Before September even began, Arctic
sea ice extent reached record low levels.
Antarctic
sea ice extent reached its summertime minimum on March 3, at 813,000 square miles (2.11 million square kilometers).
In September 2007
sea ice extent reached its lowest level since the satellite record began in 1979; the monthly extent, 4.28 × 106 square kilometers, surpassed the previous sea ice minimum record (set in 2005) by 1.28 × 106 square kilometers [Stroeve et al., 2008].
Arctic
sea ice extent reached its wintertime maximum on March 7, at 5.57 million square miles (14.42 million square kilometers).
-- Antarctic
sea ice extent reached record high for second year in a row; South Pole station set record high temperature: The Antarctic maximum
sea ice extent reached a record high of 7.56 million square miles on October 1.
Yesterday the Arctic
sea ice extent reached 6433281 sq km and achieved the highest seven day recovery rate of the last eleven years.
The Arctic's
sea ice extent reached an all - time low in September 2012, with the smallest recorded extent since satellite observations began.
Antarctic
sea ice extent reached a record high this year on 22 September, topping 20 million square kilometers for the first time since 1979, according to the National Snow and Ice Data Center.
Melting is going on at both ends of the planet, with Antarctic and Arctic
sea ice extents reaching record lows in the past year.
Not exact matches
This year's maximum
extent of Arctic
sea ice,
reached March 7 (shown), is the smallest peak
extent ever seen.
An image of an area of the Arctic
sea ice pack well north of Alaska, captured by the MODIS instrument on NASA's Aqua satellite on Sept. 13, 2013, the day before the National Snow and Ice Data Center estimated Arctic sea ice to have reached its minimum extent for the ye
ice pack well north of Alaska, captured by the MODIS instrument on NASA's Aqua satellite on Sept. 13, 2013, the day before the National Snow and
Ice Data Center estimated Arctic sea ice to have reached its minimum extent for the ye
Ice Data Center estimated Arctic
sea ice to have reached its minimum extent for the ye
ice to have
reached its minimum
extent for the year.
Each year, the Arctic
sea ice reaches its minimum
extent in September.
As the Arctic
sea -
ice reaches its summer minimum
extent, it is clear that it has yet again shrunk to one of the smallest areas in recent decades, 10 % above the record minimum set last year.
To think that now the Antarctic
sea ice extent is actually
reaching a record minimum, that's definitely of interest.»
This year,
sea ice in the Arctic reached its smallest maximum extent since satellites began tracking polar ice patterns, according to the National Snow and Ice Data Center, while scientists have also forecast ice - free Arctic summers in two to three decades (ClimateWire, July 16, 201
ice in the Arctic
reached its smallest maximum
extent since satellites began tracking polar
ice patterns, according to the National Snow and Ice Data Center, while scientists have also forecast ice - free Arctic summers in two to three decades (ClimateWire, July 16, 201
ice patterns, according to the National Snow and
Ice Data Center, while scientists have also forecast ice - free Arctic summers in two to three decades (ClimateWire, July 16, 201
Ice Data Center, while scientists have also forecast
ice - free Arctic summers in two to three decades (ClimateWire, July 16, 201
ice - free Arctic summers in two to three decades (ClimateWire, July 16, 2013).
The
sea ice reached its maximum winter
extent unusually early this year and has been falling fast, to a new record low for this time of year (see graph below).
Arctic
Sea Ice In September, Arctic sea ice reached its second - lowest extent ever recorded; 2012 holds first pla
Sea Ice In September, Arctic sea ice reached its second - lowest extent ever recorded; 2012 holds first pla
Ice In September, Arctic
sea ice reached its second - lowest extent ever recorded; 2012 holds first pla
sea ice reached its second - lowest extent ever recorded; 2012 holds first pla
ice reached its second - lowest
extent ever recorded; 2012 holds first place.
A: The National Snow and
Ice Data Center (NSIDC) announced this week that the sea ice surrounding Antarctica reached its maximum extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest extent of sea ice around the continent since satellite measurements began in the late 197
Ice Data Center (NSIDC) announced this week that the
sea ice surrounding Antarctica reached its maximum extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest extent of sea ice around the continent since satellite measurements began in the late 197
ice surrounding Antarctica
reached its maximum
extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest
extent of
sea ice around the continent since satellite measurements began in the late 197
ice around the continent since satellite measurements began in the late 1970s.
September is the month that usually sees the highest
extent of Antarctic
sea ice as the Southern Hemisphere winter ends, and Arctic
ice reaches its all - time low as it says goodbye to the dog days of summer.
The
extent of global
sea ice coverage
reached its smallest area ever recorded in 2016, new data show.
The
extent of Arctic
sea ice reached the maximum area of its seasonal cycle on March 7th coming in at 14.42 million km2.
Meanwhile, in Antarctica,
sea ice has already
reached its minimum
extent following the summer melt season.
Arctic
sea ice, bordering Alaska's northern periphery,
reached its lowest
extent on record in May.
Earlier this week, scientists confirmed the area of Arctic Ocean covered by
sea ice — known as
sea ice extent —
reached a record low in November.
On September 10, Arctic
sea ice reached its annual minimum extent at 1.60 million square miles, statistically tying 2007 as the second smallest extent in the 1979 — 2016 satellite record, according to the National Snow and Ice Data Cent
ice reached its annual minimum
extent at 1.60 million square miles, statistically tying 2007 as the second smallest
extent in the 1979 — 2016 satellite record, according to the National Snow and
Ice Data Cent
Ice Data Center.
On August 31, the Antarctic
sea ice reached its annual maximum
extent at 7.12 million square miles.
Antarctic
sea ice extent increased rapidly through June and early July, and
reached new daily record highs through most of this year.
The graph below (high - resolution copy) shows the range of the forecasts for early September, the point when the
sea ice typically
reaches its minimum
extent, compared to recent years and the average over the period of precise satellite measurement.
ScienceDaily (Oct. 3, 2008)-- Arctic
sea ice extent during the 2008 melt season dropped to the second - lowest level since satellite measurements began in 1979, reaching the lowest point in its annual cycle of melt and growth on Sept. 14, according to researchers at the University of Colorado at Boulder's National Snow and Ice Data Center.&raq
ice extent during the 2008 melt season dropped to the second - lowest level since satellite measurements began in 1979,
reaching the lowest point in its annual cycle of melt and growth on Sept. 14, according to researchers at the University of Colorado at Boulder's National Snow and
Ice Data Center.&raq
Ice Data Center.»
That's one reason that, even with today's announcement that the
sea ice reached a new low
extent for the satellite era, I wouldn't bet that «the Arctic is all but certain to be virtually
ice free within two decades,» as some have proposed.
Summer
sea ice didn't
reach its lowest
extent on record in 2017, but that's not the only measurement that matters, experts warn.
In 2012, scientists from the U.S. National Snow and
Ice Data Center confirmed that Arctic sea ice extent has reached a record l
Ice Data Center confirmed that Arctic
sea ice extent has reached a record l
ice extent has
reached a record low.
Now it's official: as of September 16, according to the National Snow and
Ice Data Center, the sea ice covering the Arctic Ocean reached a record low minimum exte
Ice Data Center, the
sea ice covering the Arctic Ocean reached a record low minimum exte
ice covering the Arctic Ocean
reached a record low minimum
extent.
Our model predicts that September 2015 Arctic
sea ice extent will be 2.11 million km2 below the 1982 to 2011 observed average
extent, but will not
reach values as low as those observed in 2007 or 2012.
Arctic
sea ice appears to have reached a record low wintertime maximum extent for the second year in a row, according to scientists at the NASA - supported National Snow and Ice Data Center (NSIDC) and NA
ice appears to have
reached a record low wintertime maximum
extent for the second year in a row, according to scientists at the NASA - supported National Snow and
Ice Data Center (NSIDC) and NA
Ice Data Center (NSIDC) and NASA.
On September 12, 2009,
sea ice in the Arctic Ocean most likely reached its minimum extent for 2009, said the National Snow and Ice Data Cent
ice in the Arctic Ocean most likely
reached its minimum
extent for 2009, said the National Snow and
Ice Data Cent
Ice Data Center.
The Arctic
sea ice has
reached its minimum
extent for 2011, becoming the second lowest on record, one group says.
And meanwhile down south exactly the same thing happened as in the far north, although [due to the reversed situation of a central continent and surrounding
seas — instead of a central ocean, surrounded by land masses] with exactly the opposite effect: the Antarctic
sea ice reached its highest ever
extent during the Southern Hemisphere winter.
Center officials say the
sea ice probably reached its maximum extent on March 7th, when it covered about 5 - and - a-half-million square miles of the Arctic Ocean, including portions of the Bering Sea that lie south of the Arctic Circ
sea ice probably
reached its maximum
extent on March 7th, when it covered about 5 - and - a-half-million square miles of the Arctic Ocean, including portions of the Bering
Sea that lie south of the Arctic Circ
Sea that lie south of the Arctic Circle.
The most obvious being Antarctic
sea ice has not declined as all climate models predicted, but
sea ice has now
reached record
extent.
After an unusually cool summer in the northernmost latitudes, Arctic
sea ice appears to have
reached its annual minimum
extent on September 13, 2013.
Each year, the Arctic
sea ice reaches its minimum
extent in September.
According to the National Snow and
Ice Data Center (NSIDC, Sept. 20 report), the annual sea ice minimum extent was reached on Sept. 13, 20
Ice Data Center (NSIDC, Sept. 20 report), the annual
sea ice minimum extent was reached on Sept. 13, 20
ice minimum
extent was
reached on Sept. 13, 2013.
Arctic
sea ice cover as of Wednesday reflects had already begun to slowly recede two weeks after it had
reached its maximum
extent for the winter of 2016 - 17 on March 7, when it
reached 5.57 million square miles (14.42 million square kilometers).
Global mean temperatures in 2011 did not
reach the record - setting levels of 2010, but were still the highest observed in a La Niña year, and Arctic
sea -
ice extent fell to near - record - low levels.
With winter at its end, it appears that the
extent of Arctic
sea ice has
reached its limit.
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).
Antarctica: The
extent of
sea ice (white)
reached a record on 22 September.
Arctic
sea ice behavior was unusual in 2010 in that the
sea ice appeared to
reach its minimum
extent on September 10 and began growing again.
For example, this year in March the Arctic
sea ice reached its maximum
extent, * but it was the lowest maximum
extent ever seen since satellite records began in 1979.