Middle Miocene to Pliocene History of Antarctica and the Southern Ocean (2008)
Haywood, A. M.; School Of Earth & Environment, University Of Leeds, Leeds LS2 9JT, UK, Smellie, J. L.; Geological Sciences Division, British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, UK, Ashworth, A. C.; Department Of Geosciences, North Dakota State University, Fargo, ND 58105-5517, USA, Cantrill, D. J.; Royal Botanic Gardens Melbourne, Private Bag 2000, Birdwood Avenue, South Yarra, Victoria 3141, Australia, Florindo, F.; Istituto Nazionale Di Geofisica E Vulcanologia, Sezione Roma2, Roma, Italia, Hambrey, M. J.; Institute Of Geography & Earth Sciences, University Of Wales, Aberystwyth, Ceredigion SY23 3DB, UK, ...
This chapter explores the Middle Miocene to Pliocene terrestrial and marine records of Antarctica and the Southern Ocean. The structure of the chapter makes a clear distinction between terrestrial...
The heartbeat of the Oligocene climate system (2006)
Pälike, H., Norris, R.D., Herrle, J.O., Wilson, P.A., Coxall, H.K., Lear, C.H., ...
A 13-million-year continuous record of Oligocene climate from the equatorial Pacific reveals a pronounced “heartbeat” in the global carbon cycle and periodicity of glaciations. This heartbeat...
Pacific Oligocene reference curve (invited talk) (2006)
Pälike, H., Norris, R.D., Herrle, J.O., Wilson, P.A., Coxall, H.K., Lear, C.H., ...
We present an uninterrupted chronology of climate and ocean carbon chemistry from ODP Site 1218 recovered in the equatorial Pacific, from the Eocene/Oligocene to the Oligocene/Miocene boundary, ~34...
Coxall, H.K., Wilson, P.A., Pälike, H., Lear, C.H., Backman, J.
The ocean depth at which the rate of calcium carbonate input from surface waters equals the rate of dissolution is termed the calcite compensation depth. At present, this depth is 4,500 m, with some...
Pälike, H., Norris, R.D., Herrle, J.O., Wilson, P.A., Lear, C.H., Coxall, H.K., ...
We present an uninterrupted chronology of climate and ocean carbon chemistry from ODP Site 1218 recovered in the equatorial Pacific, from the Eocene / Oligocene to the Oligocene / Miocene boundary,...
Late Eocene to early Miocene ice sheet dynamics and the global carbon cycle (2004)
Lear, C.H., Rosenthal, Y., Coxall, H.K., Wilson, P.A.
Paired benthic foraminiferal trace metal and stable isotope records have been constructed from equatorial Pacific Ocean Drilling Program Site 1218. The records include the two largest abrupt (
Rosenthal, Y., Perron-Cashman, S., Lear, C.H., Bard, E., Barker, S., Billups, K., ...
Thirteen laboratories from the USA and Europe participated in an intercomparison study of Mg/Ca and Sr/Ca measurements in foraminifera. The study included five planktonic species from surface...
Lear, C.H., Elderfield, H., Wilson, P.A.
A Cenozoic multi-species record of benthic foraminiferal calcite Sr/Ca has been produced and is corrected for inter-specific offsets (typically less than 0.3 mmol/mol) and for the linear relationship...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1220 (10°10.600´N, 142°45.503´W; 5218 meters below sea level (mbsl); Fig. F1) forms a southerly component of the 56-Ma transect drilled during Leg 199. It is situated about midway between...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Ocean Drilling Program (ODP) Leg 199, "The Paleogene Equatorial Transect" (Sites 1215-1222), was designed to study the evolution of the equatorial Pacific current and wind system as Earth went from...
Leg 199 explanatory notes (2002)
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Information assembled in this chapter will help the reader understand the basis for our preliminary conclusions and also enable the interested investigator to select samples for further analysis....
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1215 (26°01.77´N, 147°55.99´W, 5396 meters below sea level [mbsl]; Fig. F1) is the northernmost of seven sites drilled on the 56-Ma-crust transect during Ocean Drilling Program (ODP) Leg...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1216 (21°27.16´N, 139°28.79´W; 5152 meters below sea level [mbsl]; Fig. F1) is situated in abyssal hill topography south of the Molokai Fracture Zone and two small associated unnamed...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1217 (16°52.02´N, 138°06.00´W; 5342 meters below sea level [mbsl]; Fig. F1) is one of seven sites drilled to target upper Paleocene crust along a latitudinal transect during Leg 199 and will...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1218 (8°53.378´N, 135°22.00´W; 4828 meters below sea level [mbsl]; Fig. F1) is the sole site to be drilled on the 40-Ma transect during Leg 199 and will be used to investigate...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
ite 1219 (7°48.019´N, 142°00.940´W; 5063 meters below sea level [mbsl]; Fig. F1) is the southernmost site to be drilled on the 56-Ma transect during Leg 199 and is situated ~3° to the north of...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1221 (12°01.999´N, 143°41.572´W; 5175 meters below sea level (mbsl); Fig. F1) forms an equatorial component of the 56-Ma transect drilled during Leg 199 and is situated about three-quarters...
Backman, J., Busch, W.H., Coxall, H.K., Faul, K., Gaillot, P.A., ...
Site 1222 (13°48.98´N, 143°53.35´W; 4989 meters below sea level [mbsl]; Fig. F1) forms a south-central component of the 56-Ma transect drilled during Leg 199 and is situated ~2° south of the...
Quintin, L., Faul, K., Lear, C.H., Graham, D., Peng, C., Murray, R.W., ...
Geochemical analyses on board the JOIDES Resolution have been enhanced with the addition of a Jobin-Yvon Ultrace inductively coupled plasma-atomic emission spectrometer (ICP-AES) as an upgrade from...
Lyle, M., Wilson, P.A., Janecek, T.R., Backman, J., Busch, W.H., ...
Ocean Drilling Program Leg 199 drilled a latitudinal transect across the equatorial Pacific at the time of the Paleocene/Eocene boundary. The recovered boundary sections reveal a new perspective upon...
Lyle, M., Wilson, P.A., Janecek, T.R., Backman, J., Busch, W.H., ...
ODP Leg 199 drilled a latitudinal transect of sites across the position of the early Eocene equator, designed to study the evolution of the equatorial Pacific current and wind system as the Earth...
Rea, D.K., Lyle, M., Wilson, P.A., Janecek, T.R., Backman, J., ...
Sites dilled by Leg 199 form a latitudinal transect across the Paleogene equator, extending across paleolatitudes of 4.5°S to 18.5°N. Drillsites were explicitly located atop sea-floor anomaly 25,...
Lanci, L., Parés, J.M., Channell, J.E., Lyle, M., Wilson, P.A., ...
ODP Site 1218 was cored in the equatorial Pacific Ocean during Leg199. The 270 m of sediments from the site yielded an excellent record of the geomagnetic polarity reversals for the entire Miocene...
Parés, J.M., Lanci, L., Lyle, M., Wilson, P.A., Janecek, T.R., ...
ODP Leg 199 was designated to collect sediments along a latitudinal transect in the Pacific Ocean to better understand Paleogene sedimentation patterns and the system of equatorial currents. At ODP...
Moore, T.C., Sanfillipo, A., Nigrini, C.A., Lyle, M., Wilson, P.A., ...
The broad mound of sediments found in the equatorial Pacific contains a detailed and complex record of the history of equatorial divergence, trade wind strength, biogeochemical fluxes, and biologic...
Hovan, S.A., Vanden Berg, M.D., Rea, D.K., Gleason, J.D., Lyle, M., ...
Latitudinal transects of eolian deposition can help define patterns of equatorial zonal winds during Paleogene warm periods and their movement in response to global climatic transitions of the...
Vanden Berg, M.A., Jarrard, R.D., Lyle, M., Wilson, P.A., Janecek, T.R., ...
ODP Leg 199 was the first leg in which reflectance spectra were routinely measured from sediment cores at an extended bandwidth (350-2500 nm) using light absorption spectroscopy (LAS). Precruise...
Busch, W.H., Vanden Berg, M.D., Rein, P.E., Lyle, M., Wilson, P.A., ...
Variation of sediment wet bulk density and compressional wave velocity at the eight sites that comprise the ODP Leg 199 Pacific Paleogene transect was examined to determine the paleoceanographic...
Raffi, I., Backman, J., Lyle, M., Wilson, P.A., Janecek, T.R., ...
Calcareous nannofossil assemblages from the first Paleocene/Eocene sections ever to be sampled in the central tropical Pacific (ODP Sites 1215, 1220 and 1221) were preliminary studied with the...
Rea, B.R., Lyle, M., Wilson, P.A., Janecek, T.R., Backman, J., ...
Leg 199 drilled a series of sites in the equatorial Pacific in order to investigate the paleoceanography of the Paleogene Pacific Ocean. The two deepest cored sites, (1218 and 1219) have provided...
Tripati, A.K., Lyle, M.D., Backman, J., Wilson, P.A., Janecek, T.R., ...
The deep equatorial Pacific was dominated by siliceous sedimentation from ~45 Ma to the Eocene-Oligocene boundary. Inspection of Paleogene sediments recovered during Ocean Drilling Program (ODP) Leg...
ODP Leg 199 – Paleogene equatorial transect: preliminary logging results (2002)
Rea, B.R., Gaillot, P., Lyle, M., Wilson, P.A., Janecek, T.R., ...
During Leg 199 two of the drilled sites (1218 and 1219) were logged using the Triple Combo (geophysical toolstring), FMS-Sonic (borehole imaging and sonic velocity) and the high resolution...