Results 111 to 120 of about 59,258 (240)

Major intensification of Atlantic overturning circulation at the onset of Paleogene greenhouse warmth

open access: yesNature Communications, 2018
During the Late Cretaceous and early Cenozoic the Earth experienced prolonged climatic cooling most likely caused by decreasing volcanic activity and atmospheric CO2 levels.
S. Batenburg   +8 more
semanticscholar   +1 more source

A reappraisal of Mesozoic-Cenozoic sequence stratigraphy in Offshore Indus Basin, Pakistan

open access: yesKuwait Journal of Science
The Offshore Indus Basin is a passive continental margin and a frontier zone for hydrocarbon exploration based on structural and stratigraphic features observed on seismic data.
doaj   +1 more source

Uppermost Jurassic to Lower Cretaceous benthic foraminiferal biostratigraphy at ODP Site 765 on the Argo Abyssal Plain. [PDF]

open access: yes, 1992
Benthic foraminifers were studied in 99 samples collected from the lower 200 m of Hole 765C. The studied section ranges from the Tithonian to Aptian, and benthic foraminifers can be subdivided into five assemblages on the basis of faunal diversity and ...
Geroch, S.   +2 more
core  

Characteristics and geological significance of escaping gas rich in natural hydrogen from pilot well BYP5 cores of lower sub-member of third member of Shahejie Formation in Zhanhua Sag, Bohai Bay Basin

open access: yesShiyou shiyan dizhi
The pilot well BYP5 is a cored well drilled to explore the oil and gas bearing properties of the highly thermally evolved lower sub-member of the third member of the Paleogene Shahejie Formation in the Bonan deep sag of the Zhanhua Sag, Bohai Bay Basin ...
Zhiming LI   +11 more
doaj   +1 more source

Documenting Translation and Vertical-Axis Rotations using Paleomagnetic Techniques along the Panama Isthmus: Preliminary Results

open access: yesRevista de I + D Tecnológico, 2012
Along the Isthmus of Panama 23 paleomagnetic sites were sampled in order to determine preliminary block rotations and paleolatitudinal movements. The lithology selected for this research corresponds to volcanic and sedimentary rocks with ages ranging ...
César Silva   +5 more
doaj  

The control of small-scale syndepositional normal faults on sandstone distribution: example from the Paleogene bottom Sandstone Member in the Tabei Uplift, Tarim Basin, China

open access: yesFrontiers in Earth Science
IntroductionThe syndepositional normal faults related paleogeomorphic units in sedimentary basins play a crucial role in controlling sediment transport and infill processes.
Gao Xiaoyang   +10 more
doaj   +1 more source

Quantitative foraminiferal and palynomorph biostratigraphy of the Paleogene in the southwestern Barents Sea [PDF]

open access: yes, 2004
The stratigraphic distribution of both foraminifera and dinoflagellate cysts is recorded from the Paleocene to Eocene Torsk Formation in 12 petroleum exploration wells drilled in the southwestern Barents Sea.
Gradstein, F.M.   +3 more
core  

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