Sentences with phrase «as arctic ice»

As surface temperture is altitude dependent one might have thought the first thing to check would be a map, as the arctic ice lies at sea level + 9 % of its thickness, while the antarctic ice sits several kilometers high in the sky, and the surrounding apron of the stuff is immune to windage because of the circumpolar continent in its midst.

- Arctic ice at second - lowest extent since 1979 - As arctic ice shrinks, so does a denier claim

Apart albedo, shouldn't we expect a classical water vapour feedback (and so DLF forcing) as arctic ice is melting and arctic seas / ocean warming?

Seems this might hold for larger scale events, such as the arctic ice melting (i.e., there would be more warming in the arctic ocean in our current times, except some of the «warming» energy is going into the melting process rather than warming).

Not exact matches

As ice melts and shipping becomes easier and at some point, oil drilling in the arctic ocean will probably increase, Having a strong military will benefit Russia.

Potentially catastrophic amounts of methane lie trapped as so - called burning ices, or methane hydrates, in the permafrost beneath arctic tundra — as much as 10,000,000 teragrams still trapped compared with just 5,000 teragrams in the atmosphere today, according to Simpson.

Major challenges in the near future include assigning clearer attribution to sea ice as a primary driver of such dynamics, especially in terrestrial systems, and addressing pressures arising from human use of arctic coastal and near - shore areas as sea ice diminishes.

The island, which had detached itself from the ice shelf on Ellesmore Island in the Canadian arctic archipelago, was used as a laboratory for seismic studies of the Arctic Ocean floor, as well as charting currents, pollution, winds and ice structure.

Only within the last 10,000 years, after the ice age ended and relatively moist conditions returned to the arctic, did nutritious forbs yield to less nourishing plants such as graminoids and woody shrubs.

On the other hand, some changing disease patterns could be beneficial — arctic foxes may not be able to carry rabies to Svalbard via an ice trek as they have in the past, for example.

Since IPCC (2001) the cryosphere has undergone significant changes, such as the substantial retreat of arctic sea ice, especially in summer; the continued shrinking of mountain glaciers; the decrease in the extent of snow cover and seasonally frozen ground, particularly in spring; the earlier breakup of river and lake ice; and widespread thinning of antarctic ice shelves along the Amundsen Sea coast, indicating increased basal melting due to increased ocean heat fluxes in the cavities below the ice shelves.

Habitat is being disturbed and polluted by offshore oil development in the Chukchi and Beaufort seas, and as CO2 warms our planet, the arctic ice pack is rapidly melting; the whales are in danger from noise, oil spills and deadly collisions with ships, while global warming is steadily melting their icy abode and reducing available food.

Gradually, as people emerge with keys, the sounds of cold engines starting and ice scrapers rasping across windscreens begins to fill the dense arctic air.

In his painting Conquest (Ice Shelf), 2012, William Binnie depicts an arctic vista, questioning the perception of landscapes as virgin territories and the use of flags as a mechanism to assert ownership.

When ice melts from the world's glaciers, antarctica and the arctic all that water evaporates and has to come down somewhere as rain.

Dr Maslowski made an estimate in 2007 which used data through 2004 and came up with 2013 as the first year with a total meltdown of arctic sea ice.

I've been told by a friend that James Hansen once said that albedo changes from melting the arctic sea ice would capture as much additional heat as doubling CO2.

It is claimed that AGW «science» predicted that Southern Hemsiphere sea ice extent would increase as arctic sea ice would decrease.

Both these factors (as well as sea ice albedo feedbacks, give the arctic region very strong positive feedback which regionally amplify the GW signal.

Re # 49 & # 82 The limitations on the growth of algae in the arctic varies with the season, the effect of sea - ice melting is not as certain as Harold would have us believe: http://www.agu.org/pubs/crossref/2005/2005JC002922.shtml http://www.nurp.noaa.gov/Spotlight/ArcticIce.htm

I visualized arctic sea ice, as that is affected by «the thermostat», while ocean acidification is not.

Does the «business as usual» referred to here include the recent findings about substantially faster growth in CO2 emissions than predicted, saturation of carbon sinks, and arctic ice melting?

I see GE as a short term band - aid to be used to prevent the demise of arctic sea ice and permafrost while the oceans et al absorb some of our excess CO2.

According to NOAA / NSIDC the amounts of arctic sea ice in different months was as foillows: - March 2006 14.4 million sq kms March 2007 14.7 million sq kms September 2006 5.9 million sq kms September 2007 4.3 million sq kms

according to NASA as of a few days ago, the above circular motion has now apparently started to reverse, indicating a probable cyclical future of several decades of increasing arctic sea ice.

Yes I am, i know it's strange to some people but I like to read and digest information from all sources and then make up my own mind about things.I think it's a sensible question to ask why antarctic ice is increasing when arctic ice is decreasing but I understand that might be a topic for another post as it will probably, as Gavin indicated, involve many different areas for discussion.

Turns out that hurricanes apparently act as a heat pump sending water from the tropics poleward, feeding into the process by which we are losing the arctic ice cap.

The rise of CO2 from 270ppm to now over 400ppm, the extent of equatorial and sub tropical deforestation, the soot deposits on the polar ice caps, the increase in atmospheric water vapour due to a corresponding increase in ocean temps and changes in ocean currents, the extreme ice albedo currently happening in the arctic etc, etc are all conspiring in tandem to alter the climate as we know it.

It should then be obvious the as more heat energy is continuously added then there will continue to be arctic ice melting.

both of these well - researched observations would seem to put a big chink in the anthropogenic global warming theory — certainly as it applies to melting of the arctic ice cap.

The arctic will be ice free in summer within 5 - 6 years, progressing rapidly to all the remaining 9 months of the year as the arctic ocean continues to warm.

If, as seems likely, the arctic sea ice loss worsens in coming summers, we will get rain in increasing amounts on increasingly large areas of Greenland.

in less than 5 years, i expect we'll be hearing that the arctic ice cap appears to be refreezing and expanding at an unanticipated rate as well.

Re: Raven (# 411), Arctic warming in the 1930s was something they never did explain, and I note that arctic sea ice was hitting low levels in the early 1040s as well.

Canadian Ice Service, 4.7, Multiple Methods As with CIS contributions in June 2009, 2010, and 2011, the 2012 forecast was derived using a combination of three methods: 1) a qualitative heuristic method based on observed end - of - winter arctic ice thicknesses and extents, as well as an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoIce Service, 4.7, Multiple Methods As with CIS contributions in June 2009, 2010, and 2011, the 2012 forecast was derived using a combination of three methods: 1) a qualitative heuristic method based on observed end - of - winter arctic ice thicknesses and extents, as well as an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictorAs with CIS contributions in June 2009, 2010, and 2011, the 2012 forecast was derived using a combination of three methods: 1) a qualitative heuristic method based on observed end - of - winter arctic ice thicknesses and extents, as well as an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoice thicknesses and extents, as well as an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoras well as an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoras an examination of Surface Air Temperature (SAT), Sea Level Pressure (SLP) and vector wind anomaly patterns and trends; 2) an experimental Optimal Filtering Based (OFB) Model, which uses an optimal linear data filter to extrapolate NSIDC's September Arctic Ice Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoIce Extent time series into the future; and 3) an experimental Multiple Linear Regression (MLR) prediction system that tests ocean, atmosphere and sea ice predictoice predictors.

And wasn't the UNPRECEDENTEDLY LARGE AND GROWING extent of arctic sea ice cited as incontrovertible evidence that an ice age was nearly inevitable unless action was taken immediately?

Hansen got the warming right in the 1980s, the hockey stick is validated by numerous oth alternative research methods and ocean heat content and arctic ice continue to rise and shrink as predicted from the understanding of the physical effect of CO2, as have air temperatures in the area.

Ice as polystyrene full of air was insulating the water from the winter coldness — minus ice; water absorbs extra coldness — in combination of the coldness from the air and extra coldness in the water = that double coldness as ripples goes south — intercepts 95 % INSTEAD OF 50 % of the moisture and is dropping it in Europe / USA — end result: SOUTH MUCH MORE SNOW AND COLDNESS — NO MOISTURE TO REPLENISH THE ICE DEFICIT ON ARCTIce as polystyrene full of air was insulating the water from the winter coldness — minus ice; water absorbs extra coldness — in combination of the coldness from the air and extra coldness in the water = that double coldness as ripples goes south — intercepts 95 % INSTEAD OF 50 % of the moisture and is dropping it in Europe / USA — end result: SOUTH MUCH MORE SNOW AND COLDNESS — NO MOISTURE TO REPLENISH THE ICE DEFICIT ON ARCTice; water absorbs extra coldness — in combination of the coldness from the air and extra coldness in the water = that double coldness as ripples goes south — intercepts 95 % INSTEAD OF 50 % of the moisture and is dropping it in Europe / USA — end result: SOUTH MUCH MORE SNOW AND COLDNESS — NO MOISTURE TO REPLENISH THE ICE DEFICIT ON ARCTICE DEFICIT ON ARCTIC.

This model has been proven skillful in reproducing the monthly arctic (and Antarctic) sea ice extent anomalies over the last 30 years, as well as the observed long - term downward trend.

As for global warming advocates, we have been warned for decades that the arctic would be ice free and sea levels up astronomically and no snow by now et al..

As reported at Science Daily, in a new paper in Quaternary Science Reviews they report their findings: that the present extent of sea ice in the arctic is at its lowest for at least several thousand years.

as you can see both show no death spiral, nor is the arctic going to be ice free this summer as opined back in 2007 by some of their ilk

By the way: the arctic ice extent in February 2011 was not a record low: in February 2005 the frozen surface was the same as in February 2011 (14.36 square km).

Most things point to global warming such as melting ice in the arctic and antarctic continent, global sea level rise, and global temperatures.

The arctic sea ice decline has accelerated to the point that it can truly be described as «alarming.»

In Washington there was an awesome Earth Day warning from a government scientist, Dr. Jay Murray Mitchell said, «Pollution and over-pollution unless checked could so warm the earth in 200 years as to create a greenhouse effect melting the arctic ice cap and flooding vast areas of the world.»

Furthermore, why is it necessary to be so coy in this matter and use the melting of arctic sea ice as an «indicator?»

The decrease in albedo that accompanies the loss of sea ice is the phenom that underlies «arctic amplification» (as you point out, it has nothing directly to do with sea level rise).

As for an ice age at the 65million year extinction, don't forget that at that time there was no ice anywhere on the planet, no greenland ice sheet, no antarctic ice sheet, no arctic sea ice.

I would agree that it is possible that arctic ice is declining long term, but it does not seem to be doing so at any alarming rate, (about the same as 2007) and there does not seem to be any alarming developments as a result of it in any case.