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  • Polar Biodiversity (122)

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News Headlines
#104981
2015-08-25

The Big Melt: Why 2015 could be another low-ice year in the Arctic

Based on observations from satellites, 2015 is on track to be another low year for ice cover in Arctic summer seas, according to the National Aeronautics and Space Administration (NASA).

News Headlines
#104961
2015-08-21

Greenland's Jakobshavn Glacier spawns big berg

Scientists are studying a big mass of ice that has broken off the Jakobshavn Glacier in Greenland.

News Headlines
#104867
2015-08-13

Greenland ice sheet's winds driving tundra soil erosion, study finds

Strong winds blowing off the Greenland Ice Sheet are eroding soil and vegetation in the surrounding tundra, making it less productive for caribou and other grazing animals, carbon storage and nutrient cycling, a Dartmouth College study finds.

News Headlines
#104386
2015-06-25

Antarctic Yeti crabs cling to hot jets and farm bacteria

Hot vents in Antarctica's Southern Ocean are crowded with cold, hairy crabs. Blind and surrounded by freezing water, they must huddle close to the vent chimneys that power their ecosystem.

News Headlines
#104390
2015-06-25

Antarctic life: Highly diverse, unusually structured

In a comprehensive assessment of Antarctic biodiversity scientists have revealed the region is more diverse and biologically interesting than previously thought.

News Headlines
#104169
2015-06-04

U.S. researchers uncover secret of Greenland's vanishing lakes

Scientists were baffled last year after meltwater lakes atop Greenland's ice sheet suddenly drained out at rates rivaling Niagara Falls.

News Headlines
#104157
2015-06-03

Antarctic Portal links scientists and decision-makers

A major new initiative to bridge the gap between scientists and decision makers has been launched during the annual Antarctic Treaty Consultative meeting, ATCM XXXVIII - CEP XVIII, in Bulgaria.

News Headlines
#103939
2015-05-22

Antarctic Peninsula in 'dramatic' ice loss

Satellites have seen a sudden dramatic change in the behaviour of glaciers on the Antarctica Peninsula, according to a Bristol University-led study.

News Headlines
#103877
2015-05-18

Arctic pollution rules 'not enough'

The Polar Code, passed at a meeting in London of the International Maritime Organization (IMO), ban ships from releasing oil, sewage, chemicals and waste into the sea.

News Headlines
#103842
2015-05-15

Vast Antarctic ice shelf a few years from disintegration, says Nasa

The last intact section of one of Antarctica’s mammoth ice shelves is weakening fast and will likely disintegrate completely in the next few years, contributing further to rising sea levels, according to a Nasa study released on Thursday.

News Headlines
#103654
2015-04-28

Salty groundwater found under dry Antarctic valleys

Future research into the underground lakes could reveal secrets as to the ways microorganisms survive deep beneath the surface.

News Headlines
#103398
2015-04-09

Life below Antarctic ice survives on ancient forests

White on top, but what lies beneath? Antarctica's blanket of snow and ice sits atop a vast and rich landscape of volcanoes, rivers and lakes

News Headlines
#103341
2015-04-01

Study: Polar bears unlikely to adapt to land-based foods

RESTON, Va., April 1 (UPI) -- A number of studies have suggested polar bears are exasperated by the scarcity of sea ice -- their hunting and breeding patterns disrupted.

News Headlines
#103318
2015-03-31

Antarctica just had its warmest day on record

ESPERANZA BASE, Argentina, March 30 (UPI) -- Global warming continues to have its most pronounced effects on Earth's polar regions. Last week in Antarctica, those effects set a new record.

News Headlines
#103221
2015-03-20

Arctic sea ice extent hits record low for winter

Sea ice in the Arctic Ocean has fallen to the lowest recorded level for the winter season, according to US scientists.

News Headlines
#103100
2015-03-10

Eastern, High Arctic regain sea ice during cold winter

The good news is tempered by the fact that satellite data show ice levels in the rest of the Arctic -- and overall -- are at their lowest levels this winter.

News Headlines
#102986
2015-03-02

Study of ancient emperor penguin populations creates concern for future of species

The first study of ancient populations of the world's largest penguin, the emperor penguin, has raised serious concerns about the future prospects of the species.

News Headlines
#102486
2015-01-23

Scientists find translucent fish living under Antarctic ice shelf

DEKALB, Ill., Jan. 22 (UPI) -- It shouldn't be all that surprising at this point -- living organisms defying the odds, that is.

News Headlines
#102419
2015-01-16

Unlocking secrets of the polar night

Winter is the dark season and colder than cold in the Arctic north. But climate warming is giving scientists the chance to find out what goes on in the Arctic ocean during the Polar night.

News Headlines
#102344
2015-01-09

Polar bear populations are slowly shifting northward

ANCHORAGE, Alaska, Jan. 8 (UPI) -- As habitats to the east and south of the Arctic region become more unstable -- and as suitable habitat continues to erode -- polar bears are relocating to far-northern Canada, where sea ice is plentiful and reliable.

News Headlines
#101983
2014-11-25

Robots reveal thicker Antarctic sea ice

Sea ice in the Antarctic is much thicker than previously thought, according to new data obtained by robotic submarines.

News Headlines
#101783
2014-11-05

Arctic warming: Scientists identify new driver

A mechanism that could turn out to be a big contributor to warming in the Arctic region and melting sea ice has been identified by scientists.

News Headlines
#101519
2014-10-20

Antarctic conference to vote on huge marine parks amid strained relations

Meeting of 25 nations, including Russia and Ukraine, in Hobart will consider proposals on the future of Antarctic research and marine protection

News Headlines
#101373
2014-10-10

Antarctic sea ice shows record growth, climate change likely cause

The growth of sea ice is not evidence against the effects of climate change, but rather the consequence of it.

News Headlines
#101351
2014-10-09

Climate change threatens Arctic food security and culture

It’s increasingly difficult to find food using traditional hunting methods in the Arctic, and at the same time, provisions sold at stores are “unaffordable” for many, jeopardizing food security and cultural life in the region, Arctic experts and residents said, responding to a United Nations rep ...

News Headlines
#101124
2014-09-29

New study claims ice sheets may be melting for centuries

NEW YORK, Sept. 28 (UPI) -- A team of researchers recently studied 120 ice sheets collapses and other factors to put together the history of sea level rise for the past 500,000 years.

News Headlines
#100987
2014-09-17

Antarctic sea ice set for record high as Arctic heads for sixth lowest extent

Antarctica poised for record high as figures show Arctic sea ice was millions of square kilometres below long-term average

News Headlines
#100934
2014-09-15

Glaciers in northern Antarctic Peninsula melting faster than ever despite increased snowfall

Increased snowfall will not prevent the continued melting of glaciers in the northern Antarctic Peninsula, according to new research.

News Headlines
#100720
2014-09-02

New Economic Council speeds Arctic commerce

The founding meeting of the Arctic Economic Council is taking place in Canada (Sept. 2-3). Critics fear the new business body will speed up the exploitation of a fragile environment struggling with climate change.

News Headlines
#100669
2014-08-27

Iceland's Seabird Colonies Are Vanishing, With "Massive" Chick Deaths

Climate and ocean changes blamed for huge losses of puffins, kittiwakes, and terns

News Headlines
#100574
2014-08-22

Greenland ice melting at record speed

Satellite data shows ice sheets of Greenland and Antarctica are declining at record speed. The annual loss of ice has doubled in the case of Greenland and tripled in the West Antarctic compared to figures from 2009.

News Headlines
#100560
2014-08-21

Lakes under the ice: Antarctica’s secret garden

A cold breeze blew off the Antarctic plain, numbing the noses and ears of scientists standing around a dark hole in the ice. Flecks of ice crackled off a winch as it reeled the last few metres of cable out of the hole. Two workers in sterile suits leaned over to grab the payload — a cylinder the ...

News Headlines
#100432
2014-08-12

Quito summit is our chance to protect the polar bear by all means

This iconic species should be listed under the Convention on Migratory Species and specific protection measures agreed

News Headlines
#100412
2014-08-11

2010 Chilean earthquake causes icequakes in Antarctica

Seismic events aren't rare occurrences on Antarctica, where sections of the frozen desert can experience hundreds of micro-earthquakes an hour due to ice deformation. Some scientists call them icequakes. But in March of 2010, the ice sheets in Antarctica vibrated a bit more than usual because of ...

News Headlines
#100417
2014-08-11

Polar research: Six priorities for Antarctic science

Mahlon C. Kennicutt II, Steven L. Chown and colleagues outline the most pressing questions in southern polar research, and call for greater collaboration and environmental protection in the region.

News Headlines
#100328
2014-08-01

Error identified in satellite record may have overestimated Antarctic sea ice

John Abraham: A jump is discovered in estimated Antarctic sea ice extent due to a satellite algorithm

News Headlines
#100127
2014-07-22

Is Antarctic sea ice cover really setting record highs? Processing errors may be confusing the matter

Antarctic sea ice may not be expanding as fast as previously thought, new research suggests. A team of scientists say much of the increase measured for Southern Hemisphere sea ice could be due to a processing error in the satellite data

News Headlines
#100114
2014-07-21

New hope for Antarctic Ocean?

A new report calls for protection measures in the Antarctic Weddell Sea, one of the world’s last, intact ecosystems. Cooperation between Germany and Russia could help achieve a better situation.

News Headlines
#100083
2014-07-17

Scientists can now accurately count polar bears...from space

Polar bears are big animals. As the world's largest land predators, a single male can weigh over a staggering 700 kilograms (about 1,500 pounds). But as impressive as they are, it's difficult to imagine counting polar bears from space. Still, this is exactly what scientists have done according t ...

News Headlines
#99875
2014-06-26

Finding elusive emperor penguins: Both surveyors and satellites needed to study remote penguin populations

Field surveys and satellites complement each other when studying remote penguin populations.

News Headlines
#99703
2014-06-17

Ponds 'predict Arctic sea-ice melt'

A UK team believes it can now make skilful predictions of how much sea ice will melt during Arctic summers.

News Headlines
#99561
2014-06-09

Underground volcanoes accelerate glacier melting in antarctic

AUSTIN, Texas, June 9 (UPI) --The list of things that don't contribute to glacier melting keeps getting shorter. Now, the list-keeper can cross off "underground volcanoes."

News Headlines
#99363
2014-05-29

Ocean waves influence polar ice extent

Large ocean waves can travel through sea ice for hundreds of km before their oscillations are finally dampened, scientists have shown.

News Headlines
#99050
2014-05-13

West Antarctic ice sheet collapse unstoppable

Two new studies show the West Antarctic ice sheet is melting faster than anticipated. Experts say IPCC global sea level forecasts will have to be recalculated with levels far higher than initially predicted.

News Headlines
#98966
2014-05-07

New bird flu strain circulating among Antarctica penguins

The genetic analysis revealed that this specific bird flu strain is most closely related to H3N8, a strain from the 1960s.

News Headlines
#98977
2014-05-07

Climate change risk to icy East Antarctica

Is Antarctica really safe from climate change? A new study suggests even the icy east of the frozen continent could be at risk, with consequences for global sea levels. Scientists say the changes could be irreversible.

News Headlines
#97931
2014-03-11

New light shed on changing Greenland ice

Research using NASA data is giving new insight into one of the processes causing Greenland's ice sheet to lose mass.

News Headlines
#97830
2014-02-28

As Antarctica opens up, will privateer explorers be frozen out?

Antarctica is the Earth’s last pristine, untouched and most epic wilderness.

News Headlines
#97719
2014-02-21

History of Antarctic glacier melt suggests more to come

CAMBRIDGE, England, Feb. 20 (UPI) -- A glacier on the West Antarctic Ice Sheet, already the largest single source of global sea level rise, may keep thinning for decades, scientists say.

News Headlines
#97608
2014-02-14

Arctic marine mammals are ecosystem sentinels

As the Arctic continues to see dramatic declines in seasonal sea ice, warming temperatures and increased storminess, the responses of marine mammals can provide clues to how the ecosystem is responding to these physical drivers.

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