Results 81 to 90 of about 1,795 (212)

Prediction of geological and engineering integrated sweet spots of deep coalbed methane

open access: yesMeitian dizhi yu kantan
ObjectiveDeep coalbed methane (CBM) has emerged as a hot topic in CBM resource development. However, deep CBM has characteristics such as great burial depths, complex stress environments, and strong reservoir heterogeneity, which seriously restrict sweet
Zhengrong CHEN   +4 more
doaj   +1 more source

Selection of strategic replacement areas for CBM exploration and development in China

open access: yesNatural Gas Industry B, 2015
At present, the increase in proved reserves and production of coalbed methane (CBM) in China depends mainly on several CBM bases in the southern Qinshui Basin and in the eastern margin of the Ordos Basin.
Longyi Shao   +6 more
doaj   +1 more source

Characteristics of In Situ Stress and Reservoir Pressure in Deep Coal Seams and Their Influences on Reservoir Depletion: A Field Case Study

open access: yesGeofluids, 2023
The production of coalbed methane resources is greatly dependent on the reservoir depletion process. To improve the depressurization efficiency of deep coalbed methane (DCBM) reservoirs, the fluid production characteristics and implications of in situ ...
Rui Li   +4 more
doaj   +1 more source

Provenance and sedimentology of Red Clay and loess in northern China [PDF]

open access: yes, 2018
Red Clay and overlying loess-palaeosol sequences are typical for the area in northern China that is known as the Chinese Loess Plateau (CLP). These primarily aeolian sediments provide one of the best terrestrial archives of Neogene-Quaternary climate ...
Shang, Yuan
core   +2 more sources

Updated Interpretation of Magnetic Anomalies and Seafloor Spreading Stages in the South China Sea : Implications for the Tertiary Tectonics of Southeast Asia [PDF]

open access: yes, 1993
International audienceWe present the interpretation of a new set of closely spaced marine magnetic profiles that complements previous data in the northeastern and southwestern parts of the South China Sea (Nan Hai).
Achache   +70 more
core   +3 more sources

Tracing the Hotspots of Global Methane Footprint in Emerging Economies

open access: yesEarth's Future, Volume 13, Issue 12, December 2025.
Abstract The 2024 Global Economic Prospects report by the International Monetary Fund highlighted the crucial role of emerging economies in driving global economic growth. Due to their active participation in global supply chains, these emerging economies generate large amounts of methane emissions to supply the required products to the global economy.
Man Guo, Xudong Wu, Changxiu Cheng
wiley   +1 more source

Strain Rates Along the Alpine‐Himalayan Belt From a Comprehensive GNSS Velocity Field

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 12, December 2025.
Abstract The Alpine‐Himalayan belt is one of Earth's most dynamic and complex regions, characterized by intense tectonic deformation and seismicity. Comprehensive analyses of continental‐scale crustal deformation and seismic hazards along this extensive orogenic belt require the compilation of large geodetic data sets.
N. Castro‐Perdomo   +5 more
wiley   +1 more source

Controls on the location of compressional deformation on the NW European margin [PDF]

open access: yes, 2016
The distribution of Cenozoic compressional structures along the NW European margin has been compared with maps of the thickness of the crystalline crust derived from a compilation of seismic refraction interpretations and gravity modelling, and with the ...
Funck, T.   +7 more
core   +1 more source

New Permian Paleomagnetic and Geochronologic Results From the Alxa Block: Constraints on Its Tectonic Affinity and the Closure of Paleo‐Asian Ocean

open access: yesGeophysical Research Letters, Volume 52, Issue 20, 28 October 2025.
Abstract The Paleo‐Asian Ocean's (PAO) closure timing and the Alxa Block's (ALB) tectonic affinity remain debated. We present new paleomagnetic and geochronologic data from Permian volcanic and sedimentary rocks in the ALB. Characteristic remanent magnetization (ChRM) directions from Early (∼282 Ma), Middle (∼268 Ma), and Late Permian (∼255 Ma) rocks ...
Wei Xu   +10 more
wiley   +1 more source

A Comprehensive Crustal Coda Attenuation Map of Continental China

open access: yesGeophysical Research Letters, Volume 52, Issue 19, 16 October 2025.
Abstract Seismic coda wave attenuation (QC) reflects both intrinsic inelasticity and small‐scale heterogeneities in the Earth's crust, offering insights into its thermal state and structural complexity. Continental China, characterized by widespread plate boundary deformation, is among the most tectonically active regions globally.
Fan Yang   +7 more
wiley   +1 more source

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