But if they continue to see mixing at the scales the lab work suggests, the findings could change the way
ocean scientists think about the role of animals in influencing their watery environment — and potentially our climate on land.
Not exact matches
Leading
scientists give their
thoughts on the world's relentless pursuit of fish, and how consumers and the commercial fisheries sector are emptying
oceans across the world of life.
When an erupting volcano birthed an island in the Pacific
Ocean in late 2014,
scientists thought waves would erode the island away within just a few months.
It's possible the parasite has always been in the
ocean, but most
scientists think it somehow got there from cats — the only known carrier of the oocysts.
Gabrielle Tepp of the Alaska Volcano Observatory and the U.S. Geological Survey
thinks that with improved monitoring,
scientists can learn more about these submarine eruptions, which threaten travel and alter the
ocean soundscape.
Scientists think that massive volcanic eruptions killed off more than 90 % of
ocean species and 75 % of land species almost 252 million years ago.
Initially,
scientists thought that no species, let alone a bustling community, could survive the scorching temperatures and crushing pressures of these sites, most of which are located about 7,000 feet below the
ocean surface in areas of seafloor spreading.
«Generally,
scientists have
thought that microbes and bacteria primarily consume oxygen in the deeper
ocean,» Bianchi said.
«Before,
scientists tended to ignore this big chunk of the ecosystem when
thinking of
ocean chemistry.
Scientists used to
think the Amazon was too wet to burn, but a warming Atlantic
Ocean is drawing moisture away from the rainforest
Only once the ice begins to melt each summer does life begin to bloom in the nutrient - rich waters of the Arctic
Ocean — or so
scientists have
thought.
On average, Antarctic sea ice may be considerably thicker than once
thought, which could significantly change how
scientists assess sea ice dynamics and their interactions with the
ocean in a warming world.
Scientists have long
thought the
ocean sunfish (Mola mola) was the largest of the bony fishes, a group of animals with skeletons made of bone instead of cartilage.
They also found that sharks used powered swimming more often than a gliding motion to move through the
ocean, contrary to what
scientists had previously
thought, and that deep - sea sharks swim in slow motion compared to shallow water species.
A new study led by researcher Natalia Shakhova of the University of Alaska, Fairbanks, and the Russian Academy of Sciences» Far Eastern Branch reports that methane releases from one part of the Arctic
Ocean are more than twice what
scientists previously
thought.
Scientists thought the iron had entered the
ocean from hot, mineral - rich water released at mid-
ocean vents that then precipitated to the
ocean floor.
Some
scientists think that carbon dioxide released by the impact would have acidified the
oceans, contributing to the extinctions, so the drill team will look at whether seafloor animals just after the impact were species that tolerate low pH.
Among the implications of the study are that
ocean temperatures in this area may be more sensitive to changes in greenhouse gas levels than previously
thought and that
scientists should be factoring entrainment into their models for predicting future climate change.
If successful,
scientists envision fleets of similar drones spreading across the
ocean, inviting
thoughts of what it could be like to do oceanography without a ship.
That was the bump that some of those climate
scientists were trying to get rid of [in the temperature data], but it was a real bump, and I
think it was associated with these
ocean oscillations.
By modeling the ingredients in these carbon - based planetary systems, the
scientists determined they lack icy water reservoirs
thought to supply planets with
oceans.
This graphic illustrates how Cassini
scientists think water interacts with rock at the bottom of the
ocean of Saturn's icy moon Enceladus, producing hydrogen gas.
As it orbits, Europa's icy surface heaves and falls with the pull of Jupiter's gravity, creating enough heat,
scientists think, to support a global
ocean beneath the moon's solid shell.
Scientists previously
thought that iron fertilization could work in all iron - deficient
ocean stretches: the subarctic North Pacific Ocean, the equatorial Pacific and the Antarctic O
ocean stretches: the subarctic North Pacific
Ocean, the equatorial Pacific and the Antarctic O
Ocean, the equatorial Pacific and the Antarctic
OceanOcean.
That process creates enough heat,
scientists think, to create a global subsurface
ocean on Europa.
Dr Alison Cook, who led the work at Swansea University, says: «
Scientists know that
ocean warming is affecting large glaciers elsewhere on the continent, but
thought that atmospheric temperatures were the primary cause of all glacier changes on the Peninsula.
Scientists thought that could be a sign of a liquid
ocean beneath its frozen shell, but couldn't be sure.
There are other influences on the jet stream's behavior, and some
scientists think that changes in tropical
ocean temperatures, or the cyclical recurrence of El Niño, might have a bigger effect on the jet stream than changes in the Arctic.
Scientists think this reversal in strength was driven by changes in sea surface temperature and upper -
ocean ventilation.
Some
scientists think it's possible that the surface conceals an
ocean.
Washington Post:
Scientists say the global
ocean circulation may be more vulnerable to shutdown than we
thought
Citing Mars sample return, an upcoming mission to Jupiter's
ocean - harboring moon Europa and possible future probes that could visit other icy satellites, Maynard engaged the audience of
scientists with the stated intent of changing how they
think about the process.
Scientists have come up with a new way to measure
ocean trash — and the numbers are even worse than
thought.
Scientists think that, in the past, water may have flowed across the surface in rivers and streams, and that vast
oceans covered the planet.
As coral reefs around the world are being destroyed due to rising
ocean temperatures,
scientists are working to
think of solutions that can protect them into the future.
Her enthusiastic approach extends to her research — she has traveled all over the world to meet
scientists, environmentalists, urban designers, inventors, and those on the cutting edge of technological development, accompanying an aqua farmer to check on his lateral kelp beds in the
ocean, and others into their labs, design studios and
think tanks.
Until about 20 years ago
scientists thought that whale sharks were solitary open
ocean behemoths but, increasingly, we have learned of places around the world — about a dozen so far — where whale sharks gather reliably in substantial numbers, and quite close to the coast.
I
think any
scientists not convinced by that would have been satisfied by the measurements of the
oceans in the early 2000s that showed definitively that heat is seeping down there too.
I
thought a bunch of
scientists and programmers put their efforts into creating a celled representation of the atmosphere,
oceans etc. and try to come up with formulas and parameters which — to their best knowledge — mirror what really happens.
THAT's what's being proposed when
scientists say they
think the heat that is not warming the atmosphere as quickly is instead warming the
oceans.
OCEANS RISING FAST, NEW STUDIES FIND Melting ice could raise levels up to 3 feet by 2100,
scientists say David Perlman, Chronicle Science Editor Friday, March 24, 2006 Glaciers and ice sheets on opposite ends of the Earth are melting faster than previously
thought and could cause sea levels around the world to rise as much as three feet by the end of this century and 13 to 20 feet in coming centuries,
scientists are reporting today.
Since so many explanations of the hiatus (however you want to define it) hinge on what's happening in the
oceans, I'd
think this would be an issue climate
scientist would need to deal with.
Of course its always possible we have missed some mysterious natural cycle that could be operating right now to cause warming, but
scientists have had a close look at every possibility they can
think of from solar cycles,
ocean cycles, geothermal energy, cosmic rays and ruled them out.
I read online within the past two weeks that Russian
scientists were up in the northern
oceans somewhere and they saw tons of hot spots of methane bubbling out from the
ocean surface.I
think it was in ScienceDaily.The question posed by these
scientists was «is this outgassing a normal melting of methane that has been going on for many thousands of years, or, is it an upward tick of significance?»
Scientists who once
thought that the Arctic
Ocean could be free of ice during the summer by 2100 now see it occurring by 2030.
Some
scientists now
think that the Arctic
Ocean could be ice - free in the summer as early as 2030.
Scientists also
think that the circulation of heat from the top layers of the
ocean, which have been most affected to date, to the deeper
oceans below may be another factor behind the «hiatus» in global warming.
During that same period, average annual rainfall in New South Wales declined by 3.6 inches (92 millimeters).3
Scientists think the decline in autumn rainfall in southeast Australia since the late 1950s may be partly due to increases in heat - trapping gases in Earth's atmosphere.3, 14 Major bushfires over southeast Australia are linked to the positive phase of an
ocean cycle called the «Indian Ocean Dipole» — when sea surface temperatures are warmer than average in the western Indian Ocean, likely in response to global warming.1
ocean cycle called the «Indian
Ocean Dipole» — when sea surface temperatures are warmer than average in the western Indian Ocean, likely in response to global warming.1
Ocean Dipole» — when sea surface temperatures are warmer than average in the western Indian
Ocean, likely in response to global warming.1
Ocean, likely in response to global warming.15, 16
Rising
ocean and air temperatures mean not only the continuing disappearance of Arctic sea ice — many scientists now think the Arctic Ocean could be ice - free in summer within two decades — but also mean that permafrost on the sea floor could thaw more qui
ocean and air temperatures mean not only the continuing disappearance of Arctic sea ice — many
scientists now
think the Arctic
Ocean could be ice - free in summer within two decades — but also mean that permafrost on the sea floor could thaw more qui
Ocean could be ice - free in summer within two decades — but also mean that permafrost on the sea floor could thaw more quickly.
Scientists think this reversal in strength was driven by changes in sea surface temperature and upper -
ocean ventilation.