Published trends in peer - reviewed articles on Antarctic sea ice extent (all on
annual average extent):
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.
Not exact matches
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annual annual basis.
1The Fund's investment adviser, SSGA Funds Management, Inc. is contractually obligated until May 1, 2019 to waive its management fee and / or to reimburse the Fund for expenses to the
extent that Total
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, acquired fund fees and any class specific expenses such as Distribution, Shareholder Servicing, Administration, and Sub-Transfer Agency Fees, as measured on an annualized basis) exceed 0.07 % of average daily net assets on an annual
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, acquired fund fees and any class specific expenses such as Distribution, Shareholder Servicing, Administration, and Sub-Transfer Agency Fees, as measured on an annualized basis) exceed 0.07 % of
average daily net assets on an
annual annual basis.
^ The Fund's investment adviser, SSGA Funds Management, Inc. is contractually obligated until April 30, 2019 (i) to waive up to the full amount of the advisory fee payable by the Fund, and / or (ii) to reimburse the Fund for expenses to the
extent that Total
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, acquired fund fees, and any class - specific expenses, such as distribution, shareholder servicing, sub-transfer agency and administration fees) exceed 0.01 % of average daily net assets on an annual
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, acquired fund fees, and any class - specific expenses, such as distribution, shareholder servicing, sub-transfer agency and administration fees) exceed 0.01 % of
average daily net assets on an
annual annual basis.
^ The Fund's investment adviser is contractually obligated until April 30, 2019 (i) to waive up to the full amount of the advisory fee payable by the Fund and / or (ii) to reimburse the Fund to the
extent that Total
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, and distribution, shareholder servicing, and sub-transfer agency fees) exceed 0.13 % of average daily net assets on an annual
Annual Fund Operating Expenses (exclusive of non-recurring account fees, extraordinary expenses, and distribution, shareholder servicing, and sub-transfer agency fees) exceed 0.13 % of
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Substantial reductions in the
extent of Arctic sea ice since 1978 (2.7 ± 0.6 percent per decade in the
annual average, 7.4 ± 2.4 percent per decade for summer), increases in permafrost temperatures and reductions in glacial
extent globally and in Greenland and Antarctic ice sheets have also been observed in recent decades.
The team combined field surveys with airborne mapping and high - resolution satellite monitoring to show that the geographic
extent of mining has increased 400 % from 1999 to 2012 and that the
average annual rate of forest loss has tripled since the Great Recession of 2008.
Current predictions [5], [6] suggest that trends in sea ice
extent will alter in the second half of this century and that the
annual average sea ice
extent will diminish by 33 %; most of this retreat is expected to occur in winter and spring [5], [6], with attendant risks for emperor penguins.
The Partners and Small - Cap Funds» expense ratios are subject to a fee waiver to the
extent a Fund's normal
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The Longleaf International Fund's expense ratio is subject to a fee waiver to the
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If you plot the
average Arctic Sea Ice
extent for 20 years, the you should also plot the monthly maximum and minimum values on the same figure so that we can get some perspective on where the 2007 and 2008 data falls in the context of
annual variability, or examine for trends.
Figure 4: Seasonal and
annual (with a 12 - month running
average) northern hemisphere snow cover
extent (data from Rutgers University Global Snow Lab)
In both the Arctic and the Antarctic «natural causes» (the seasons) are responsible for the seasonal decrease / increase in sea ice
extent, which are, of course, much larger than the
average annual change.
Annual average Arctic sea ice
extent was the flavour du jour in certain quarters not so very long ago.
Resources [1] The NH sea - ice
extent data are provided by NSIDC as daily anomalies form an
average cycle plus the
annual cycle which has been subtracted.
Look at Tamino's graph of
average annual extent for the period from @ 1995 - 1995, or 1990 - 2000.
Annual snow cover
extent (SCE) over Northern Hemisphere lands
averaged 25.8 million square kilometers in 2017.
When
averaging daily data from the National Snow and Ice Data Center, and noting that there was an unanticipated sensor transition during the year, the estimated
average annual sea ice
extent in the Arctic was approximately 3.92 million square miles, the smallest
annual average in the record.
Average annual sea ice
extent in both polar regions was low in 2016.
The columns are
average ice
extent for:
Annual, Winter, Spring, Summer, Autumn.]
In 2011,
annual snow cover
extent over Northern Hemisphere continents (including the Greenland ice sheet)
averaged 24.7 million square kilometers, which is 0.3 million square kilometers less than the long - term
average.
The bright white central mass shows the perennial sea ice, which is just the multi-year ice that has survived at least one summer, while the larger light blue area shows the full
extent of the winter sea ice including the
average annual sea ice during the 2012 months of November, December and January.
What the report says about sea ice and climate change: Since the early 1980s,
annual average Arctic sea ice has decreased in
extent between 3.5 percent and 4.1 percent per decade, become 4.3 to 7.5 feet (1.3 and 2.3 meters) thinner.
Satellite data since 1978 show that
annual average arctic sea ice
extent has shrunk by 2.7 [2.1 to 3.3] % per decade, with larger decreases in summer of 7.4 [5.0 to 9.8] % per decade.
In 1979 they were both identical in
average annual extent at 12.5 million square kilometers but since then Antarctic has increased a hair and Arctic has decreased a bit over 1 million square kilometers.
Record droughts in many areas of the world, the loss of arctic sea ice — what you see is an increasing trend that is superimposed on
annual variablity (no bets on what happens next year, but the five - to - ten year
average in global temperatures, sea surface temperatures, ocean heat content — those will increase — and ice sheet volumes, tropical glacier volumes, sea ice
extent will decrease.