Bleached coral off the coast of northeastern Australia is the result
of warming ocean temperatures.
Climate modeling shows that the trends
of warming ocean temperatures, stronger winds and increasingly strong upwelling events are expected to continue in the coming years as carbon dioxide concentrations in the atmosphere increase.
But I believe there is little doubt that the record - breaking scale and potential destructiveness of Sandy is due in large part to the amplifying effects
of warmer ocean temperatures, higher atmospheric moisture content, and unusual Arctic weather patterns.
In the letter, Clement also expressed deep concern for other victims of climate change impacts, such as the recent set of devastating hurricanes, more frequent and severe flooding, marine life die - offs as a result
of warmer ocean temperatures, forests at risk from invasive insects, and so on.
Not exact matches
According to a big chunk
of ocean surface
temperature recorded by boat, the
oceans were not
warming nearly as quickly as the rest
of the planet.
Rising
temperatures will
warm the
oceans and accelerate melting
of land ice, affecting sea - levels along the California coast.
This year, the Atlantic was
warmer than average — Klotzbach says August through October will likely rank third or fourth in terms
of highest tropical Atlantic
Ocean temperatures.
Milo preferred the
temperature of the
ocean, which was a tad
warmer.
The floods have been triggered by the weather event known as El Nino, a
warming of surface
temperatures in the Pacific
Ocean that wreaks havoc on weather patterns every few years.
Paleoclimate data point to a
warm tropical
ocean with a clear east - west
temperature gradient during the
warm climates
of the Pliocene and Miocene.
Those weather patterns are linked to
warmer surface
temperatures in the Pacific and Atlantic
oceans, respectively, and correlated with the timing
of observed floods on the lower Mississippi.
But many species
of these algae are highly sensitive to
temperature, and are unable to survive as
ocean waters
warm.
The recent hurricanes presented a rare opportunity for Lasker and Edmunds to study how corals recover from disasters — an important line
of research in a
warming world where rising
ocean temperatures are stressing reefs.
Ecologists have watched in horror as unusually
warm ocean temperatures have prompted corals to «bleach», or expel the symbiotic algae that provide much
of their food.
Higher sea surface
temperatures led to a huge patch
of warm water, dubbed «The Blob,» that appeared in the northern Pacific
Ocean more than two years ago.
Scientists blame unusually
warm ocean temperatures this year for the mass devastation
of the world's corals
The finding surprised the University
of Arizona - led research team, because the sparse instrumental records for sea surface
temperature for that part
of the eastern tropical Pacific
Ocean did not show
warming.
This water is
warming an average
of 0.03 degrees Celsius per year, with
temperatures at the deepest
ocean sensors sometimes exceeding 0.3 degrees Celsius or 33 degrees Fahrenheit, Muenchow said.
The
ocean around the Galápagos Islands has been
warming since the 1970s, according to a new analysis
of the natural
temperature archives stored in coral reefs.
«However, studies like ours can help provide informative answers to the more tractable question
of how a perfect storm like Sandy would behave under
warmer ocean temperatures,» Lau said.
The research, an analysis
of sea salt sodium levels in mountain ice cores, finds that
warming sea surface
temperatures in the tropical Pacific
Ocean have intensified the Aleutian Low pressure system that drives storm activity in the North Pacific.
Scientific observations show that in the Arctic,
warming temperatures have led to a 75 % loss in sea ice volume since the 1980s, and recent reports suggest the Arctic
Ocean will be nearly free
of summer sea ice by 2050, said Sullivan.
TURTLE TROUBLE Green sea turtle populations in parts
of the Great Barrier Reef are becoming increasingly female because their eggs are being incubated at higher
temperatures due to
warming ocean waters.
Studies
of historical records in India suggest that reduced monsoon rainfall in central India has occurred when the sea surface
temperatures in specific regions
of the Pacific
Ocean were
warmer than normal.
The exceptional strengthening
of a high - pressure area in Siberia, which brought freezing
temperatures to Finland in late February and early March, may be partly the result
of atmospheric
warming over the Arctic
Ocean.
Ocean temperatures between 82 and 86 degrees Fahrenheit seem to be «ideal for the genesis of tropical cyclones,» Emanuel says, «and as that belt migrates poleward, which surely it must as the whole ocean warms, the tropical cyclone genesis regions might just move wit
Ocean temperatures between 82 and 86 degrees Fahrenheit seem to be «ideal for the genesis
of tropical cyclones,» Emanuel says, «and as that belt migrates poleward, which surely it must as the whole
ocean warms, the tropical cyclone genesis regions might just move wit
ocean warms, the tropical cyclone genesis regions might just move with it.
The other
ocean temperature study, also published Sunday in Climate Nature Change, used Argo and other data to tentatively conclude that all
of the
ocean warming from 2005 to 2013 had occurred above depths
of 6,500 feet.
One
of the biggest lingering issues in the global
warming slowdown is the full impact
of the natural
temperature cycles
of Earth's
oceans.
A study in the Proceedings
of the National Academy
of Sciences finds that the planet's
warming oceans are inducing fish to get smaller as a strategy to deal with increased
temperature.
Southern
Ocean seafloor water
temperatures are projected to
warm by an average
of 0.4 °C over this century with some areas possibly increasing by as much as 2 °C.
One
of the sturdiest pillars
of the argument against global
warming has crumbled under the weight
of some 10 million newly compiled measurements
of ocean temperature.
Analyzing data collected over a 20 - month period, scientists from NASA's Goddard Space Flight center in Greenbelt, Md., and the Massachusetts Institute
of Technology found that the number
of cirrus clouds above the Pacific
Ocean declines with
warmer sea surface
temperatures.
His discoveries have also revealed how
warming ocean temperatures and acidification
of ocean water caused by climate change lead to coral bleaching and death.
As
of March 2013, surface waters
of the tropical north Atlantic
Ocean remained
warmer than average, while Pacific
Ocean temperatures declined from a peak in late fall.
Two University
of Michigan researchers and a Florida colleague found two abrupt
warming spikes in
ocean temperatures that coincide with two previously documented extinction pulses near the end
of the Cretaceous Period.
Global
warming is also contributing to the rising
ocean temperatures on the whole, but «the
warming of the
ocean alone is not sufficient to explain what we see,» said Eric Rignot, a glacier expert at the University
of California, Irvine, in an emailed comment on the new study.
The oscillation is a pattern
of climate variability akin to El Niño and La Niña — weather patterns caused by periodic
warming and cooling
of ocean temperatures in the Pacific — except it is longer - lived.
Over the past 60 years, winter
temperatures in the northwestern part
of the peninsula have soared by 11 degrees F. Year - round
temperatures have risen by 5 degrees F and the surrounding
ocean is
warming.
Taylor and her colleagues also tested water
temperature and pH levels in the laboratory to study the impact
of ocean warming and acidification on the exoskeletons
of several species
of crustacean.
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.
However, certain areas in the
oceans could be unusually
warm and skew the overall long - term average
temperature results
of some
of those prior studies, Shuman says.
Changes to Antarctic winds have already been linked to southern Australia's drying climate but now it appears they may also have a profound impact on
warming ocean temperatures under the ice shelves along the coastline
of West and East Antarctic.
Their findings, based on output from four global climate models
of varying
ocean and atmospheric resolution, indicate that
ocean temperature in the U.S. Northeast Shelf is projected to
warm twice as fast as previously projected and almost three times faster than the global average.
«Our research indicates that as global
warming continues, parts
of East Antarctica will also be affected by these wind - induced changes in
ocean currents and
temperatures,» Dr Jourdain said.
«When we included projected Antarctic wind shifts in a detailed global
ocean model, we found water up to 4 °C
warmer than current
temperatures rose up to meet the base
of the Antarctic ice shelves,» said lead author Dr Paul Spence from the ARC Centre
of Excellence for Climate System Science (ARCCSS).
However, when
temperatures warm over the Antarctic regions, deep waters rise from the floor
of the
ocean much closer to the continent.
Another principal investigator for the project, Laura Pan, senior scientist at the National Center for Atmospheric Research in Boulder, Colo., believes storm clusters over this area
of the Pacific are likely to influence climate in new ways, especially as the
warm ocean temperatures (which feed the storms and chimney) continue to heat up and atmospheric patterns continue to evolve.
The area boasts the world's
warmest ocean temperatures and vents massive volumes
of warm gases from the surface high into the atmosphere, which may shape global climate and air chemistry enough to impact billions
of people worldwide.
«Even in this current
warming climate, some mountains are so high that the
temperatures are still below freezing, and the
warming ocean may provide more precipitation to drive some
of the glaciers to advance,» Batbaatar said.
Besides shrinking in extent, the sea ice cap is also thinning and becoming more vulnerable to the action
of ocean waters, winds and
warmer temperatures.