Sentences with phrase «ice seals found»

Not exact matches

If sunlight must penetrate the dust covering a comet's water ice in order to warm it and produce jets, Sunshine says the Deep Impact findings suggest the ices on such dormant comets may not have run out but merely become sealed — by layers of debris, for example.

Polar bears living on sea ice need to eat more than 12,000 calories per day, the team found, which translates to at least one adult ringed seal — or the equivalent of nearly 220 Big Macs — every 10 to 12 days.

Finding a layer of ash in the ice wouldn't be surprising: the West Antarctic Ice Sheet straddles a broad continental rift that is known to harbor volcanoes, some of them exposed on the surface and others sealed under iice wouldn't be surprising: the West Antarctic Ice Sheet straddles a broad continental rift that is known to harbor volcanoes, some of them exposed on the surface and others sealed under iIce Sheet straddles a broad continental rift that is known to harbor volcanoes, some of them exposed on the surface and others sealed under iceice.

These magnificent animals are facing unprecedented threats as a warming climate and loss of their sea ice habitat make it more difficult for the bears to hunt prey like seals and find dens for their cubs.

Polynyas are the areas of open water that is surrounded by sea ice, where most phytoplankton, penguins and seals could be found.

Elephant seals and Antarctic fur seals are found north of the pack - ice, breeding on beaches in dense colonies.

Thanks for responding Ferdinand @ 294; I found the Jaworowski / Oeschger dispute interesting; Oeschger, while he was alive, was also dismissive of Jaworowski; the basic dispute here is whether trapped CO2, sealed in ice under high pressure maintains a contemperaneous atmospheric correlation.

Consistent with this analysis, the BRT reports during the spring in the eastern and northern Bering Sea, the Chukchi Sea, and the Laptev Sea, where much of the first - year sea ice is heavily compacted, breeding bearded seals are not found in any significant numbers.

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.

Nevertheless, the authors found that smooth ice snow depth over annual ice was above the critical threshold of 20 cm suggested by ringed seal studies:

Snow depth over sea ice data You might be surprised to find out how few data on snow depth over sea ice exists (i.e., actual observations or measurements), apart from measurements that ringed seal researchers have collected.

Wrangel Island equally illustrates Rode (2015)'s alternative explanation for finding healthy polar bears on land: bears can find sufficient food resources on land to supplement their diet after ringed seals leave the ice.»

It is not that I am failing to think logically, it is when people start talking about he compression of ice relative to air bubbles relative to the porosity of said ice and the amount of time it takes for that ice to seal when looking at the time scale of CO2 found in ice samples, I am pretty well lost.