Hysterical global warming alarmists keep claiming that
polar sea ice melt is due to increasing human CO2 emissions.
That these «events» should have a corresponding counter event is what concerns me wrt
polar sea ice melt.
When the Earth is warm, when the oceans are warm,
polar sea ice melts and provides moisture for clouds and rain and snow that does cool the Earth.
Ut oh, northern
polar sea ice melts have slowed considerably.
Not exact matches
False assumptions on starvation «Unless you've been living under a rock the last few decades, you're aware that Arctic
Sea ice is
melting, and that this is potentially bad news for
polar bears,» she said, adding that until now, the prevailing belief has been that «energy from food on land is largely inconsequential.»
A new University of Washington study, with funding and satellite data from NASA and other agencies, finds a trend toward earlier
sea ice melt in the spring and later
ice growth in the fall across all 19
polar bear populations, which can negatively impact the feeding and breeding capabilities of the bears.
Such erosion can result from any number of factors, including the simple inundation of the land by rising
sea levels resulting from the
melting of the
polar ice caps.
An international «Red List» of threatened species says that the
polar bear is vulnerable to extinction because of a projected decline in its habitat linked to climate change that is
melting sea ice in the Arctic.
The rule in question was finalized by the Bush administration in December, six months after the
polar bear was declared a threatened species due to the
melting of its
sea -
ice habitat.
Fox accompanies a team of NASA scientists as they drive a refurbished orange Humvee across a frozen channel in the Canadian High Arctic, facing
melting sea ice, mechanical breakdown, and the threat of marauding
polar bears.
«We must do all we can to help the
polar bear recover, recognizing that the greatest threat to the
polar bear is the
melting of Arctic
sea ice caused by climate change,» Salazar said.
«When the
sea ice melts, juvenile
polar cod may go hungry: Biologists confirm how heavily the fish depend on
ice algae.»
Interior Secretary Dirk Kempthorne, however, made clear several times during a press conference announcing the department's decision that, despite his acknowledgement that the
polar bear's
sea ice habitat is
melting due to global warming, the ESA will not be used as a tool for trying to regulate the greenhouse gas emissions blamed for creating climate change.
The
melting of the
polar ice cap would have a drastic effect:
Sea level would rise by several meters around the world, impacting hundreds of millions of people who live close to coasts.
Starting next week, NASA's Operation IceBridge, an airborne survey of
polar ice, will be carrying science flights over
sea ice in the Arctic, to help validate satellite readings and provide insight into the impact of the summer
melt season on land and
sea ice.
The two main forces that conspire to destroy Earth's massive
polar ice sheets are heat, which
melts their surfaces via sunlight and warm air, and gravity, which drives glaciers to slide to the
sea.
In the San Francisco Bay area,
sea level rise alone could inundate an area of between 50 and 410 square kilometres by 2100, depending both on how much action is taken to limit further global warming and how fast the
polar ice sheets
melt.
Many of the projected effects of climate change on the world's oceans are already visible, such as
melting polar ice caps and rising
sea levels.
But over the past decades, the
melt season has grown longer and the average extent of Arctic
sea ice has diminished, changing the game for many Arctic marine mammals — namely beluga, narwhal and bowhead whales; ringed, bearded, spotted, ribbon, harp and hooded seals; walruses; and
polar bears.
GRACE showed that the
melting polar ice sheets are contributing more to
sea level rise than the demise of mountain glaciers.
It has also decreased the amount of the oldest, thickest Arctic
sea ice, leaving
polar waters dominated by thinner
ice that forms in the fall and
melts in the summer.
Our study suggests that at medium
sea levels, powerful forces, such as the dramatic acceleration of
polar ice cap
melting, are not necessary to create abrupt climate shifts and temperature changes.»
Rising
polar temperatures caused the average thickness of winter Arctic
sea ice to decrease from about 12 feet to 6 feet between 1978 and 2008, and thinner
ice melts more readily.
As a result of atmospheric patterns that both warmed the air and reduced cloud cover as well as increased residual heat in newly exposed ocean waters, such
melting helped open the fabled Northwest Passage for the first time [see photo] this summer and presaged tough times for
polar bears and other Arctic animals that rely on
sea ice to survive, according to the U.S. Geological Survey.
(This status allowed the Administration to create a special rule exempting greenhouse gas emissions — which are, through global warming,
melting the artic
sea ice used by the
polar bears for hunting — from regulation under the Endangered Species Act.)
With Arctic
sea ice melting earlier and earlier,
polar bears are being forced to change their diets, scouring dry land for seabird eggs rather than enjoying their typical staple: seals.
A new review analyzing three decades of research on the historic effects of
melting polar ice sheets found that global
sea levels have risen at least six meters, or about 20 feet, above present levels on multiple occasions over the past three million years.
Before the
melt, when they were hunting on stable
sea ice, the
polar bears had a big advantage over their favoured prey.
As Arctic
sea ice melts earlier each year,
polar bears in some parts of Norway and Greenland are abandoning
ice floes for dry land and their favorite meal — seals — for seabird eggs.
On its own,
sea level rise could inundate between 50 and 410 square kilometres of this area by 2100, depending on how much is done to limit further global warming and how fast the
polar ice sheets
melt.
Paradoxically, both phenomena are likely linked: When
sea -
ice North of Scandinavia and Russia
melts, the uncovered ocean releases more warmth into the atmosphere and this can impact the atmosphere up to about 30 kilometers height in the stratosphere disturbing the
polar vortex.
Because of the warming, «there are some potentially catastrophic events that must be considered,» including
sea level rise from
melting polar ice sheets, according to the document.
Climate change is pushing temperatures up most rapidly in the
polar regions and left the extent of Arctic
sea ice at 1.79 million square miles at the end of the summer
melt season.
Seas rising much faster, super storms in the coming decades, doubling and re-doubling of
polar ice melt — new Hansen paper.
Atmospheric warming is followed by ocean warming is followed by a
melting of
polar ice sheets is followed by
sea level rise.
Impact of
ice melt on storms Freshwater injection onto the North Atlantic and Southern Oceans causes increase of
sea level pressure at middle latitudes and decrease at
polar latitudes.
Collapsing
ice shelves and
melting sea ice leaves more open water in the Earth's
polar regions (photo a in earlier figure).
By Kenneth Richard Geophysicist and tectonics expert Dr. Aftab Khan has unearthed a massive fault in the current understanding of (1) rapid
sea level rise and its fundamental relation to (2) global - scale warming /
polar ice melt.
Seas rising much faster, super storms in the coming decades, doubling and re-doubling of
polar ice melt.
•» Hence, both regional and local
sea - level rise and fall in meter - scale is related to the geologic events only and not related to global warming and / or
polar ice melt.»
In the long term, changes in
sea level were of minor importance to rainfall patterns in north western Sumatra With the end of the last
Ice Age came rising temperatures and melting polar ice sheets, which were accompanied by an increase in rainfall around Indonesia and many other regions of the worl
Ice Age came rising temperatures and
melting polar ice sheets, which were accompanied by an increase in rainfall around Indonesia and many other regions of the worl
ice sheets, which were accompanied by an increase in rainfall around Indonesia and many other regions of the world..
The paper covers so much —
polar ice melt,
sea level, super storms, ocean mixing.
Because they depend on
sea ice to hunt seals, the
polar bear is considered threatened as global warming
melts and thins
ice in this region.
The way humans mistreat water has dominated headlines and become mission critical to address: the
melting polar ice caps and rising
sea levels, the poisoned tap water in Flint, Michigan — and the threat the Dakota Access Pipeline poses to the Standing Rock Sioux tribe.
Rising
Seas: Warmer ocean water temperatures, the pumping of ground water, and
melting of the
polar ice sheets have added water to the oceans, contributing to
sea level rise.
On the other hand, during those periods between widespread glaciation, the water had
melted from the
ice sheets and
polar areas, flowed, back into the oceans and
sea level was as high or higher than now.
Today, if just the current Ross
Ice Shelf of Antarctica melted, it is estimated that sea level would rise 20 to 251 If we melted all of the ice on Greenland, the North polar areas and the Antarctic in addition, sea level could rise 300» or
Ice Shelf of Antarctica
melted, it is estimated that
sea level would rise 20 to 251 If we
melted all of the
ice on Greenland, the North polar areas and the Antarctic in addition, sea level could rise 300» or
ice on Greenland, the North
polar areas and the Antarctic in addition,
sea level could rise 300» or so.
★ Mika Rottenberg: «Bowls Balls Souls Holes» (through June 14) The centerpiece of this show, a delirious, 28 - minute video called «Bowls Balls Souls Holes,» takes viewers on a mind - blowing trip through time and space, from a Harlem bingo parlor to
melting ice in a
polar sea and from a seedy urban hotel to the subterranean depths of a parallel universe.
These are increasingly impactful, intersecting phenomena for densely populated coastal areas that are being developed at the same time that
melting polar ice is causing
sea levels to rise.
It is alredy a foregone scientific conclusion that the
melting of the
polar ice caps will lead to a global rise in
sea levels.