Sentences with phrase «polar scientist at»

I spoke with Luke Trusel, a polar scientist at Woods Hole Oceanographic Institute and lead author of the study, which was published Monday in the journal Nature Geosciences.

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.

«Every summer when the sun melts the surface the water has to go someplace, so it accumulates in these ponds,» said Jamie Morison, a polar scientist at the UW Applied Physics Laboratory and principal investigator since 2000 of the North Pole Environmental Observatory.

Axel Schweiger, a polar scientist at the University of Washington's Applied Physics Laboratory, agrees.

Dr Jennifer Francis, polar scientist at Rutgers University, told us how the Arctic could be involved.

«People have been talking about the possible link between winds and Antarctic sea ice expansion before, but I think this is the first study that confirms this link through a model experiment,» commented Axel Schweiger, a polar scientist at the UW Applied Physics Lab.

The changes are accelerating,» says Ronald Kwok, a polar scientist at the NASA Jet Propulsion Laboratory in Pasadena.

«It's the kind of integrated study that we absolutely need to understand how the planet works and how it's changing,» says Robin Bell, a polar scientist at the Lamont - Doherty Earth Observatory at Columbia University.

Not exact matches

, examine the flawed, conjectured hypothesises that Charles Darwin started - then jump on the wagon as the flight of fancy takes YOU to where ever YOU wishto go - YOU are in control, YOU create what you want, the laws of nature are at YOUR fingertips, why YOU can probably create a tree, or fill an ocean - freeze the polar icecaps — Lets all bow to YOU MR. SCIENTIST.

On Thursday, Ruch's watchdog group plans to file a complaint with the agency on Monnett's behalf, asserting that Obama administration officials have «actively persecuted» him in violation of policy intended to protect scientists from political interference... In May 2008, the U.S. classified the polar bear as a threatened species, the first with its survival at risk due to global warming.

Scientists with Cassini's radar investigation will be looking this week at their final set of new radar images of the hydrocarbon seas and lakes that spread across Titan's north polar region.

Scientists at UCL have observed how a widespread polar wind is driving gas from the atmosphere of Saturn's moon Titan.

Planetary scientists have gotten their closest look yet at polar hurricanes on the ringed planet, and find that the storms are big enough to engulf Earth.

The vast polar structure — a plane of satellite galaxies at the poles of the Milky Way — is at the center of a tug - of - war between scientists who disagree about the existence of mysterious dark matter, the invisible substance that, according to some scientists, comprises 85 percent of the mass of the universe.

Planetary scientist Matt Siegler at Southern Methodist University, Dallas, and colleagues made the discovery while examining NASA data known to indicate lunar polar hydrogen.

By calibrating what scientists call the molecular clock — the hypothesis that mutation occurs at a predictable rate — to the panda separation 12 million years ago, one group of researchers suggests the polar bear's appearance as a species is a relatively recent phenomenon.

By analyzing the genomes of 28 bears — polar bears, including a roughly 120,000 - year - old specimen from Norway's Svalbard archipelago, as well as modern brown bears and black bears — the scientists in effect read back in time to a common ancestor at least four million years ago.

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.

Most likely, scientists have proposed, the tidal flexing induced in a moon's icy surface causes cracks in polar regions to open widest while the satellite is farthest from its parent planet but clamp shut at other times.

«You have closer communication than ever among the global science community now,» says Robin E. Bell, a polar research scientist at the Lamont - Doherty Earth Observatory of Columbia University.

Although scientists have analysed gases from tiny bubbles trapped in ice cores drilled in polar ice caps, there are doubts about how closely the composition of the bubbles matches that of the atmosphere at the time they were trapped (see New Scientist, Science, 22 August).

At the same time, the scientists found that polar bears use an unusual physiological response to avoid unsustainable heat loss while swimming in the cold Arctic waters.

He set about some polar exploring of his own, looking at the idea of citizen journalism as an education tool and the extent to which scientists achieve an unmediated form of communication through their blogging.

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.

One major question is how climate change may be intensifying westerly winds around Antarctica, and what those changes will do to southern polar clouds, says Andrew Vogelmann, an atmospheric scientist at Brookhaven National Laboratory in New York.

The paper draws a convincing connection between the intensification of the Amundsen Sea low - pressure system and increasing snow accumulation, said David Bromwich, a polar weather and climate scientist with the Byrd Polar and Climate Research Center at Ohio State University in Columbus, who was not an author on the new paper.

Today's polar scientist frequently marvels as she or he looks back at what these early scientist - explorers accomplished, as they laid the foundations that remain firm to this day in fields ranging across geology, meteorology, biology, glaciology, and more.

«These chemicals enter the atmosphere at lower latitudes where they were used, and are then deposited down from the cold polar air, so Arctic animals are more highly exposed than animals in more temperate or equatorial regions,» University of Florida researcher Margaret James (who wasn't involved in the study) told New Scientist.

Using the MIRO instrument aboard Rosetta, scientists have studied the southern polar regions of its target comet at the end of their long winter season.

Current polar orbiting satellites can only provide a single snapshot of carbon dioxide uptake and water release each day, at the same time of day, so scientists have to estimate how that one - time snapshot translates over the course of the entire day.

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

Dr Jonathan Day is a polar climate scientist at the University of Reading.

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.

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.

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.

Not wanting to push the LOTR analogies too far but... in these emails one senses that Hansen at once recognizes his polar opposite in McIntyre — indeed the true scientist he was meant to be.

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.

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.

Viewers outside the UK can now watch polar bear scientist Steve Amstrup live (Episode 2, filmed 2 November 2016), state that there are «20,000 - 25,000» polar bears in the world, almost a full year after the IUCN Red List put the worldwide polar bear population size at 22,000 - 31,000.

When I suggest we have a polar opposite situation here, enviro - activists appearing to be doing all the racketeering to keep their cause alive in the face of withering science - based criticism, this sort of thing is what I'm talking about — Newsweek «s Sharon Begley practically yelling about the need to stop skeptic climate scientists in their tracks, and less than three years later, Dr Schneider telling policy analysts and media experts at a major symposium exactly how such critics can be marginalized.

This summer school is aimed at postgraduate students and early career scientists who would like to obtain a solid grounding in polar climate system science, with a particular focus on the atmosphere, ocean and sea ice and their interactions.

«Ozone is produced in the tropics, but it's transported by the winds from the tropics to the polar region,» said Anne Douglass, a scientist with the Aura project at NASA's Goddard Space Flight Center in Greenbelt, Md..

Since to me (and many scientists, although some wanted a lot more corroborative evidence, which they've also gotten) it makes absolutely no sense to presume that the earth would just go about its merry way and keep the climate nice and relatively stable for us (though this rare actual climate scientist pseudo skeptic seems to think it would, based upon some non scientific belief — see second half of this piece), when the earth changes climate easily as it is, climate is ultimately an expression of energy, it is stabilized (right now) by the oceans and ice sheets, and increasing the number of long term thermal radiation / heat energy absorbing and re radiating molecules to levels not seen on earth in several million years would add an enormous influx of energy to the lower atmosphere earth system, which would mildly warm the air and increasingly transfer energy to the earth over time, which in turn would start to alter those stabilizing systems (and which, with increasing ocean energy retention and accelerating polar ice sheet melting at both ends of the globe, is exactly what we've been seeing) and start to reinforce the same process until a new stases would be reached well after the atmospheric levels of ghg has stabilized.

«Here is the largest land mammal of the polar zones, but we hardly know anything about musk oxen,» said Joel Berger, a wildlife biologist at Colorado State University and a senior scientist at the Wildlife Conservation Society.

«A thaw of sea ice floating on the Arctic Ocean last year sent extra plant food to exotic creatures on the deep sea floor in a shift that might leave polar bears hungry at the surface, scientists said on Thursday.»

Scientists at a climate change summit in Copenhagen say changes in the polar ice sheets could raise sea levels by a metre or more by 2100.

As one of the world's leading polar scientists with more than 47 years» experience of visiting and measuring ice at the poles, he provided a lucid and sobering explanation of the impact of global warming on the poles, and the way in which the disappearance of polar ice is itself hastening global warming, and contributing to extreme weather events such as the March blizzards preventing some people attending the conference.

If nothing is done to reverse possible scenarios outlined in the report, scientists warn that the global polar bear population — estimated at about 8,500 — could start to see significant trouble.

Linder has a book called Science on Ice that documents four polar expeditions, covering how scientists do their work at the poles, from studying Adélie penguins to life under the pack ice in the Arctic.