Antarctic Glaciology Julie Palais Program Manager NSF/Office of Polar Programs Antarctic Sciences Section.

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Presentation transcript:

Antarctic Glaciology Julie Palais Program Manager NSF/Office of Polar Programs Antarctic Sciences Section

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Antarctic Glaciology Program Paleoclimate from ice cores (WAISCORES, ITASE) Ice dynamics and modeling (WAIS) Snow/Atmosphere/Ice interactions (ITASE) Glacial Geology ( Dry Valleys, Antarctic Peninsula) Other (Remote Sensing, Iceberg Studies)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Paleoclimate from Ice Cores Taylor Dome Ice Core Vostok Ice Core Siple Dome Ice Core Upcoming WAIS Divide Project Byrd Ice Core Misc. other cores (e.g. South Pole) Shallow cores from ITASE traverses

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Facilities/Support Services National Ice Core Laboratory (NICL) NICL-Science Management Office (NICL-SMO) Antarctic Glaciological Data Center (AGDC) Ice Core Drilling Service (ICDS)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop NSF-USGS Cooperative Agreement Located at the Denver Federal Center National Ice Core Laboratory (NICL)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Ice Core Storage National Ice Core Laboratory (NICL)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Core Processing Line National Ice Core Laboratory (NICL)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Core Processing Line National Ice Core Laboratory (NICL)

Design, fabrication and operation of ice drilling equipment in both polar regions and high altitude ice caps. Includes electro-mechanical ice core drills, hot water drills for deep access holes, shot holes for seismic sounding and sub-ice sampling. Notify relevant NSF program manager when you are requesting ice coring support. University of Wisconsin-Madison Ice Core Drilling Services (ICDS) University of Wisconsin-Madison (formerly PICO)

University of Wisconsin-Madison Ice Core Drilling Services (ICDS) University of Wisconsin-Madison

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop 2000 ICWG recommendation: “single point-of-access” for ice core data Participants: –Antarctic Glaciological Data Center –World Data Center for Paleoclimatology –International Ice Core Data Cooperative –National Ice Core laboratory –contributing scientists and programs Ice Core Data Gateway

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Ice Core Data Gateway Status: On the web: Includes data sets distributed globally Incorporates metadata records Data files via ftp

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop West Antarctic Ice Sheet Program (WAIS)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop West Antarctic Ice Sheet Program (WAIS) Ice Dynamics Studies of the Siple Coast Ice Streams How will the unstable West Antarctic ice sheet affect future sea level? How do rapid global climate changes occur? Future sea-level rise? Annual WAIS Workshop Sept. 29-Oct. 2, 2004 Algonkian Park, Sterling, Va.

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Collaborative Research: West Antarctic Ice Sheet Stability: The Glacial Geologic Record from the Ohio Range of the Horlick Mountains in the Bottleneck (Borns and Mukhopadhyay) Collaborative Research: Tidal Modulation of Ice Stream Flow (Anandakrishnan and Bindschadler) Ice-flow Divide Deduced by a New Analysis of Ice-penetrating Radar Data (Raymond) Airborne Survey of the Amundsen Sea Embayment, Antarctica (Holt et al.) Collaborative Research: Refining a 500-kyr Climate Record from the Moulton Blue Ice Field in West Antarctica (Sowers, White, Dunbar) Methyl chloride and methyl bromide in Antarctic ice cores (Saltzman) West Antarctic Ice Sheet Program (WAIS) Examples of Currently Funded Projects

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop U.S.- International Trans- Antarctic Scientific Expedition (U.S.-ITASE)

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop U.S.- International Trans- Antarctic Scientific Expedition

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop U.S.- International Trans- Antarctic Scientific Expedition (U.S.-ITASE) To determine the spatial variability of Antarctic climate over the last 200+ years. To determine the environmental variability in Antarctica over the last 200+ years.

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop U.S.- International Trans- Antarctic Scientific Expedition (U.S.-ITASE) Meteorology Remote Sensing Geophysics Surface Glaciology Ice Cores

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Icebergs and Ice Shelves Monitoring an Active Rift System at the Front of the Amery Ice Shelf, East Antarctica (Fricker) Collaborative Research of Earth’s Largest Icebergs ((MacAyeal, Okal, Stearns) Melting and Calving of Antarctic Ice Shelves (Jacobs) Current Research

23 – 24 August 2004 U.S. Antarctic Program, New Investigators workshop Antarctic Glaciology Program: Important Web sites WAIS ( WAIS Divide Project ( US-ITASE ( NICL ( AGDC (