Sentences with phrase «polar scientists for»

Determining whether polar ice sheets are shrinking or growing, and what their contribution to changes in sea level is, has motivated polar scientists for decades.

Not exact matches

The goal of the workshop is to identify gaps in scientists» knowledge, emerging questions in polar science and strategies for future research, Priscu said.

New automated submarines, for instance, now allow scientists to probe polar waters long considered too difficult to explore.

«So far, I believe the benefits (of Arctic warming) outweigh the potential problems,» said Oleg Anisimov, a Russian scientist who co-authored a chapter about the impacts of climate change in polar regions for a U.N. report on global warming this year.

Some, he says, «are brilliant scientists but not very well equipped for a polar regime.

Although scientists know that the tools for reconstructing past climates at polar latitudes are far from perfect, he says, pinning down the relationship between isotope ratios and temperature is essential.

In a paper published today in the journal Nature Geoscience, atmospheric scientists at MIT propose a possible mechanism for Saturn's polar cyclones: Over time, small, short - lived thunderstorms across the planet may build up angular momentum, or spin, within the atmosphere — ultimately stirring up a massive and long - lasting vortex at the poles.

Clementine used radar to detect the signature of water in the permanently - shadowed South polar region, which scientists thought was the most likely place to look for water.

«These species are not only icons of climate change, but they are indicators of ecosystem health, and key resources for humans,» said lead author Kristin Laidre, a polar scientist with the UW Applied Physics Laboratory.

In «A Phoenix Flies to Mars», Andrew Fazekas, the Canadian Editor for Science's Next Wave, writes about the NASA Phoenix polar lander, and Canada's contribution to the project: a sophisticated meteorological station developed by a team of Canadian scientists and engineers that will analyze Mars» arctic climate.

The reason that scientists are looking for life in this area is that it is thought to be the place on Earth that most closely resembles the permafrost found in the northern polar region of Mars at the Phoenix landing site.

«Life on the ice: For the first time scientists have directly observed living bacteria in polar ice and snow.»

It yielded fundamental insights into the physics of northern polar clouds, and AWARE scientists hope that their project will do the same for the south.

For the past eight years, Operation IceBridge, a NASA mission that conducts aerial surveys of polar ice, has produced unprecedented three - dimensional views of Arctic and Antarctic ice sheets, providing scientists with valuable data on how polar ice is changing in a warming world.

The 2nd Young Scientists Meeting is being hosted by the National Centre for Antarctic and Ocean Research (NCAOR), an autonomous institution under the Ministry of Earth Sciences (MoES, Government of India), which is a nodal organization for implementation of Indian polar research programmes.

Bacteria, however, have remained Earth's most successful form of life — found miles deep below as well as within and on surface rock, within and beneath the oceans and polar ice, floating in the air, and within as well as on Homo sapiens sapiens; and some Arctic thermophiles apparently even have life - cycle hibernation periods of up to a 100 million years while waiting for warmer conditions underneath increasing layers of sea sediments (Lewis Dartnell, New Scientist, September 20, 2010; and Hubert et al, 2010).

To achieve its aims, the Foundation has initiated several high - profile projects; this includes supporting polar science through the creation and operation of the wind - and - solar - powered zero emission Princess Elisabeth Antarctica station, logistical support of scientists working in Antarctica, fellowship awards for Antarctic researchers, an annual symposium on Arctic issues, and several science and education websites and classroom activities and resources.

While we are not all scientists ourselves, our projects aim at providing platforms for polar science through communication, education and outreach projects.

Now the question is, can the real climate scientists come forward and present the truth about global warming, or are we in for more ridiculous predictions about an ice free arctic by 2013 and the extinction of polar bears?

With the freeze season already substantially delayed, there will be knock - on effects for next year's melt season, notes Prof Julienne Stroeve, professor of polar observation and modelling at University College London and senior research scientist at the NSIDC.

Live sessions: Teachers can sign up to any of the 30 YouTube live broadcasts (age differentiated) streaming over five days, including: live science investigations interviews with marine scientists «Ask - Me - Anything» with a polar educator Registration: It is free for teachers globally.

Named for famed 20th - century polar explorer Sir Ernest Shackleton, the historic, dark - paneled room, with Antarctic photos covering the walls, is a favorite gathering spot for scientists and adventurers headed to the South Pole.

1:08 p.m. Updated Gavin A. Schmidt, a climate scientist at Hansen's research hub, the Goddard Institute for Space Studies, directed my attention to an official reply to the climate complaints from Waleed Abdalati, NASA chief scientist, who also happens to be a polar climate researcher.

A team of scientists is pioneering new strategies for ensuring that polar bears can persist even as summer sea ice — a vital feeding platform — retreats under the climate change that is already in the pipeline no matter how aggressively societies tackle the greenhouse challenge.

More recent trips caught footage of a pod of orcas teaching its young how to hunt, which digitally raced around the world of marine mammal scientists, participated in a penguin census, and logged polar bear and whale identification photos for researchers who track global populations of these animals.

(As I've noted, scientists have wisely been proposing that special conservation plans be developed in that region for polar bears and other wildlife dependent on sea ice.)

This spring, scientists conducting polar ice and ocean research told me they were unnerved to see a Russian military encampment nearby for the first time.

But there is little closure for loved ones, and the loss of these men still reverberates through the environmental organizations that supported their work and among polar scientists whose research was aided by the data they collected.

While pressing for cuts in greenhouse - gas emissions and better efforts to control hunting, both legal and illegal, the participating scientists concluded on an optimistic note, saying they were «optimistic that humans can mitigate the effects of global warming and other threats to polar bears, and ensure that they remain a part of the Arctic ecosystem in perpetuity.»

But they are outnumbered by armies of observers, including climate scientists, college students in polar bear costumes, and gray - suited lobbyists for companies that stand to win or lose big in a world shifting away from fossil fuels.

[April 20, 7:22 a.m. Insert I think this work bolsters the view of scientists who've been calling for a conservation strategy for polar bears and other ice - dependent species focused on areas of the Arctic where sea ice is projected to endure well into this greenhouse - heated era.

In the summer of 2011, working with a Canadian scientist, I deployed a camera onto a female polar bear for the first time.

This is particularly germane this week, as a couple thousand scientists and others focused on polar change have gathered in Montreal for a large conference (Twitter feed here) reviewing the enormous body of work produced under the recent International Polar Year initiative.

The sun has risen at the North Pole after six months of darkness, and now the season for human extremophiles has begun — with a motley array of marathoners, ski trekkers, sky divers, climate scientists and tourists preparing frantically for various polar projects.

Later today, I'll add a long string of thoughts on polar bears and climate change that I've received in recent days for a variety of scientists.

Here's some input from Steven Amstrup, who became chief scientist for the conservation group Polar Bear International this year after decades spent studying polar bears for the United States Geological Survey.

In my piece weighing the merits of very different strategies for giving ice - dependent polar bears a chance in a warming world, I promised I'd post the views of some of the biologists, sea - ice researchers and climate scientists who've been tracking relevant questions.

On climate change, the bulletin scientists say it is worsening: after flattening out for some years, global greenhouse gas emissions have resumed their rise, and the levels of the polar ice caps are at new lows.

«Drowned polar bears have not been reported by other scientists, but the hypothesis that a long search for sea ice makes it more likely that bears will get caught in stormy weather and drown is regarded as plausible.»

For the past two decades, scientists have been monitoring the effects of a warming Arctic on the world's polar bears — and the bears» future has looked increasingly bleak.

For the first time ever, scientists have witnessed polar bears eating white - beaked dolphins in the Arctic, and they claim it's the bizarre result of climate change.

But last year, Susan Solomon of MIT — who back in the 1980s became one of the world's most celebrated scientists for uncovering the chemistry of the polar stratospheric clouds — declared that she had detected the first «fingerprints» of the hole closing.

Last week, at a New Orleans conference center that once doubled as a storm shelter for thousands during Hurricane Katrina, a group of polar scientists made a startling declaration: The Arctic as we once knew it is no more.

«Scientists are also unnerved by the summer's implications for the future... proof that human activities are propelling a slide toward climate calamity... humans may have tipped the balance... a particularly harsh jolt to polar bears.»

Comments Off on BBC Arctic Live for viewers outside the UK: watch scientist distort polar bear facts

While blizzards are not unusual in the Buffalo area (thanks to lake effect snow), and the locals are used to it, seven feet in November is a rare enough occurrence that scientists could accurately blame the polar vortex for the phenomenon.

It is even more rare for such a study to be publicized before the peer review process is complete, said Andrew Shepherd, a polar scientist at the University of Leeds, in England.

Keeling's record of data from Mauna Loa is considered one of the best and most consistent climate records anywhere, though scientists also use other sources for atmospheric data, including samples of air trapped in polar ice, to analyze CO2 levels in past millennia.

A team of international scientists is due to set off for the world's biggest iceberg, fighting huge waves and the encroaching Antarctic winter, in a mission aiming to answer fundamental questions about the impact of climate change in the polar regions.The scientists, led by the British Antarctic Survey (BAS), are trying to reach a newly revealed ecosystem that had been hidden for 120,000 years below the Larsen C ice shelf on the Antarctic peninsula.In July last year, part of the Larsen C ice shelf calved away, forming a huge iceberg - A68 - which is four times bigger than London, and revealing life beneath for the first time.

A team of scientists led by the U.S. Geological Survey found that polar bears, increasingly forced on shore due to sea ice loss, may be eating terrestrial foods including berries, birds and eggs, but any nutritional gains are limited to a few individuals and likely can not compensate for lost opportunities to consume their traditional, lipid - rich prey — ice seals.