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Downhole log of dust and volcanic ash layers at Siple Dome, Antarctica

Entry ID: berkeley_dustlogger_Siple

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Summary

Abstract: The table lists, as a function of depth, the optical signal received by the
downhole logger after a horizontally directed light beam has been emitted from
the logger out of the borehole, into the ice, and scattered back into the
logger.

Related URL

Link: GET DATA

Description: Logging of dust, volcanoes, and microbes
user name: logger
passwordd: highres

Geographic Coverage

(Click for Interactive Map)

Spatial coordinates

	N: -81.67	S: -81.67	E: -148.83	W: -148.83

Min Depth: 0 Max Depth: 1000 M

Paleo Temporal Coverage

Paleo Start Date: 100,000 ybp
Paleo Stop Date: 0 ybp
Chrono Unit:

PHANEROZOIC > CENOZOIC > QUATERNARY

Location Keywords

CONTINENT > ANTARCTICA > SIPLE DOME

GEOGRAPHIC REGION > POLAR

Data Resolution

Vertical Resolution: 1 cm
Temporal Resolution: < 1 year

Science Keywords

PALEOCLIMATE > ICE CORE RECORDS > PARTICULATE MATTER

SOLID EARTH > TECTONICS > VOLCANIC ACTIVITY > ERUPTION DYNAMICS > ASH/DUST COMPOSITION

PALEOCLIMATE > LAND RECORDS > BOREHOLES

ISO Topic Category

CLIMATOLOGY/METEOROLOGY/ATMOSPHERE

GEOSCIENTIFIC INFORMATION

Platform

FIELD INVESTIGATION

Instrument

OPTICAL DUST LOGGERS > DOWNHOLE OPTICAL DUST AND ASH LOGGERS

Quality Superb record of abrupt climate change in West Antarctica (four abrupt changes,
only one of which had independently discovered); Discovery of ~70 volcanic ash
layers in West Antarctica

Access Constraints Unlimited

Use Constraints Unlimited

Ancillary Keywords

Berkeley dust logger

Siple Dome

Data Set Progress

COMPLETE

Data Center

Physics Department, University of California, Berkeley

Data Center URL: http://www.physics.berkeley.edu/

Data Center Personnel
Name: BUFORD PRICE Phone: 510-642-4982 Email: bprice at berkeley.edu Contact Address: Physics Department University of California City: Berkeley Province or State: CA Postal Code: 94720 Country: USA

Data Center Personnel
Name: RYAN C. BAY Phone: 510-459-4954 Fax: 510-643-7809 Email: bay at berkeley.edu Contact Address: Physics Department University of California City: Berkeley Province or State: CA Postal Code: 94720 Country: USA

Data Center Personnel
Name: NATHAN BRAMALL Phone: 510-642-1958 Email: bramall at socrates.berkeley.edu Contact Address: Physics Department University of California City: Berkeley Province or State: CA Postal Code: 94720 Country: USA

Data Center Personnel
Name: ROBERT ROHDE Email: robert at robertrohde.com Contact Address: Physics Department University of California City: Berkeley Province or State: CA Postal Code: 94720 Country: USA

Personnel

RYAN C. BAY

Role: INVESTIGATOR

Phone: 510-459-4954

Fax: 510-643-7809

Email: bay at berkeley.edu

Contact Address:

Physics Department

University of California

City: Berkeley

Province or State: CA

Postal Code: 94720

Country: USA

Publications/References

1. Rapid Optical Method for Logging Dust Concentration vs Depth in Glacial ice,
P. Miocinovic, P. B. Price, and R. C. Bay, Applied Optics 40, 2515-2521(2001).

2. Climate Logging with a New Rapid Optical Technique at Siple Dome, R. C. Bay,
P. B. Price, G. D. Clow, and A. J. Gow, Geophysical Research Letters 28,
4635-4638 (2001).

Creation and Review Dates

DIF Creation Date: 2005-02-23

Last DIF Revision Date: 2010-07-07

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