Sentences with phrase «show warming of the ocean»

I am sure if the Argo system had brought back data that showed warming of the oceans it would have been your lead story.

NASA's ARGO project shows no warming of the ocean since 2003.

Not exact matches

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.

Places like the southern Indian Ocean that showed the strongest warming signal the soonest tend to be the areas that will see the worst affects of warming, he explained.

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.

But now, a vulnerable glacier on the other side of the island, part of a massive flow of ice known as the Northeast Greenland Ice Stream, shows that yet another region of Greenland is feeling the effects of warming oceans.

«As the climate gets warmer, the thawing permafrost not only enables the release of more greenhouse gases to the atmosphere, but our study shows that it also allows much more mineral - laden and nutrient - rich water to be transported to rivers, groundwater and eventually the Arctic Ocean,» explained Ryan Toohey, a researcher at the Interior Department's Alaska Climate Science Center in Anchorage and the lead author of the study.

As Stephen C. Riser and M. Susan Lozier note in their February 2013 Scientific American article, «Rethinking the Gulf Stream,» «A comparison of the Argo data with ocean observations from the 1980s, carried out by Dean Roemmich and John Gilson of the Scripps Institution of Oceanography, shows that the upper few hundred meters of the oceans have warmed by about 0.2 degree C in the past 20 years.

His research with Qinghua Ding, a UW research associate, showed that the majority of Antarctic warming came during the 1990s in response to El Niño conditions in the tropical Pacific Ocean.

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.

A March study shows that one large swath of the ice sheet sits on beds as deep as 8,000 feet below sea level and is connected to warming ocean currents.

The results show that colonisation of the marine environment about 180 million years ago was accompanied by a period of global warming of the oceans.

«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.»

A detailed, long - term ocean temperature record derived from corals on Christmas Island in Kiribati and other islands in the tropical Pacific shows that the extreme warmth of recent El Niño events reflects not just the natural ocean - atmosphere cycle but a new factor: global warming caused by human activity.

«The main result supports and extends earlier work, showing that human forcing contributes to changing winds that contribute to subsurface ocean warming, affecting some grounding zones of the ice sheet,» Alley said.

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.

the Arctic has shown a pattern of strong low - level atmospheric warming over the Arctic Ocean in autumn because of heat loss from the ocean back to the atmospherOcean in autumn because of heat loss from the ocean back to the atmospherocean back to the atmosphere....

Co-author Dr Ivan Haigh, lecturer in coastal oceanography at the University of Southampton and also based at NOCS, adds: «Historical observations show a rising sea level from about 1800 as sea water warmed up and melt water from glaciers and ice fields flowed into the oceans.

Observations of upper ocean heat show some short term cooling but measurements to greater depths (down to 2000 metres) show a steady warming trend: However, the ocean cooling myth does seem to be widespread so I'll shortly update this page to clarify the issue.

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.

For the change in annual mean surface air temperature in the various cases, the model experiments show the familiar pattern documented in the SAR with a maximum warming in the high latitudes of the Northern Hemisphere and a minimum in the Southern Ocean (due to ocean heat uptakOcean (due to ocean heat uptakocean heat uptake)(2)

In the lower left panel of Figure 1, which shows temperature trends since 1979, the pattern in the Pacific Ocean features warming and cooling regions related to El Niño.

For the late 20th century, a period of strong greenhouse gas increases, but with diminishing solar influence, variability in ocean warming shown in the profiles falls much further still.

First is the ocean warming pattern in the top 100 metres of ocean shown in panel 3 (a).

His models and many that are derived from his legacy, typically show uniform ocean warming and completely miss the observed alternating temperatures of the Pacific Decadal Oscillation (PDO).

William M. Gray wrote... I judge our present global ocean circulation to be similar to that of the period of the early 1940s when the globe had shown great warming since 1910, and there was concern as to whether this 1910 - 1940 global warming would continue.

The charts that follow show how the oceans are changing and what they're telling us as a thermometer of global warming.

Vital marine ecosystems are threatened by ocean warming and acidification, yet get a tiny fraction of climate finance, E3G research shows

In the paper Gray makes many extravagant claims about how supposed changes in the THC accounted for various 20th century climate changes («I judge our present global ocean circulation conditions to be similar to that of the period of the early 1940s when the globe had shown great warming since 1910, and there was concern as to whether this 1910 - 1940 global warming would continue.

We assess the heat content change from both of the long time series (0 to 700 m layer and the 1961 to 2003 period) to be 8.11 ± 0.74 × 1022 J, corresponding to an average warming of 0.1 °C or 0.14 ± 0.04 W m — 2, and conclude that the available heat content estimates from 1961 to 2003 show a significant increasing trend in ocean heat content.

The blue area shows the rate of ocean warming.

The main point is that just as surface temperatures has experienced periods of short term cooling during long term global warming, similarly the ocean shows short term variability during a long term warming trend.

Figure 3 - Schematic showing the upper ocean temperature profiles during the (A) nighttime or well mixed daytime and (B) daytime during conditions conducive to the formation of a diurnal warm layer.

[15] Through study of Pacific Ocean sediments, other researchers have shown that the transition from warm Eocene ocean temperatures to cool Oligocene ocean temperatures took only 300,000 years, [11] which strongly implies that feedbacks and factors other than the ACC were integral to the rapid cooOcean sediments, other researchers have shown that the transition from warm Eocene ocean temperatures to cool Oligocene ocean temperatures took only 300,000 years, [11] which strongly implies that feedbacks and factors other than the ACC were integral to the rapid cooocean temperatures to cool Oligocene ocean temperatures took only 300,000 years, [11] which strongly implies that feedbacks and factors other than the ACC were integral to the rapid cooocean temperatures took only 300,000 years, [11] which strongly implies that feedbacks and factors other than the ACC were integral to the rapid cooling.

I'm back from a nice long walk along the ocean this morning with Barley — warm and sunny with tops of 19C and full sun today and showing that for most of the rest of the week, hopefully this is the back end of Winter...

Guemas et al. (Nature Climate Change 2013) shows that the slower warming of the last ten years can not be explained by a change in the radiative balance of our Earth, but rather by a change in the heat storage of the oceans, and that this can be at least partially reproduced by climate models, if one accounts for the natural fluctuations associated with El Niño in the initialization of the models.

A fresh analysis of thousands of temperature measurements from deep - diving Argo ocean probes shows (yet again) that Earth is experiencing «unabated planetary warming» when you factor in the vast amount of greenhouse - trapped heat that ends up in the sea.

You implied that there was nothing in the paleo record showing a rapid release of methane but there was a paper in October suggesting a very rapid release which caused warming of 5C in 13 years (and rendered the ocean surface acidic).

In any event, pretty early on in the book (a bit after box 2.2, «The World According to Oxygen Isotopes») he says: that cores taken from «Intermediate depths in the ocean... show warming of perhaps 5C» and that this warming was caused by CO2 the source of which is still controversial.

In Relationships between Water Vapor Path and Precipitation over the Tropical Oceans, Bretherton et al showed that although the Western Pacific warmer surface waters increased the water in the atmosphere compared to the Eastern Pacific, rainfall was lower in the Western Pacific compared to the Eastern Pacific for equal amounts of water vapor in the atmospheric column — e.g., about 10mm / day in the Western Pacific, versus ~ 20mm / day in the Eastern Pacific at 55 mm water vapor, the peak of the distribution of water vapor amounts.

The paleoclimate record (8.2 kyr, and earlier «large lake collapses») shows a dramatic drop in surface temperatures for a substantial period of time when the ocean circulation shuts off or changes, but is that actually what would be expected under these warming conditions?

I particularly enjoyed the slides that, when combined (1) provided an overview of hotter and cooler CO2 molecules as it relates to how they are seen from outer space and from profile — because this will make it easier for me to explain this process to others; (2) walked through the volcanic and solar activity vs assigning importance to CO2 changes — because this another way to help make it clearer, too, but in another way; (3) discussed CO2 induced warming and ocean rise vs different choices we might make — because this helps point out why every day's delay matters; and (4) showed Figure 1 from William Nordhaus» «Strategies for Control of Carbon Dioxide» and then super-imposed upon that the global mean temperature in colors showing pre-paper and post-paper periods — because this helps to show just how far back it was possible to make reasoned projections without the aid of a more nuanced and modern understanding.

Some models actually show a slight cooling of the southern oceans for a while, and all show it not keeping up with the rate at which the waters to the north warm — for a somewhat longer period of time.

Some really interesting recent weather events in the High Arctic have shown me the reality of a warmer polar region, snow flakes do not melt in an ocean -1.5 C cold, and ice does not form when its -6 C outside.

Another example would be the data showing some expected warming in the surface / mid layers of the oceans as reported by Levitus et.

Updated, Nov. 10, 2015, 3:04 p.m. A new study in Nature Climate Change, «Revaluating ocean warming impacts on global phytoplankton,» has shown that the method used to calculate phytoplankton loss in the 2010 research greatly overstated plankton losses because of a missing vital factor.

«Borehole temperatures in the ice sheets spanning the last 6000 years show Antarctica repeatedly warming when Greenland cooled, and vice versa... The phenomena has been called the polar see - saw... Attempts to account for it have included the hypothesis of a south - flowing warm ocean current with a built in time lag... There is (however) no significant delay in the Anarctica climate anomaly...

Terrell Johnson, reporting on a recent NASA publication concluding that deep ocean temperatures have not increased since 2005 (http://www.weather.com/science/environment/news/deep-ocean-hasnt-warmed-nasa-20141007): «While the report's authors say the findings do not question the overall science of climate change, it is the latest in a series of findings that show global warming to have slowed considerably during the 21st century, despite continued rapid growth in human - produced greenhouse gas emissions during the same time.»

Abstract:... Here we show that a pronounced strengthening in Pacific trade winds over the past two decades — unprecedented in observations / reanalysis data and not captured by climate models — is sufficient to account for the cooling of the tropical Pacific and a substantial slowdown in surface warming through increased subsurface ocean heat uptake.

Secondly, since the ocean warming is shown to be consistent with the land surface changes, this helps validate the surface temperature record, which is then unlikely to be purely an artifact of urban biases etc..