Results 81 to 90 of about 3,126 (223)

Continent‐Side Paleo‐Rift Structure in the Western East Sea (Sea of Japan) and Linkage Between Moho Uplift and Mountain Range Formation

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 10, October 2025.
Abstract The continental‐side paleo‐rift structure in the east‐central Korean Peninsula is investigated using joint inversion of receiver functions and surface‐wave dispersions based on dense seismic networks. The joint inversion analysis provides precise constraints on crustal thickness and VP/VS ${V}_{P}/{V}_{S}$ ratios, and high‐resolution 3‐D shear‐
Jeongin Lee   +6 more
wiley   +1 more source

Pore Structure Petrophysical Characterization of the Upper Cretaceous Oil Shale from the Songliao Basin (NE China) Using Low-Field NMR

open access: yesJournal of Spectroscopy, 2020
Low-field NMR theory was employed to study the pore structure of the upper cretaceous oil shale, on the basis of fourteen core samples collected from Qingshankou (UCQ) and Nenjiang (UCN) formations in the Songliao basin.
Xin Liu   +8 more
doaj   +1 more source

Analyses of impacts of China's international trade on its water resources and uses [PDF]

open access: yes, 2011
This study provides an insight into the impact of China's international trade of goods and services on its water resources and uses. Virtual water flows associated with China's international trade are quantified in an input-output framework. The analysis
A. J. B. Zehnder   +4 more
core   +1 more source

Quantitative Evaluation of Sand Body Connectivity Based on the Support Vector Machine Algorithm: A Case Study of the Putaohua Oil Reservoir in the Daqing Oil Field, Songliao Basin, China

open access: yesEnergy Science &Engineering, Volume 13, Issue 9, Page 4445-4460, September 2025.
A support vector machine (SVM) algorithm was applied to quantitatively predict the connectivity of the sand bodies. Verification using dynamic and static data demonstrated that the prediction accuracy of the algorithm reached 88%. The quantitative sand body connectivity results were used to establish a single sand body model.
Hui He   +6 more
wiley   +1 more source

Distribution of petroleum enriched areas, Changling Sag, Southern Songliao Basin

open access: yesPetroleum Exploration and Development, 2009
Changling Sag of the southern Songliao Basin is a terrestrial hydrocarbon-rich depression, and according to the “sag-wide oil-bearing theory”, oil and gas can be found in its whole effective source rock area. But prolific oil and gas areas that are usually called “sweet spots” are still controlled by several main factors in distribution.
Li Ming   +4 more
openaire   +2 more sources

Predicting Nitrous Oxide Emission From China's Waterbodies With Multiple Deep Learning Algorithms

open access: yesWater Resources Research, Volume 61, Issue 8, August 2025.
The spatiotemporal variety, impact factors, and prediction diversity of nitrous oxide emission in China's surface water were revealed based on a data set from 2003 to 2024. Abstract Many studies have been conducted on the prediction of nitrous oxide (N2O) emissions from soils.
Xihua Wang   +10 more
wiley   +1 more source

Late Cretaceous chronostratigraphy (Turonian–Maastrichtian): SK1 core Songliao Basin, China

open access: yesGeoscience Frontiers, 2012
Abstract Non-marine ostracodes, charophytes and palynomorphs are abundant in most Cretaceous lacustrine basins of East Asia. However, their ranges are not directly integrated with marine biota that defines the Cretaceous stages. Non-biotic events such as magnetochrons and radiometric ages in these terrestrial deposits enable their correlation with ...
Scott, Robert W.   +3 more
openaire   +1 more source

Implications of Lateral Groundwater Flow Across Varying Spatial Resolutions in Global Land Surface Modeling

open access: yesWater Resources Research, Volume 61, Issue 7, July 2025.
Abstract Accurate groundwater representation in land surface models (LSMs) is vital for water and energy cycle studies, water resource assessments, and climate projections. Yet, many LSMs do not consider key processes including lateral groundwater flow and aquifer pumping, especially at the global scale.
Tanjila Akhter   +5 more
wiley   +1 more source

Novel shape indices for vector landscape pattern analysis [PDF]

open access: yes, 2016
The formation of an anisotropic landscape is influenced by natural and/or human processes, which can then be inferred on the basis of geometric indices.
Atkinson, Peter Michael, Zhang, Ce
core   +1 more source

The Projection of Extreme Heat and Precipitation Events in China Response to Global Warming Under the SSP1‐2.6 and SSP5‐8.5 Scenarios

open access: yesInternational Journal of Climatology, Volume 45, Issue 7, 15 June 2025.
This study examines the response of extreme events in China under weak and strong global warming scenarios, utilising six extreme event indices from 20 CMIP6 models. Our findings indicate a clear increasing trend in the intensity, frequency, and duration of extreme temperature events across China.
Yuanlan Wang   +4 more
wiley   +1 more source

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