修士課程＆博士課程修了！

こんにちは！M2の今宮です。

この度、D3の根本さんが博士課程を修了し 博士 (理学) を取得しました！

おめでとうございます！！！！！

また、M2の田畑くん、今宮は 修士 (理学) を取得しました！

おめでとうございます！！！！（ありがとうございます）

それぞれの新天地でのご活躍をお祈り申し上げます～～

New Papers (Elsevier, etc.) 2025/03/24–2026/03/31

Chemical Geology

Terrestrial dominance of sedimentary organic carbon sink in the Antarctic Weddell Sea since MIS 5
Yihao Hu, Thomas J. Algeo, Jingteng Guo, Qingyun Nan, Zheng Tang, Zhifang Xiong, Tiegang Li

Tracing arsenic and antimony in mining-impacted environments: New insights from antimony isotopes
Colin Ferrari, Kevin B. White, Carol J. Ptacek, David W. Blowes

Silicon isotope-based assessments of biogenic and dissolved silica content determination in marine sediments
Die Li, Quanchao Cui, Haiyang Liu, Tzu-Hao Huang, Wei-li Hong, Bangqi Hu, Jing Huang, Min Luo, Weidong Sun, Xiaole Sun

Geochimica et Cosmochimica Acta

Ferrous iron input retards denitrification and drives N2O accumulation across salinity gradients
Jianrong Huang, Jingjing Zhao, Sayed Dildar Hussain, Mingxian Han, Jian Yang, Qing Liu, Andreas Kappler, Hongchen Jiang

Soil formation and weathering over the past 60 kyr reconstructed using lithium isotopes from Maar records

Philip A.E. Pogge von Strandmann, Silke Voigt, Ying Zhou, Denis Scholz, Wolfgang Müller, Anthony Dosseto, Frank Sirocko

Quaternary International

Hydroclimatic heterogeneity in Southwest China revealed from trace elements of a Medieval-to-modern stalagmite

Chen-Yi Wang, Jun-Yun Li, Chao-Jun Chen, Jian Zhang, Yao Wu, Ting-Yong Li

New Papers (AGU, etc.) 2026/03/17~2026/03/23

Geochemistry, Geophysics, Geosystems

Magma Paths of the Karthala and La Grille Volcanoes (Grande Comore) Revisited: New Evidence From Geomorphology and Geochemistry

François J. P. Lötter, Nicolas Villeneuve, Andrea Di Muro, Nils Lenhardt, Laurent Michon, Pascale Besson, Hamid Soulé

Geophysical Research Letters

Unveiling the Role of Sea-Ice Loss in Early-20th-Century Arctic Warming

F. Li, V. A. Semenov, N. S. Keenlyside, T. A. Aldonina, K.-J. Ha, E.-S. Chung, X.-Q. Yang

A 1100-Year Blue-Ring Record Reveals Sub-Annual Cooling Events Hidden in Tree-Ring Width Chronologies

Liliana Siekacz, Charlotte Pearson, Matthew Salzer, Marcin Koprowski, Jakub Wojtasik

From Spinning Sea Ice Floes to Ocean Enstrophy Spectra in the Marginal Ice Zone

M. Kim, G. E. Manucharyan, M. H. DiBenedetto, E. M. Buckley, D. M. Watkins, M. M. Wilhelmus

Modeling Variability in Vertical Profiles of Particulate Organic Carbon Flux

Katherine Taylor, Raffaele Ferrari, B. B. Cael

Insights From Two Decades of Seismicity at Columbia Glacier

Sebin John, Michael E. West, Martin Truffer

Satellite Observations Reveal Complex Zonal Shifts of Western Boundary Currents Over the Past Three Decades

Yihang Zhang, Shuyi Zhou, Fanghua Xu

Transient Evolution of Polar Amplification Under Different CO2 Ramping Rates

Camille Hankel, David B. Bonan

Paleoceanography and Paleoclimatology

Eccentricity Controls the Magnitude and Periodicity of Pleistocene Glacial Cycles

Samuel T. Kodama, Terrence Blackburn

Holocene Composition, Origin, and Evolution of Terrigenous Organic Matter in the Southwestern Atlantic Ocean: Insights About Vegetation, Climate and Oceanographic Variations

F. R. Santos, R. A. Lourenço, S. Taniguchi, C. C. Martins, I. K. C. Wainer, M. M. Mahiques, R. H. Nagai, R. C. L. Figueira, I. D. Bouloubassi, M. C. Bícego

Mid-Holocene Seasonal and Annual South American Temperatures Across PMIP Phases: Contrasts With Modern Climate and Evaluation Against Proxy Records

Ana Laura Berman, Gabriel Silvestri, Ilana Wainer, Marcela S. Tonello, Roberto Donna, Nicolás J. Cosentino, Iuri Gorenstein, Luciana F. Prado

Climate of the Past

Cryosphere and ocean variability in Kane Basin since the 18th century: insights from two marine multi-proxy records

Anna Bang Kvorning, Marie-Alexandrine Sicre, Gregor Luetzenburg, Sabine Schmidt, Thorbjørn Joest Andersen, Vincent Klein, Eleanor Georgiadis, Audrey Limoges, Jacques Giraudeau, Anders Anker Bjørk, Nicolaj Krog Larsen, and Sofia Ribeiro

Exploring the Mid-Pleistocene transition with a simple physical model

Sergio Pérez-Montero, Jorge Alvarez-Solas, Jan Swierczek-Jereczek, Daniel Moreno-Parada, Alexander Robinson, and Marisa Montoya

New Papers (Elsevier, etc.) 2025/02/27–2026/03/03

 論文紹介 11/11~11/18 ELSEVIER 

Chemical Geology

 

Evidence for seawater Mg/Ca and dietary control on Mg incorporation in oyster shells

Marie Pesnin, ... Vincent Mouchi

Tracing black shale weathering using REE and Nd isotopes in riverine Fe oxides: Insights from the Amazon Basin

Gabriel R. Moizinho, ... Roberto V. Santos

 

Earth and Planetary Science Letters

 

A smaller Greater India estimated by a joint paleolatitudinal approach: new Cenomanian to Santonian paleomagnetic results from the western Tethyan Himalaya

Shuchen Jin, ... Lifu Hou

 

Geochemica et Cosmochimica Acta

 

N/A

 

Global and Planetary Change

 

Temperature signal instability of tree-ring width chronologies from the upper treelines in the Qaidam Basin, northeastern Tibetan Plateau

 

Marine Geology

 

Slope and grain size control on channel-levee development in mixed turbidite-contourite systems

Long He, ... Cong Cheng

 

Paleogeography, Paleoclimatology, Paleoecology

 

Delayed holocene thermal maximum facilitated increased meltwater during the Mid-to-Late Holocene transition on the Tibetan Plateau

Hongxuan Lu, Zheng Wang, Weiguo Liu, Huanye Wang, ... Jing Hu

Aptian greenhouse climate and conifer adaptation: CO₂ reconstruction and leaf traits of Lindleycladus changtuensis from China

Ziqing Yu, Yushuo Liu, Miaomiao Xiang, Hongwei Ma, ... Fei Liang

 

Quaternary Geochronology

 

Radiocarbon offsets between organic carbon and carbonates: implications for Holocene paleoceanographic reconstructions in the Cabo Frio upwelling system

Milena Ceccopieri, ... Gesine Mollenhauer

On the performance of radiocarbon and quartz OSL dating in macrotidal estuarine environments: Four case studies from Western France

T. Lortie, ... L. Dezileau

 

Quaternary International

 

Temporal changes in carbon and oxygen isotopic composition of peatland Sphagnum mosses and implications for paleoenvironmental reconstructions

Guangyuan Xu, ... Shengzhong Wang

Late Holocene flood reconstruction from the fluvial sediments in the Deccan Trap region of Central India

B.V. Lakshmi, ... A.P. Dimri

Quaternary Research

N/A

New Papers (Nature, etc.) 2026/02/17~2026/02/23

 Nature

1. Rising atmospheric CO2 reduces nitrogen availability in boreal forests - Kelley R. Bassett, Stefan F. Hupperts, Sandra Jämtgård, Lars Östlund, Jonas Fridman, Steven S. Perakis & Michael J. Gundale

2. The natural architecture of oyster reefs maximises recruit survival - Juan R. Esquivel-Muelbert, Luisa Fontoura, Kyle Zawada, Katherine Erickson, William Figueira, Joshua S. Madin & Melanie J. Bishop

Science

3. Onset of millennial climate variability with the intensification of Northern Hemisphere glaciation - David A. Hodell, Fátima Abrantes, Carlos A. Alvarez Zarikian, Timothy D. Herbert, Mengyao Du, Simon J. Crowhurst, Maryline Mleneck-Vautravers, James E. Rolfe, Xi Chen, Hannah L. Brooks, William B. Clark, Louise F. B. Dauchy-Tric, Viviane dos Santos Rocha, José-Abel Flores, Sophia K. V. Hines, Huai-Hsuan May Huang, Hisashi Ikeda, Stefanie Kaboth-Bahr, Junichiro Kuroda, Jasmin M. Link, Jerry F. McManus, Bryce A. Mitsunaga, Lucien Nana Yobo, Celeste T. Pallone, Xiaolei Pang, Marion Y. Péral, Emília Salgueiro, Saray Sanchez, Komal Verma, Jiawang Wu, Chuang Xuan, Jimin Yu, Lauren A. Haygood, Diederik Liebrand, Vitor Magalhães, Monserrat Alonso-Garcia, Mónica Duque-Castaño, Fernanda Ferreira, Mafalda Freitas, Lívia Gebara Cordeiro, Isabelle Gil, María González-Martín, Ana Lopes, Cristina Lopes, Vasiliki Margari, Laura Martín-García, Lélia Matos, Aline Mega, Giulia Molina, Filipa Naughton, Dulce Oliveira, Andreia Rebotim, Teresa Rodrigues, André Santana, Raúl Trejos-Tamayo, Polychronis C. Tzedakis

PNAS

4. Decadal extreme drought reduces alpine subsoil carbon stocks - Ronglei Zhou, Jinsong Wang, Quancheng Wang, Ning Liu, Chenglong Ye, Jingjing Shi, Mengjie Liu, Zhangwei Gao, Houkun Chu, Zhenrui Zhang, Bin Niu, Song Wang, Ruiyang Zhang, Dashuan Tian, and Shuli Niu

5. Stress and resilience in northern European marine ecosystems - Marcos Llope, Thorsten Blenckner, Paraskevas Vasilakopoulos, Niall McGinty, Christopher P. Lynam, Pierre Hélaouët, Christian Möllmann, Romain Frelat, Joël M. Durant, Leif C. Stige, and Nils Chr. Stenseth

6. Valuing wildfire smoke-related mortality benefits from climate mitigation - Minghao Qiu, Christopher W. Callahan, Iván Higuera-Mendieta, Lisa Rennels, Bryan Parthum, Noah S. Diffenbaugh, and Marshall Burke

Nature Climate Change

7. Mapping tipping risks from Antarctic ice basins under global warming - Ricarda Winkelmann, Julius Garbe, Jonathan F. Donges & Torsten Albrecht

Nature Scientific Reports

8. Resistance of vegetation sensitivity to climate and human activities under short-term drought in subtropical humid region: a case study of Guangdong, China - Yuzhen Wu, An Fan, Yuanda Lei, Weishi Xiao & Rumin Wu

ScienceAdvances

9. Evolving synchronization of the Gulf Stream and Kuroshio-Oyashio Extension in a changing climate - Youngji Joh, Sang-Wook Yeh, Thomas L. Delworth, Zachary M. Labe, Andrew T. Wittenberg, William F. Cooke, Jiale Lou, and Young-Gyu Park

10. Tephra seismites – understanding seismic hazard of hidden faults by analysing liquefield tephra layers in lakes - Max O. Kluger, Richard A. Melchert, José M. Moratalla, Tehnuka Ilanko, David J. Lowe, Vicki G. Moon, Pilar Villamor, Jordanka Chaneva, Nic Ross, and Rolando P. Orense