Results 151 to 160 of about 767,621 (340)

Characteristics of source rocks of the Datangpo Fm, Nanhua System, at the southeastern margin of Sichuan Basin and their significance to oil and gas exploration

open access: yesNatural Gas Industry B, 2017
In recent years, much attention has been paid to the development environment, biogenetic compositions and hydrocarbon generation characteristics of ancient source rocks in the deep strata of the Sichuan Basin because oil and gas exploration extends ...
Zengye Xie   +6 more
doaj   +1 more source

Seasonal Differences in Fish Community Structure in the Upper Yangtze River Based on eDNA Metabarcoding: A Multi‐Dimensional Analysis

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
This study used eDNA metabarcoding to detect seasonal fish diversity in the upper Yangtze River, analyzing species composition and functional groups. Multiple diversity indices (α‐diversity, functional, taxonomic, and phylogenetic diversity) were employed to explore seasonal changes in fish communities.
Yixiao Li   +7 more
wiley   +1 more source

MCS evolution and mechanism comparison in the two rainstorm events on the eastern slope of the Qinghai Tibet Plateau

open access: yes暴雨灾害
The extreme heavy rainfall weather under the long-term influence of MCS can easily cause serious disasters such as flash floods in complex terrain areas.
Li ZHU   +5 more
doaj   +1 more source

A 43,000‐Year‐Long Paleoseismic Record Along the Southern Section of the Lijiang‐Xiaojinhe Fault, Southeastern Tibetan Plateau, China

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 10, October 2025.
Abstract Paleoseismic data on the timing of ground‐rupturing earthquakes can help identify the sources of historical earthquakes and define the extent of seismic rupture gaps. The Lijiang‐Xiaojinhe fault (LXF) is a left‐lateral strike‐slip fault that stretches 380 km along the southeastern margin of the Tibet Plateau, passing through the densely ...
Z. Yuan   +9 more
wiley   +1 more source

Research on the Characteristics of Typical “Southwest Type” Basin Vortex in the Sichuan Basin

open access: yesGaoyuan qixiang
Basin Vortex is a type of Southwest Vortex, which refers to the vortex generated in the Sichuan Basin on the 700 hPa isobaric surface, with two consecutive low pressures with closed Contour line or cyclonic circulation in the wind direction of three ...
Yaxin ZHANG   +5 more
doaj   +1 more source

Genomic Insights Into Local Adaptation Across Heterogeneous Understory Habitats and Climate Change Vulnerability

open access: yesMolecular Ecology, Volume 34, Issue 19, October 2025.
ABSTRACT Understanding adaptive evolution and survival risks in understory herbs is crucial for the effective conservation of biodiversity. How environmental gradients shape species local adaptation patterns is not well understood, nor is how populations of understory herbs respond to a changing climate.
Nan Lin   +7 more
wiley   +1 more source

Rapid Intensification of Persistent Extreme Precipitation Over the Eastern Periphery of the Tibetan Plateau After 2000: The Role of Southwest Vortices

open access: yesGeophysical Research Letters, Volume 52, Issue 18, 28 September 2025.
Abstract A notable increase in the intensity of Persistent Extreme Precipitation (PEP) events over the Eastern Periphery of the Tibetan Plateau (EPTP) is observed after 2000, which is strongly linked to the changes in Southwest Vortices (SWVs). A composited diagnostic of multiple SWVs is carried out in conjunction with the PEP.
Ruiyu Zhao   +5 more
wiley   +1 more source

Enrichment characteristics and exploration directions of deep shale gas of Ordovician–Silurian in the Sichuan Basin and its surrounding areas, China

open access: yesPetroleum Exploration and Development, 2022
H. Nie   +10 more
semanticscholar   +1 more source

Mapping Spatiotemporal Variations of Near‐Surface Seismic Velocity to Monitor Groundwater in Central Oklahoma

open access: yesGeophysical Research Letters, Volume 52, Issue 17, 16 September 2025.
Abstract Global climate changes have intensified drought events, necessitating accurate groundwater monitoring. Traditional methods often lack the spatial and temporal resolution to track groundwater variations. This study calculates instantaneous travel‐time shifts, dt(t) $dt(t)$, from ambient noise cross‐correlation functions in central Oklahoma and ...
Shuo Zhang   +5 more
wiley   +1 more source

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