Results 51 to 60 of about 118,854 (165)

Tectonic Evolution of the Mariana Trough

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 10, October 2026.
Abstract The Mariana Trough is an active back‐arc basin formed by subduction of the Pacific Plate beneath the Philippine Sea Plate and provides an ideal setting for investigating the evolution of back‐arc basins. In this study, we compile bathymetric, magnetic, and gravity data to reconstruct the formation history of the entire basin.
Seitaro Ono   +4 more
wiley   +1 more source

Analysis of a Permanent Downwelling Zone in the East China Sea Using the Hybrid Coordinate Ocean Model (HYCOM)

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 10, October 2026.
Abstract Vertical motion in the East China Sea is examined using a 1/12.5° regional HYbrid Coordinate Ocean Model simulation from 2018 to 2022. Here we present an area of persistent downwelling ∼200 km East‐Northeast of Taiwan where the Kuroshio flows along the continental slope.
L. T. Gulliver   +3 more
wiley   +1 more source

Distribution and Discharge of Dissolved Methane in the Middle Okinawa Trough, East China Sea

open access: yesFrontiers in Earth Science, 2020
Widespread seepage of methane from seafloor sediments on continental margins are released into seawater, a portion of which may escape to the atmosphere.
Xianrong Zhang   +18 more
doaj   +1 more source

Combining Multiple Markers in Environmental DNA Metabarcoding to Assess Deep-Sea Benthic Biodiversity

open access: yesFrontiers in Marine Science, 2021
Environmental DNA (eDNA) metabarcoding is an emerging tool to estimate diversity by combining DNA from the environmental samples and the high-throughput sequencing.
Jun Liu, Haibin Zhang
doaj   +1 more source

Gut Microbiota Differences in Wild Asian Elephants From Pu'er, China

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
This study compared the gut microbiota of two wild Asian elephant populations in Jiangcheng (JC) and Liushun (LS), Yunnan, China. Significant differences in microbial structure, diversity, and function were found. Across samples, 24 phyla, 48 classes, 98 orders, 164 families, 288 genera, and 351 species were annotated.
Zheng Jing   +6 more
wiley   +1 more source

Heterogeneous magma source of the southern Okinawa Trough: Evidence from element and lead isotope compositions of olivine-hosted melt inclusions

open access: yes, 2020
Table S1. Measured and recommended trace element compositions of the reference glass TB-1G analysis by LA-ICP-SF-MS. Table S2. Analytical Pb isotopic ratios of standard samples. Table S3.
xiaohui li
core   +1 more source

Ambient Noise and Teleseismic Signals Recorded by Ocean-Bottom Seismometers Offshore Eastern Taiwan

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2010
Broadband records from ocean-bottom seismometers deployed in the Okinawa trough and the Huatung basin were analyzed to provide seafloor noise characteristics and the detection thresholds for teleseismic body and surface waves. Ambient noise levels on the
Ching-Ren Lin   +6 more
doaj   +1 more source

Review of Methane Seepages in the Okinawa Trough: Progress and Outlook

open access: yesGeofluids, 2021
It has been two decades since the cold seeps were firstly found in the Okinawa Trough (OT). The scientific cruises and the geological surveys since then have unveiled the currently active submarine methane seeps and significantly improved the ...
Ang Li   +4 more
doaj   +1 more source

A numerical study on the effects of a midlatitude upper-level trough on the track and intensity of Typhoon Bavi (2020)

open access: yesFrontiers in Earth Science, 2023
The complex interactions between a tropical cyclone (TC) and the midlatitude upper-level trough or cutoff low (sometimes called a cold-core vortex) can lead to an unusual track, such as sudden turning motion, and intensity change of the tropical cyclone,
Hui Wang   +6 more
doaj   +1 more source

The 2025 Kamchatka Earthquake and Tsunami: Cascading Impacts and Risks to Japan

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 11, Page 2837-2854, September 2026.
ABSTRACT On July 29th, 2025, a large earthquake (Mw 8.8) occurred near the Kamchatka Peninsula. This event caused a tsunami that reached Japan's Pacific coast, even though the source was far away. In this study, we analyze the characteristics of earthquakes and tsunamis and discuss how they relate to the recurrence possibility and risk in Japan.
Ampan Laosunthara   +6 more
wiley   +1 more source

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