Overall, the team concluded, 2,660 square kilometers of the northern delta will be flooded
by seawater by 2100 if the current rate of topographical deformation continues.
Not exact matches
By filtering
seawater through holes that are about 0.5 nanometers wide, the desalination process captures all dissolved material, including salt, while the fresh water passes through.
By contrast, fusion would produce no waste, just inert helium, and its fuel can be extracted from
seawater.
The construction of the Perth
Seawater Desalination Plant
by the Multiplex - Degremont joint venture will be overseen
by Water Corporation general managers Peter Moore (pictured above), Sue Murphy and Keith Cadee.
Startup Nautilus Data Technologies is trying to develop a floating data center on a barge that it believes would save companies money on their energy bills
by providing easy access to
seawater.
While lithium isn't particularly rare, it's still harder to come
by than sodium, which can be extracted from
seawater.
Canada has neither the climate nor the cheap coastal real estate to extract salt the usual way,
by leaving
seawater to evaporate in the sun.
By: David Oliveira 9th December 2016 To ensure sustainable operations in drought sticken Richards Bay, KwaZulu - Natal, diversified miner South32 has invested R74 - million in a
seawater desalination plant that uses membrane technology to produce cooling process water for its Hillside aluminium smelter.
Over 200 pristine cayes (islands) are scattered along Belize's coastline — each surrounded
by crystal clear, turquoise
seawater that teems with brilliant fish, coral, and sponges.
This makes me happy:
By creating a small electrical field that removes salts from
seawater, chemists have introduced a new method for the desalination of
seawater that consumes less energy and is dramatically simpler than conventional techniques.
Sea salts, as the name implies, are formed
by the evaporation of
seawater.
«These farmlands are usually abandoned
by coastal farmers because the encroaching
seawater has rendered the soil useless.
We collect
seawater from the Atlantic Ocean bucket
by bucket,
by hand, year - round.
One - third of carbon dioxide emitted
by humans enters the oceans, making
seawater more acidic, the study noted.
Aequorin gives out blue light when it binds with calcium in
seawater; this light is absorbed
by GFP, which then emits an intense green glow.
«Ocean acidification can affect individual marine organisms along the Pacific coast,
by changing the chemistry of the
seawater,» said lead author Brittany Jellison, a Ph.D. student studying marine ecology at the UC Davis Bodega Marine Laboratory.
Tide pools (also tidal pools or rock pools) are rocky pools
by the ocean that are filled with
seawater.
It means that bacteria living in, say, seabed mud where no oxygen penetrates, can access oxygen dissolved in the
seawater simply
by holding hands with their friends.
Callahan, a naval architect and experienced sailor, survived
by catching fish with a makeshift spear and drinking from his raft's solar stills — inflatable plastic tents that captured one pint of evaporated freshwater from
seawater each day.
One hint of weak coupling at a subduction zone is the presence of serpentinite — a mineral formed when
seawater carried down
by a descending plate reacts with mantle rock.
Results from Lake Ryuuoo, a small lake on an island in the Bungo Channel, show a surprising sand layer washed into Lake Ryuuoo
by seawater rushing over a 13 - foot - high barrier beach.
They plunge, well lubricated
by the buried
seawater of the ocean above.
The plankton molts were floating in
seawater in a dish and imaged
by laser scanning confocal microscopy.
It also caused a decrease in precipitation
by approximately 70 - 85 percent on land and a decrease of approximately 5 - 7 °C in
seawater temperature at a 50 - m water depth, leading to mass extinction of life forms including dinosaurs and ammonites.
This is a particularly useful region because the oxygen isotopic composition of the
seawater is largely determined
by the flow of water through the Strait of Gibraltar, which in turn is sensitive to changes in global sea level — in a way like the pinching of a hosepipe.
It's the smell of bromophenols synthesized
by algae from the bromine in
seawater.
Because they form
by leakage of methane into
seawater it implies that something at that time caused a large release of methane into the ocean.
Max's invention also avoids a brine - disposal issue
by removing only a small amount of freshwater at a time, about 5 percent per volume of
seawater in the reactor.
Charlie's research told him that during El Niño weather cycles, the surface
seawaters in the Great Barrier Reef lagoon, already heated to unusually high levels
by greenhouse gas — induced warming, were being pulsed from a mass of ocean water known as the Western Pacific Warm Pool onto the reef's delicate living corals.
WHAT CAUSES THEM: Rivers swollen
by heavy rains, rising sea levels or storm surges that push
seawater into coastal areas.
The isotopic analysis showed that
seawater temperatures in the Antarctic in the Late Cretaceous averaged about 46 degrees Fahrenheit, punctuated
by two abrupt warming spikes.
In August 2011, scientists at the UC Davis Bodega Marine Laboratory walked into their labs to a strange, disturbing sight: Thousands of purple sea urchins and other marine invertebrates were dead in their tanks, which are fed directly
by seawater.
By separating the different atomic masses («isotopes») of the element boron in the foraminifera shells, they tracked how the pH of
seawater changed during the PETM.
That scenario has been bolstered
by similarities in the isotopic signatures of the asteroids and
seawater.
Jackson, a volcanologist
by training who led an earlier study at the ALS on Roman
seawater concrete, is the lead author of a paper describing this study in the Proceedings of the National Academy of Sciences (PNAS) titled «Mechanical Resilience and Cementitious Processes in Imperial Roman Architectural Mortar.»
Gibraltar's rubbish, which used to be thrown into the sea, is now incinerated and the heat produced
by the furnaces is used to evaporate
seawater.
Biologist Eva Egelyng Sigsgaard at the Natural History Museum of Denmark at the University of Copenhagen and her team collected
seawater containing skin cells — along with cells from urine and feces — naturally shed
by the whale sharks and other animals.
However, as atmospheric CO2 is absorbed
by seawater, ocean pH declines.
I was struck
by the links between the article about large - scale
seawater greenhouses to green desert areas (25 May, p...
A Cologne working group involving Prof. Carsten Münker and Dr. Elis Hoffmann and their student Sebastian Viehmann (working with Prof. Michael Bau from the Jacobs University Bremen) have managed for the first time to determine the isotope composition of the rare trace elements Hafnium and Neodymium in 2.7 - billion - year - old
seawater by using high purity chemical sediments from Temagami Banded Iron Formation (Canada) as an archive.
«In present day
seawater, this can be explained
by weathering and the erosion of the Earth's exposed surface,» explains Prof. Münker.
It's possible to produce hydrogen to power fuel cells
by extracting the gas from
seawater, but the electricity required to do it makes the process costly.
And as ever - poorer water stocks are called on and drawn - down aquifers in coastal areas are invaded
by seawater, the crisis in quantity is being matched
by a crisis in quality.
«If in the Neoarchean period 97 % of the Earth's surface had been, as estimated from computer models, covered
by water, these geochemical signals would not have been found for Neoarchean
seawater,» adds Dr. Hoffmann.
The encroaching
seawater threatens to flood hundreds of millions of people every year
by 2100 as homes that are already below flood heights, or will be, succumb to climbing oceans.
Shakhova says it may have been going on since the frozen shelf was inundated
by seawater at the end of the last ice age.
An increasingly common feature of reefs worldwide, it is brought on
by thermal stress resulting from
seawater temperature anomalies associated with climate change.
Steel panels with cerium oxide coatings can be exposed to
seawater for weeks on end without becoming covered
by bacteria, algae, mollusks, or barnacles.
The models reveal a «hydrothermal siphon» driven
by heat loss from deep in the Earth and the flow of cold
seawater down into the crust and of warmed water up out of the crust.
The Calera process essentially mimics marine cement, which is produced
by coral when making their shells and reefs, taking the calcium and magnesium in
seawater and using it to form carbonates at normal temperatures and pressures.