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STATE OF CURRENT EFFORT
Pages 14-20

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From page 14...
... Although the main part of NSF support comes through DPP, additional support for ice core research is possible from other NSF sources when specific goals are directed toward the research of these other NSF programs (for instance, Climate Dynamics in the Division of Atmospheric Sciences)
From page 15...
... International guidance and advice in areas of drilling and core studies in Antarctica was provided to the United States by SCAR and associated groups, particularly by the International Antarctic Glaciology Program (IAGP) for operations in East Antarctica and through a SCAR subcommittee on Ice Core Drilling.
From page 16...
... Subsequent development in the United States of coring technology and hardware for drilling to shallow (less than 50 m) and intermediate depths (less than 300 m)
From page 17...
... It is probable that all requirements cannot be met in a single drill system. ICE CORE ANALYSIS TECHNIQUES The principal geochemical constituents providing proxy climate information include isotopic composition of the ice (18O/16O and 2H/JH)
From page 18...
... Capabilities for measuring most of these ice core properties exist in the United States. The major activities are microparticle analysis (Ohio State University)
From page 19...
... The capabilities of these institutes involve all levels of ice core research including drill development, field work including coring and sample preparation, as well as diverse laboratory measurements on the ice, and imaginative interpretation of the results. This coordinated concentration of effort and the positive feedback between capable and committed personnel has resulted in very productive ice core research programs, and the principal innovative techniques in the last decade.
From page 20...
... Major deep drilling operations have relied almost entirely on the logistical base provided by the United States and organized through DPP directly in its Polar Operations Section or indirectly under contract to PICO. One exception is the successful coring at Vostok by Soviet research teams.


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