Ice -
sheet modeling research is in a state of rapid development.
Ice -
sheet modeling research is in a state of rapid development.
Not exact matches
Murali Haran, a professor in the department of statistics at Penn State University; Won Chang, an assistant professor in the department of mathematical sciences at the University of Cincinnati; Klaus Keller, a professor in the department of geosciences and director of sustainable climate risk management at Penn State University; Rob Nicholas, a
research associate at Earth and Environmental Systems Institute at Penn State University; and David Pollard, a senior scientist at Earth and Environmental Systems Institute at Penn State University detail how parameters and initial values drive an ice
sheet model, whose output describes the behavior of the ice
sheet through time.
The
research, which was supported by the National Science Foundation and reported October 11th in the journal Proceedings of the Royal Society A, involved building a computer
model to simulate the interaction between the two facets of a folded
sheet, including how easily and how far the folds would bend and how much the flat planes would deform during movement.
Recent
modelling by researchers from the Potsdam Institute for Climate Impact
Research in Germany, as well as studies of past climate, suggest that the planet will soon have warmed enough to melt Greenland's ice
sheet entirely — if it hasn't already become warm enough.
Materials scientists hope their computer
model results will spark further
research into the effects of carbon dioxide on fracturing in glaciers and ice
sheets
Research by the UK Centre for Polar Observation and
Modelling (CPOM) at the University of Leeds has produced the first complete map of how the ice
sheet's submarine edge, or «grounding line,» is shifting.
Several of the PlioMIP2
research groups are
modeling how the polar ice
sheets responded in the heat of the Pliocene.
In the Coast Guard's spring tests, small - scale
models navigated an ice
sheet as long as one - and - a-half Olympic - sized swimming pools at the National
Research Council's ice - tank test facility in Newfoundland to measure various designs» resistance, power and maneuverability (shown below).
The international
research initiative IceGeoHeat led by the GFZ German Research Centre for Geosciences establishes in the current online issue of Nature Geoscience that this effect can not be neglected when modeling the ice sheet as part of a climat
research initiative IceGeoHeat led by the GFZ German
Research Centre for Geosciences establishes in the current online issue of Nature Geoscience that this effect can not be neglected when modeling the ice sheet as part of a climat
Research Centre for Geosciences establishes in the current online issue of Nature Geoscience that this effect can not be neglected when
modeling the ice
sheet as part of a climate study.
Thomas, R.H., and C.R. Bentley, A
model for Holocene retreat of the West Antarctic ice
sheet, Quaternary
Research, Vol.
In parallel we need significant investment in
research on ice
sheet models.
A new study published in Geophysical
Research Letters has organized a
Model Intercomparison Project (AMOCMIP) in order to realistically consider Greenland Ice Sheet melting in state - of - the - science global climate model project
Model Intercomparison Project (AMOCMIP) in order to realistically consider Greenland Ice
Sheet melting in state - of - the - science global climate
model project
model projections.
The President has directed NASA to accelerate the development of new satellites that the National
Research Council recommended as Earth science priorities, in addition to flying several research satellites currently in development, conducting a campaign to monitor changes in polar ice sheets, and pursuing enhancements to climate
Research Council recommended as Earth science priorities, in addition to flying several
research satellites currently in development, conducting a campaign to monitor changes in polar ice sheets, and pursuing enhancements to climate
research satellites currently in development, conducting a campaign to monitor changes in polar ice
sheets, and pursuing enhancements to climate
models.
The Budget also supports several
research satellites currently in development, a campaign to monitor changes in polar ice
sheets, and enhancements to climate
models.
Computer
models suggest that just small amounts of melting in the coming decades could destabilize the entire ice
sheet on the western part of the frozen continent, researchers at the Potsdam Institute for Climate Impact
Research in Germany say in a new study.
Reducing these uncertainties by improving
models of the processes that cause ice
sheets to lose mass is, therefore, a critical goal of Earth Science
research.
The NSIDC DAAC provides data and information on snow, sea ice, glaciers, ice
sheets, ice shelves, frozen ground, soil moisture, cryosphere, and climate interactions, in support of
research in global change detection,
model validation, and water resource management.
Prof David Vaughan, at the British Antarctic Survey and not part of the
research team, said: «The new
model includes for the first time a projection of how in future, the Antarctic ice
sheet may to lose ice through processes that today we only see occurring in Greenland.
Research on crevasses in the Greenland ice
sheet may help scientists build better computer
models to predict the impact of ice bodies on rising sea levels.
Much process - based
research coupling field work, remote sensing, and
modeling is required to advance assessment of the likelihood of a threshold - crossing leading to abrupt sea - level rise from the ice
sheets, as well as to improve projections of moregradual sea - level rise that could lead to threshold - crossing events in other systems.
Tagged as: Andrew Dessler, Antarctica, Anthony Watts, carbon dioxide, clean air act, Climate Audit, climate change, climate disruption, climate
models, climate - change denial, climategate, ClimaTweet, CO2, CRU, ENSO, global warming, greenhouse effect, greenhouse gas, Greenland, ice
sheet, Independent Climate Chang Email Review, Institute of Medicine, James Hansen, Lord Oxburgh, Marc Morano, Massachusetts v. EPA, methane, Michael Mann, Monckton, National Academy of Engineering, National Academy of Sciences, National
Research Council, nitrogen, ocean acidification, Penn State, Phil Jones, Pollutant, Richard Lindzen, Ross McKitrick, Royal Society, S. Fred Singer, Science & Technology, sea level rise, Sir Muir Russell, Sonia Boehmer - Christiansen, Steve McIntre, Steve Milloy, Supreme Court, Venus, Washington Times
Examples: Weertman (1976a)(Northwestern Univ., IL, and the U.S. Army Cold Regions
Research and Engineering Laboratory, Hanover, NH); note also his pioneering calculation of ice
sheet buildup and shrinkage times, Weertman (1964); Sergin (1979)(Laboratory for Mathematical
Modeling of the Climate, Pacific Institute of Geography of Academy of Sciences, Vladivostok, but written while visiting NCAR, Boulder, CO); Budd and Smith (1981)(Meteorology Dept., U. Melbourne); as a perhaps more typical example, Young (1979)(Antarctic Division, Dept. of Science and Technology, Kingston, Tasmania) conservatively showed a response time of perhaps 20,000 years; an especially influential
model involving ice
sheet buildup delay was Imbrie and Imbrie (1980); a good review is Budd (1981).
A plethora of
research articles has appeared over the past year reporting new observations of the Greenland and West Antarctic ice
sheets along with associated
modeling results.
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