Rising Seas:
Warmer ocean water temperatures, the pumping of ground water, and melting of the polar ice sheets have added water to the oceans, contributing to sea level rise.
Not exact matches
But many species of these algae are highly sensitive to
temperature, and are unable to survive as
ocean waters warm.
Warming temperatures causes
ocean water to expand, which raises sea level and glacial ice to melt that creates
water that makes its way into
ocean basins.
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.
Despite slower
temperature shifts in
ocean waters,
ocean life from plankton to fish have begun moving in response to global
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.
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.
But
temperature measurements taken off the continent's coast found
warm water brewing up from the
ocean depths.
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.
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.
They pointed to a
warmer atmosphere, which carries more
water vapor to worsen rainstorms, as well as to higher
ocean surface
temperatures, which intensify hurricanes.
Warmer air
temperatures cause more
water containing the heavier isotopes oxygen - 18 or deuterium to evaporate from the surrounding
ocean.
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.
Ocean Thermal Energy Conversion A technology using the temperature difference between cold, deep ocean waters and warmer surface waters to generate electri
Ocean Thermal Energy Conversion A technology using the
temperature difference between cold, deep
ocean waters and warmer surface waters to generate electri
ocean waters and
warmer surface
waters to generate electricity.
«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.
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.
This interplay between climate and wind can lead to sea level rise simply by moving
water from one place in the
ocean to another, said Greene — no
warming of the air, or of
ocean temperatures required.
Cheung and his colleague used modeling to predict how 802 commercially important species of fish and invertebrates react to
warming water temperatures, other changing
ocean properties, and new habitats opening up at the poles.
«Atlantic / Pacific
ocean temperature difference fuels US wildfires: New study shows that difference in
water temperature between the Pacific and the Atlantic
oceans together with global
warming impact the risk of drought and wildfire in southwestern North America.»
El Niño has helped to boost
temperatures this year, as it leads to
warmer ocean waters in the tropical Pacific, as well as
warmer surface
temperatures in many other spots around the globe, including much of the northern half of the U.S..
They reason that with
warmer temperatures, there was more
water available to act as a lubricant beneath the glaciers, easing their inexorable slide to the
ocean.
Invasive species are entering the region with or without shipping, says Ted Scambos of the National Snow and Ice Data Center in Colorado;
warming of the Arctic
Ocean's surface
temperatures has already increased mixing with foreign
waters and all the microbes they contain.
The study marks the first time that human influence on the climate has been demonstrated in the
water cycle, and outside the bounds of typical physical responses such as
warming deep
ocean and sea surface
temperatures or diminishing sea ice and snow cover extent.
The Gulf Stream, an
ocean current that brings
warm water from the equator toward the North Atlantic, has been credited with this observed variation in
temperature for over a century.
Ocean circulation drives the movement of
warm and cold
waters around the world, so it is essential to storing and regulating heat and plays a key role in Earth's
temperature and climate.
If
water temperatures in the Atlantic are higher than normal, as they are now, hurricanes, which feed off
warm ocean water, are more likely to form.
The north - south gradient of increasing glacier retreat was found to show a strong pattern with
ocean temperatures, whereby
water is cold in the north - west, and becomes progressively
warmer at depths below 100m further south.
With higher levels of carbon dioxide and higher average
temperatures, the
oceans» surface
waters warm and sea ice disappears, and the marine world will see increased stratification, intense nutrient trapping in the deep Southern
Ocean (also known as the Antarctic
Ocean) and nutrition starvation in the other
oceans.
The National Weather Service outlooks, and most climate models, focus primarily on the connection between El Nino / La Nina (cycles of
warmer and cooler
water temperatures in the tropical Pacific
Ocean) and weather in the continental U.S..
Time series of
temperature anomaly for all
waters warmer than 14 °C show large reductions in interannual to inter-decadal variability and a more spatially uniform upper
ocean warming trend (0.12 Wm − 2 on average) than previous results.
The research published in Nature Communications found that in the past, when
ocean temperatures around Antarctica became more layered - with a
warm layer of
water below a cold surface layer - ice sheets and glaciers melted much faster than when the cool and
warm layers mixed more easily.
South of Spitzbergen, the
oceans have been ice free the past 2 winters, reason being, the
warm waters from the Gulf Stream are travelling further north, and closer to the
ocean surface, only 25 meters at the last measurement, The
ocean temperature has been +2 C instead of -2 C.
Increased carbon dioxide in the atmosphere not only alters the
ocean's chemistry, it's increasing the
temperature of the atmosphere and
warming waters, too.
CO2 is more soluble in colder than in
warmer waters; therefore, changes in surface and deep
ocean temperature have the potential to alter atmospheric CO2.
The Arctic is
warming more than twice as fast as the rest of the planet, because as ice melts at the top of the world, there is less of it to reflect sunlight back into space, so more of it is absorbed by
ocean waters; more absorbed sunlight means even
warmer temperatures, which means more ice melt a circular process known as Arctic amplification.
A new paper from the Sea Around Us Project published in the journal Nature reveals that
warmer ocean temperatures are driving marine species towards cooler, deeper
waters, and this in turn, has affected global fisheries catches.
They created a model to determine how
temperatures of
ocean waters could change shallow reef systems when sea levels rise and climate
warms in the future.
Rising
ocean waters and air
temperatures are essentially putting ice in a vise grip of
warming and speeding up melt.
Hurricanes feed off
warm water and the theory that rising
ocean temperatures are making them stronger than they would otherwise have been has been around for a long time.
As the
ocean warms, for example, it releases CO2 to the atmosphere, with one principal mechanism being the simple fact that the solubility of CO2 decreases as the
water temperature rises [204].
La Niña is associated with cooler than normal
water temperatures in the Equatorial Pacific
Ocean, unlike El Niño which is associated with
warmer than normal
water temperatures.
In any year,
temperatures around the world can be nudged up or down by short - term factors like volcanic eruptions or El Ninos, when
warm water spreads over much of the tropical Pacific
Ocean.
The average
ocean temperature hovers around 73 degrees in August, making it the
warmest ocean water off the coast of California.
The
water temperature was
warmer than any place we've dived before, making it easy to be in and out of the
ocean throughout the day.
The
water was a little too cold for my liking (I like my
ocean water a lovely tepid to
warm temperature) but Michael braved it.
The air is clean, with a nice
ocean breeze, and the
water temperature is a
warm seventy - eight degrees, year round, so you can leave your wetsuit at home.
The
temperature inside the cave is always at least one degree
warmer than the surrounding
ocean and the
water is always clear.