Sentences with phrase «ice snow depth»

Onshore measurements had to be used as a proxy for on - ice snow depth, since there are no data for snow depth over sea ice on Hudson Bay.

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:

Not exact matches

Topher The depth of snow on top of the WWII planes can not be correlated with ice core data.

At its height between 1960 and 1980, Polyarka was staffed by more than fifty working scientists, engineers, and technicians focused on measurements of surface weather, snow depth, sea ice, and conditions in the upper atmosphere.

The new ice drill, capable of drilling up to 6m in depth, was tested with the prospect of assessing the snow / ice firmness close to the ridge, where the below - surface part of the building will be built.

The team, which Marc led and provided the logistical support for, deployed from Resolute to Nord Greenland before setting up a rustic field camp on the sea ice for six days, during which time we mechanically drilled the ice to measure thickness, measuring snow depth in a grid pattern along the flight lines as well as dragging instruments along the surface that produced the same measurements for comparison to the airborne data.

The amount of damage depends on the type of vegetation, texture and ice content of the soil, the surface shape, snow depth, and type of vehicle.

But Antarctica is an enormous, high continental landmass covered almost entirely by a huge depth of ice and snow, and it keeps itself cold very effectively.

The most recent ice data, 10 June 2013, from a SAMS ice mass balance buoy installed in the fast ice in Inglefieldbukta (N 77 ° 54», E 18 ° 17») reported an ice thickness of about 88 cm and snow depth 20 cm.

Snow depth and ice thickness measurements from the Beaufort and Chukchi Seas collected during the AMSR - Ice03 campaign.

Currently, the NASA IceBridge mission supplies both sea ice thickness and snow depth measurements in spring, providing timely information on the state of the ice cover as the melt season begins.

Annual net balance on eight North Cascades glaciers during the 1984 - 1994 period has been determined by measurement, of total mass loss from firn and ice melt and, of residual snow depth at the end of the summer season.

Furthermore we recommend that effort should be put into developing an inter-annually varying snow depth and density over sea ice product for the ice - covered oceans.

Snow depth obtained from SMOS over thick sea ice might be an important contribution here.

«Ice thickness is then calculated using a combination of the freeboard measurements and estimates of snow depth and density derived from a climatology [Warren et al., 1999]»

Altered precipitation patterns can also lead to extra snow, adding depth to both land and sea ice.

This can be attributed to the shallower snow depth (only slightly more than half of previous year) leading to faster growth, i.e., higher ice production.

Projected decline in spring snow depth on Arctic sea ice caused by progressively later autumn open ocean freeze - up this century

Kwok et al. 2011 measured snow depth from the air in April 2009, via microwave radar, along several Arctic tracks that included a transect from the Alaskan shore through annual ice in the Beaufort Sea, several through multiyear ice and one through mixed annual plus multiyear ice.

Airborne surveys of snow depth over Arctic sea ice.

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 collecSnow 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 collecsnow depth over sea ice exists (i.e., actual observations or measurements), apart from measurements that ringed seal researchers have collected.

Snow depth over sea ice in spring affects the hunting success of polar bears on ringed seal (Phoca hispida) pups, but the relationship is more complicated than you might think and there is less data on this phenomenon than you would believe.

Hezel, P. J., X. Zhang, C. M. Bitz, B. P. Kelly, and F. Massonnet, 2012: Projected decline in spring snow depth on Arctic sea ice caused by progressively later autumn open ocean freeze - up this century.

Snow depth over sea ice is also a factor, but one that is very difficult to document.

See also the Sea Surface Temperature Anomalies, Ice and Snow Cover, 1 year animation, from Environment Canada, for snow depth records over the last 365 days that include Hudson Snow Cover, 1 year animation, from Environment Canada, for snow depth records over the last 365 days that include Hudson snow depth records over the last 365 days that include Hudson Bay.

There are important implications of this poor record of snow depth observations over sea ice for predicting future conditions.

One study (Warren et al. 1999) took measurements of snow depth over 37 years, between 1954 and 1991, in the central Arctic Basin over multiyear ice only.

Depending on the depth and extent of the cold air mass, the overriding warm Atlantic air can cause different parts of the state to simultaneously experience rain, freezing ice, sleet and snow.

NASA Icebridge - Snow depth and sea ice thickness data from the Quick Look data product.

They can not explain why the eastern coast of Antarctica the snow depth is growing but the western coast the snow and ice is diminishing.

During the summertime sea ice melt, after the surface snow has melted off, the albedo of melting ice is complicated by the presence of melt ponds and depends on the areal coverage and depth distribution of the melt ponds.