Sentences with phrase «average sea ice extent decline»

This reflects a December pattern of faster - than - average growth in the Arctic, and slightly slower - than average sea ice extent decline in the Southern Ocean.

Not exact matches

The annual average extent of Arctic sea ice is currently declining at about half a million square kilometres per decade — equivalent to about twice the area of the UK.

Through satellite images, researchers have observed a steep decline in the average extent of Arctic sea ice for every month of the year.

Overall, sea ice extent declined at a slightly slower rate than normal (relative to the 1981 - 2010 average rate) during June (Figure 6), losing a total of 1.6 million km2 as noted in NSIDC's Arctic Sea Ice News and Analysis reposea ice extent declined at a slightly slower rate than normal (relative to the 1981 - 2010 average rate) during June (Figure 6), losing a total of 1.6 million km2 as noted in NSIDC's Arctic Sea Ice News and Analysis repoice extent declined at a slightly slower rate than normal (relative to the 1981 - 2010 average rate) during June (Figure 6), losing a total of 1.6 million km2 as noted in NSIDC's Arctic Sea Ice News and Analysis repoSea Ice News and Analysis repoIce News and Analysis report.

NASA satellite data reveals how this year's minimum sea ice extent, reached on Sept. 9 as depicted here, declined to a level far smaller than the 30 - year average (in yellow) and opened up Northwest Passage shipping lanes (in red).

Animation of changes in average September sea ice extent from 1979 through 2016 — with noteworthy natural variability and a long - term decline.

However, the pace of decline returned to near - average rates by July, and the end - of - summer minimum sea ice extent, recorded on September 10, eventually tied for second lowest with 2007 (2012 remains the lowest in the satellite time series by more than 600,000 square kilometers or 232,000 square miles).

This is 18.4 percent below the 1979 - 2000 average extent, and is generally consistent with a decline of August sea ice extent since 1979.

What's not debatable is that as Arctic Sea Ice extent is diminishing global average temperature of the lower troposphere is declining.