
In using the model to assess the ocean - carbon sink, the researchers assumed a «business as usual» carbon dioxide emissions trajectory, the Representative Concentration Pathway 8.5 scenario found in the Intergovernmental Panel on Climate Change for 2006 - 2010, where emissions continue to rise throughout the 21st centur
In using the model to assess the
ocean - carbon
sink, the researchers assumed a «business as usual» carbon dioxide emissions trajectory, the Representative Concentration Pathway 8.5 scenario found
in the Intergovernmental Panel on Climate Change for 2006 - 2010, where emissions continue to rise throughout the 21st centur
in the Intergovernmental Panel on Climate Change for 2006 - 2010, where emissions continue to rise throughout the 21st century.
«It essentially means that, through multiple means,
in a world with mixotrophs, more organic carbon is
sinking into the deep
ocean than
in a world without mixotrophs,» Follows says.
«The faster a particle
sinks, the more likely its carbon will be stored
in the
ocean for centuries,» she says.
With help from the
ocean's natural wave action, the reduction
in surface tension allows large surface slicks to separate into individual droplets that eventually
sink to the sea floor.
The reason is that Emiliania's dense calcareous platelets function as ballast
in aggregated organic matter and accelerate its
sinking to the deep
ocean.