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News About Ice Ages
September 29, 2016
Northern Lights trump street lights in Iceland
Reykjavik (AFP) Sept 28, 2016
Street lighting in Reykjavik will be switched off for an hour Wednesday evening to give residents of the Icelandic capital a better view of the Aurora Borealis, city authorities said. Most parts of the world's northernmost capital city, including the centre, will go dark from 10:00 pm. "Residents are invited to join in by turning out the lights at home so as to maximise the darkness and minimise light pollution," the local government said in a statement. The Aurora Borealis, or Northern Ligh ... read more

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Satellite Services supplies on-board sub-systems for smallsats and microsats.
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Global cooling yielded modern ecosystems 7 million years ago
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Land-based food not nutritionally sufficient for wild polar bears
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Arctic Sea Ice Annual Minimum ties second lowest on record
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Greenland sets record temperatures, ice melts early
Temperature records were broken in Greenland this year after parts of the territory's vast ice sheet began melting unusually early, the Danish Meteorological Institute (DMI) said Tuesday. ... more
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Arctic sea ice minimum ties record for second lowest
Only a month ago, scientists were suggesting the rate of sea ice melting in the Arctic had slowed and the 2016 minimum was unlikely to break any records. ... more
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Polar bears losing crucial sea ice: study
Polar bears are losing life-sustaining sea ice crucial for hunting, resting and breeding in all 19 regions of the Arctic they inhabit, a study warned on Wednesday. ... more
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Australia to shut sub-Antarctic research station
Australia will close its permanent station at Macquarie Island almost seven decades after establishing the sub-Antarctic research facility, officials said Tuesday, citing environmental contamination concerns and ageing infrastructure. ... more
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NASA science flights study effect of summer melt on Greenland ice sheet
Operation IceBridge, NASA's airborne survey of polar ice, is flying in Greenland for the second time this year, to observe the impact of the summer melt season on the ice sheet. The IceBridge flight ... more
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Technique could assess historic changes to Antarctic sea ice and glaciers
Historic changes to Antarctic sea ice could be unravelled using a new technique pioneered by scientists at Plymouth University. It could also potentially be used to demonstrate past alterations to g ... more
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By mid-century, more Antarctic snowfall may help offset sea-level rise
When Antarctica's air temperature rises, moisture in the atmosphere increases. That should mean more snowfall on the frozen continent. So why hasn't that trend become evident in Antarctica's surface ... more
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A mammoth undertaking
Can the woolly mammoth be brought back from the dead? Scientists say it's only a matter of time. In fact this year, the International Union for Conservation of Nature issued its first official set o ... more
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Giant cruise ship heads to Arctic on pioneering journey
It is a voyage explorers only dreamed of not so long ago. ... more
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Antarctica's past shows region's vulnerability to climate change
Fresh understanding of West Antarctica has revealed how the region's ice sheet could become unstable in a warming world. Scientists studying the region's landscape have determined how it reacted to ... more
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Study measures methane release from Arctic permafrost
A University of Alaska Fairbanks-led research project has provided the first modern evidence of a landscape-level permafrost carbon feedback, in which thawing permafrost releases ancient carbon as c ... more
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NASA monitors the 'new normal' of sea ice
This year's melt season in the Arctic Ocean and surrounding seas started with a bang, with a record low maximum extent in March and relatively rapid ice loss through May. The melt slowed down in Jun ... more
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Sea ice strongly linked to climate change in past 90,000 years
"The Arctic sea ice responded very rapidly to past climate changes. During the coldest periods of the past 90,000 years the sea ice edge spread relatively quickly to the Greenland-Scotland Ridge, an ... more
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New Antarctic ice discovery aids future climate predictions
A team of British climate scientists comparing today's environment with the warm period before the last ice age has discovered a 65% reduction of Antarctic sea ice around 128,000 years ago. The find ... more
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Specialized life forms abound at Arctic methane seeps
Cold seeps are places where hydrocarbons, mostly methane, emanate from the sea floor. Unlike the hydrothermal vents, the fluids and bubbles are no hotter than the surrounding seawater, thus the name ... more
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Syracuse University researchers confirm marine animals live longer at high latitudes
Researchers in the Department of Earth Sciences have shown that high-latitude bivalves live longer and grow slower than those in the tropics. Their findings are the subject of an article in the "Pro ... more
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Space News from SpaceDaily.com
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Arctic methane seeps host abundance of specialized life forms
A new study offers a glimpse of an unusual marine community - a niche ecosystem surrounding Arctic cold seeps. ... more
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NASA Maps Thawed Areas Under Greenland Ice Sheet
NASA researchers have helped produce the first map showing what parts of the bottom of the massive Greenland Ice Sheet are thawed - key information in better predicting how the ice sheet will react ... more
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Antarctic sea ice may be a source of mercury in southern ocean fish and birds
New research has found methylmercury - a potent neurotoxin - in sea ice in the Southern Ocean. Published in the journal Nature Microbiology, the results are the first to show that sea-ice bacteria c ... more
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St. Paul Island mammoths most accurately dated 'prehistoric' extinction ever
While the Minoan culture on Crete was just beginning, woolly mammoths were disappearing from St. Paul Island, Alaska, according to an international team of scientists who have dated this extinction ... more
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Lack of water likely caused extinction of isolated Alaska mammoths
A remnant population of woolly mammoths on a remote Alaska island was likely pushed to extinction by rising sea levels and a lack of access to fresh water, according to a newly published study. ... more
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Alaskan woolly mammoths died of thirst: study
One of the world's last surviving groups of woolly mammoths likely died of thirst as the salty seas rose around these iconic Ice Age creatures 5,600 years ago, researchers say. ... more
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A recent pause in Antarctic Peninsula warming
The rapid warming of the Antarctic Peninsula, which occurred from the early-1950s to the late 1990s, has paused. Stabilisation of the ozone hole along with natural climate variability were significa ... more
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How meltwater from the ice sheets disturbed the climate 10,000 years ago
Today, a negative correlation is observed in the amount of rainfall in north-western Africa and north-western Europe. If a humid winter climate prevails in north-western Europe, the climate in north ... more
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