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Geng Liu, Zhongshan Shen, Xibin Han, Haifeng Wang, Weiwei Chen, Yi Zhang, Pengyun Ma, Yibing Li, Yun Cai, Pengfei Xue, Huafeng Qin and Chunxia Zhang
The stability of contemporary ice shelves is under threat due to global warming, and the geological records in the Ross Sea offer such an opportunity to test the linkage between them. However, the absence of calcareous microfossils in the sediments of th...
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Yuchun Li, Tianlai Fan, Aihua Wang, Jun Zeng, Yubiao Lv, Mingwang Zhang and Dajun Liu
The geochemical characteristics of a 2.1 m BBW25 core, collected from the Beibu Gulf, have been investigated in terms of the major and trace elements, organic matter, and CaCO3 and AMS 14C dating by XRF, ICP-OES, ICP-MS, and more. We have found through p...
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Viviana M. Gamboa Sojo, Caterina Morigi, Leonardo Langone and Renata G. Lucchi
The objective of this study was to reconstruct the last century?s climatic oscillations in the Arctic region around the Fram Strait using high-resolution analysis of foraminiferal assemblages as proxies for surface and deep-water mass properties. In this...
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Junming Zhan, Entao Liu, Si Chen, Qiyang Zhang, Yuyue Chen, Jialin Zhong, Yongkun Zhou, Peifeng Yang and Yangshuo Jiao
Investigating the paleoenvironment and characteristics of source rocks in sedimentary basins is crucial for understanding organic matter accumulation and guiding hydrocarbon exploration. The Lishui Sag, a significant hydrocarbon-bearing depression in the...
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Marco Cavaliere, Vittoria Scipioni, Fabio Francescangeli, Luciana Ferraro and Fabrizio Frontalini
A 300-year paleoenvironmental reconstruction using benthic foraminifera in the Gulf of Gaeta (central Tyrrhenian Sea, Italy) is here presented. The Gulf of Gaeta dynamics are strongly influenced by the fluvial input, particularly the Volturno River and h...
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Jiao Guo, Jiansheng Shi, Hongyun Chen, Chao Song, Qiuyao Dong and Wei Wang
Paleoclimate studies of loess in China have focused mostly on the time series of a single borehole or profile. However, research on loess strata and regional paleoenvironmental patterns could facilitate a deeper understanding of loess as a paleoenvironme...
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Carlos Oscar Limarino,Leonardo R. Scarlatta,Patricia L. Ciccioli,Sabrina Miyno,Fanny Bello,Silvia N. Césari
Pág. 127 - 149
The La Veteada Formation, in the Sierra de Famatina (west of Argentina), is one of the few records of Early Triassic age in South America verified by isotopic age and palynological assemblages. This unit is composed of sandstones, mudstones, shales, lime...
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Fernando Enrique Lopez,Cintia Kaufmann
Pág. 201 - 216
New data and a biostratigraphic review on Silurian graptolites of the La Chilca Formation are presented. Silurian retiolitids and monoserial graptolites are described for the first time in the lower layers of the Salto Macho Member at the Poblete Norte s...
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Florencia Moreno,Ana Mestre,Susana Heredia
Pág. 302 - 317
The calcareous microfossils present in the Ordovician and Silurian carbonate successions around the world are limited to few studies and their biological affinities and environmental preferences remain indefinite. In the carbonate Ordovician San Juan For...
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Ali Ashoor Abid, Namam Muhammed Salih and Dmitriy A. Martyushev
The sequence of the Khurmala Formation located in northeastern Iraq was measured and sampled to evaluate its paleoenvironmental features, including sedimentological and microfacies analyses. The studied formation was analyzed under an optical microscope ...
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