Sentences with phrase «negative phase»

I note that trajectory rises slightly over the next decade or so but there's no reason in the metrics at present to support that (e.g. SST is in negative phase).

The world experienced the reverse — a prolonged negative phase — from 1947 - 1976, when global temperatures stalled.

This deep ocean warming in the model occurred during negative phases of the Interdecadal Pacific Oscillation (IPO), an index of the mean state of the north and south Pacific Ocean, and was most likely in response to intensification of the wind - driven ocean circulation.

Sea ice response to an extreme negative phase of the Arctic Oscillation during winter 2009/2010.

«This was followed by a persistent negative phase between 600 and 900 which may have provided warm and dry conditions in northwestern Europe that made it suitable for westward expansion by the Vikings, although the precise timing of this event is contested.»

El Niño, the cyclic warming of the tropical Pacific, brought wet weather to the southeastern U.S. at the same time that a strong negative phase in a pressure cycle called the North Atlantic Oscillation pushed frigid air from the arctic down the East Coast and across northwest Europe.

However, since then it has again alternated between positive and negative, with a record negative phase in the winter of 2009 - 2010.

These regional contrasts in temperature anomalies resulted from a strongly negative phase of the Arctic Oscillation (AO).

Using statistical methods, the scientists compensated for the effects of the AMO on average rainfall, and thereby calculated how much of the Sahara's growth could be explained by the dryness that the cycle's negative phase produces.

«Contrary to some recent analysis and commentary on the New Zealand dairy sector, Rabobank's view is the current price trough is part of an extended negative phase of the commodity cycle and not a structural, permanent change to supply and demand dynamics,» he said.

Likewise for the early period of the 21st century after an extreme El Nino that was followed by an ENSO negative phase dominated by La Nina events.

So, despite most of the heat entering into the ocean via the Pacific, there's no realistic expectation that all the heat storage during the current negative phase of the IPO would be stored there.

Familiarization sessions for conventional and band exercises were conducted for exact positioning, practice of the two seconds positive and two second negative phases of the repetition, and to establish a 10 RM for each exercise.

Most children will go through a generally negative phase, however, some angelic children never do.

A striking characteristic of the most recent 21st Century negative phase of the IPO is that on this occasion global average surface temperatures continued to rise, just at a slower rate.

Then they called it the blob because they could not admit the PDO had gone positive around 20 years before they were predicting it would — I was told negative phases of the PDO last for 20 years.

Furthermore the Pacific Decadal Oscillation is expressed as a 20 to 30 year negative phase with more frequent La Nina's alternating with a positive phase with more frequent El Nino's.

A more frequent or more pronounced negative phase (as observed to a record extent during the very low solar minimum between cycles 23 and 24) is associated with a less active Sun due to warming of the polar stratosphere (more mesospheric ozone descending through the polar vortex).

There are now signs that the North Atlantic Oscillation is exiting its present negative phase, so Holland and his colleagues will be watching whether the supply of warm water off the western Greenland coast slackens and the rate of melting slows.

The NAO's negative phase typically favors colder and stormier weather in the eastern U.S. and Western Europe, and those regions were significantly cooler than average this spring.

However, a number of individual ensemble members from that set of models successfully simulate the early - 2000s hiatus when naturally - occurring climate variability involving the Interdecadal Pacific Oscillation (IPO) coincided, by chance, with the observed negative phase of the IPO that contributed to the early - 2000s hiatus.

«Even if the IPO remains in negative phase, our research shows we will still likely see global temperatures break through the 1.5 °C guardrail by 2031,» says Ben Henley, of the University of Melbourne, who led the study.

Holland has found circumstantial evidence that the last prolonged negative phase in the 1920s also sent warm intermediate water towards western Greenland.

Using reanalysis moisture budgets and drawing on the attribution work of others (e.g. Hendon et al. [2013]-RRB-, Fasullo et al. [2013] demonstrate that the 2011 La Niña was also distinct from others in the altimeter era in that it coincided with a strong negative phase of the Indian Ocean Dipole (IOD) and positive phase of the Southern Annular Mode (SAM)(Fig. 3c).

...» relates with a strongly negative phase in CRF.»

This modelling work, combined with current understanding of the wind - driven ocean circulation, implies that global surface temperaures will rise quickly when the IPO switches from the current negative phase to a positive phase.

Survival of the tongue of old ice that was transported into the Beaufort and Chukchi Seas during the extreme negative phase of the Arctic Oscillation (AO) of winter 2009/2010 has been a key player to the evolution of the summer sea ice cover.

The big point on which I appear to have convinced Lucas is that Russell must be counted among the metaphysicians and that his anti-metaphysics is a negative phase.

By 1942, with the publication of the Church Dogmatics, II, 2, Barth's negative phase was largely past.

This trade wind strengthening, which occurs during a the negative phase of a phenomenon called the Interdecadal Pacific Oscillation (also known as the Pacific Decadal Oscillation), pushes warm water westward and and changes Pacific Ocean circulation.

During the IOD's positive phase, sea surface temperatures rise in the Arabian Sea and fall around Indonesia, changes which reverse in the negative phase.

Carbon monoxide has a simple but distinctive outermost orbital structure with two side - by - side lobes sticking out from the end of the tip, one with a positive phase and the other a negative phase.

When the IPO enters a negative phase, this situation is reversed.

«Even if the IPO remains in a negative phase, our research shows we will still likely see global temperatures break through the 1.5 °C guardrail by 2031,» said lead author Dr Ben Henley.

Since 1999, the IPO has been in a negative phase but consecutive record - breaking warm years in 2014, 2015 and 2016 have led climate researchers to suggest this may have changed.

It was in a cold, negative phase but now appears to have switched to a positive one, Trenberth says.

In the negative phase, it's the other way around.

Researchers from the University of California Irvine have shown that a phenomenon known as the Atlantic Multidecadal Oscillation (AMO)-- a natural pattern of variation in North Atlantic sea surface temperatures that switches between a positive and negative phase every 60 - 70 years — can affect an atmospheric circulation pattern, known as the North Atlantic Oscillation (NAO), that influences the temperature and precipitation over the Northern Hemisphere in winter.

When the AMO is in its positive phase and the sea surface temperatures are warmer, the study has shown that the main effect in winter is to promote the negative phase of the NAO which leads to «blocking» episodes over the North Atlantic sector, allowing cold weather systems to exist over the eastern US and Europe.

Lead authors of the study Yannick Peings and Gudrun Magnusdottir said: «Our results indicate that the main effect of the positive AMO in winter is to promote the occurrence of the negative phase of the NAO.