Sentences with phrase «september ice area»

Wang and Bai (National Oceanic and Atmospheric Administration); 4.9 Million Square Kilometers; Statistical Prediction is based on regression of September ice area to the summer Dipole Anomaly (DA) index.

A prediction for the September ice area in the Beaufort and Chukchi Seas based on persistence suggests a recovery to pre-2007 conditions.

The September ice area is predicted to be comparable to 2009 based on winter (Jan - Feb - Mar) sea level pressure anomalies over the Kara and Laptev Seas.

Not exact matches

(By September, the Arctic area covered by sea ice was the third - lowest recorded since 1979 — the other record years were 2007 and 2008.)

AWI researchers observed a considerable decrease in the thickness of the sea ice as early as the late summer of 2015, even though the overall ice covered area of the September minimum ultimately exceeded the record low of 2012 by approximately one million square kilometres.

The record - low winter maximum doesn't necessarily herald a record low end - of - summer minimum come September, as summer weather patterns have a large effect on sea ice area.

At its minimum on September 16, the ice covered an area about the size of India; that is 18 percent smaller than the previous record low, set in 2007.

The ice coverage on the Arctic Ocean shriveled last September to 1.32 million square miles, the smallest expanse ever recorded and less than half the area covered by sea ice three decades ago.

The area of the Arctic Ocean covered by sea ice in September, when the annual minimum occurs, was the sixth lowest extent in the satellite record, going back to 1979.

As life heats up (literally if you consider that in September climate scientists announced that Arctic sea ice has shrunk to its smallest surface area since 1979, and an ice - free summer in the Arctic may now happen within the next few years, not the next centu...

The long - term ice area loss from September of 1979 to September of 2007 was -10.7 %.

As of September 5, sea ice extent remains below average everywhere except for a small area within the Laptev Sea.

In 1979, when satellites first measured it, September Arctic sea ice extent was roughly equivalent to the area of Australia.

From July - September glaciers are the primary area of residual snow and ice ablation.

In early September, NSIDC described large areas of rotten ice in an advanced state of disintegration.

This means that it does not matter to polar bears how much area the Arctic Basin ice covers in September — for their needs, 1.0 mkm2 would be plenty.

«My prediction remains that the Arctic ice may well disappear, that is, have an area of less than one million square kilometres for September of this year,» he said.

The regression - based forecast submitted by Tivy for the Greenland Sea (Figure 7) also shows a reduction in September sea ice area compared to 2009 based on fall (Sep - Oct - Nov) sea surface temperature anomalies in the North Atlantic.

The ’14 September sea - ice extent is correlated with ’14 melt - pond area in spring, which is correlated with the ’13 September sea - ice extent, which ultimately is correlated with an independent variable: solar energy.

The best predictors for the September minimum are G1.0 (area with less than 1.0 m of ice) and G0.4 (area with less than 0.4 m of ice), both of which give nearly identical results.

Forecasts of the September sea ice area for the Greenland Sea and Kara - Barents Sea, based on persistence, were provided by Tivy.

A regression - based forecast for September ice extent around Svalbard (an area extending from 72 — 85N and 0 — 40E), which uses May sea surface temperatures, the March index of the Arctic Oscillation, and April ice conditions as predictors, yielded a mean ice extent in September 2010 of 255,788 square kilometers around Svalbard.

They found find that the Arctic sea - ice minimum can be accurately forecasted from melt - pond area in spring with a strong correlation between the spring pond fraction and September sea - ice extent.

The predicted September sea ice area in the East Siberian and Laptev Seas, from a simple regression model using summer (Aug - Sep - Oct) sea surface temperatures in the North Atlantic as the predictor, is below normal but greater than in 2009.

2012's sea ice area and extent were already trending low this year, but damage done to the thin and low concentration of ice by this storm almost ensures that 2012 will eclipse 2007 in all categories as the lowest sea ice on record by the time the September low is set.

Hamilton, 4.0 + / - 0.3, Statistical A simple regression model for NSIDC mean September extent as a function of mean daily sea ice area from August 1 to 5, 2012 (and a quadratic function of time) predicts a mean September 2012 extent of 4.02 million km2, with a confidence interval of plus or minus.32.

Werner's observation follows the announcement in September by the National Snow and Ice Data Center that the surface area of Arctic sea ice had reached a new low in 2012, breaking a previous record reached in 20Ice Data Center that the surface area of Arctic sea ice had reached a new low in 2012, breaking a previous record reached in 20ice had reached a new low in 2012, breaking a previous record reached in 2007.

The region of ice concentration > 60 % on August 5 from MyOcean (TOPAZ4 model) was used as a predictor variable, and a linear regression was performed of September NSIDC extent vs. > 60 % concentration area on August 5.

The model field in April that is best correlated with the pan-Arctic ice extent in September over the last 20 years is the area of ice and water less than 2 m thick (what we call the G2 field).

Thus, the most free of ice areas at this September are located in Chukchi and Beaufort Seas, but in 2007 those were in the Russian sector of the Arctic.

In September 2008, the sea ice area minimum was less than 5 % larger than the September 2007 sea ice area minimum as derived from AMSR - E 89 GHz data.

Therefore, a skillful prediction of the September ice extent is possible based on the satellite derived sea ice area at the end of June.

As the region experienced an unprecedented September warm spell Tuesday, quite a few Elgin area residents headed out for ice cream and other frozen treats to beat the heat.

Between March 20 and September 16, 2012, the Arctic lost ice covering 11.8 million square kilometers — an area larger than the United States and Mexico together, and more than in any year since satellite measurements began in 1979.

Lindsay; 4.0 million square kilometers; Model The predicted mean ice extent in September is 3.99 + / - 0.30 million square kilometers, a record low, and it is based on the fractional area of ice and open water less than 0.4 m thick (G0.4) obtained from model retrospective simulations.

«Contrary to what a few crackpot physicists tell us, it's not because of a relatively small 2 million sq km area of less ice in September, but because of gigantic areas in the tropical Pacific.

By late winter (August - September), the typical extent of sea ice around Antarctica is about 19 106 km2, i.e. more than twice the area of Australia, and more than the area of Arctic sea ice.

In September 2017, while large areas of the ice edge were further south than average, the ice edge was actually further north than average in the Bellingshausen Sea, and in two small regions lying roughly due south of South Africa and Australia respectively (Figure 7).

It is now safe to confirm that the minimum Arctic sea ice extent has now been passed this year, with an area of 4.083 million sq km on 7th September.

By early September, the area covered by sea ice in the Arctic Ocean was approaching a record low.

It has already begun: the area of ice cover in the Arctic in September 2008 (4.52 mln.

But the Arctic is experiencing something quite unique and in this new regime it will be quite likely that these areas will be ice free as well, and by some August or September in the 21st century there will be zero ice in the Arctic.

For the first time, the new edition of The Times Comprehensive Atlas of the World, published on 15 September, has had to erase 15 % of Greenland's once permanent ice cover — turning an area the size of the United Kingdom and Ireland «green» and ice free... Cartographers of the atlas have sourced the latest evidence and referred to detailed maps and records to confirm that in the last 12 years, 15 % of the permanent ice cover (around 300,000 sq km) of Greenland, the world's largest island, has melted away.

They are plotting an Ice - free summer not September while using Area not Extent.

I can claim with some confidence that Mahlstein & Knutti 2012 use Average Sea Ice Area for the 3 months August to October, not September SIA values.

Using RCP4.5, Arctic sea ice area is projected to decrease by 28 % for September»

Folkerts (Barton Community College) 4.2 ± 0.2; Statistical The contribution for August is based on simple quadradic fits for the September extent based on July sea ice area, extent, and volume only.

To obtain an estimate, the ice area from a central Arctic subregion is regressed with the previous years and their September mean extents.

To obtain an estimate, a sea ice area from the Arctic Basin (excluding the pole and the multiyear sea ice north of Greenland) is regressed with the previous years and their September mean extents.