Results 21 to 30 of about 796 (180)

Seismic monitoring of torrential and fluvial processes [PDF]

open access: yesEarth Surface Dynamics, 2016
In seismology, the signal is usually analysed for earthquake data, but earthquakes represent less than 1 % of continuous recording. The remaining data are considered as seismic noise and were for a long time ignored.
A. Burtin, N. Hovius, J. M. Turowski
doaj   +1 more source

Research progress of paleokarst oil and gas reservoirs

open access: yesCarsologica Sinica, 2022
The transformation of soluble rocks by paleokarst can form dissolution pores and other reservoir spaces. Especially for carbonate rocks, the development of paleokarst can greatly improve the reservoir performance of the formation and form karst ...
Yu ZHANG   +3 more
doaj   +1 more source

Fine prediction of reef boundary based on slope attributes: A case study of Permian Changxing Formation in Luodingzhai area, Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2017
Based on the slope theory in geomorphology, a method, which can identify the boundary of platform reef by high precision slope attribute calculation based on the horizon data of fine seismic interpretation, combining the ancient geomorphic analysis ...
Yong WU   +5 more
doaj   +1 more source

Four years after the catastrophe, are educational institutions in the Region of Murcia in Spain prepared for the next seismic disaster?

open access: yesPapeles de Geografí­a, 2020
A magnitude 6.0 or more earthquake is expected on the Alhama de Murcia fault, the most active in the area of Murcia, located in the south-eastern Spain.
Sophie Mendizabal
doaj   +1 more source

High-Resolution Mapping of Subsurface Sedimentary Facies and Reservoirs Using Seismic Sedimentology

open access: yesApplied Sciences
This investigation presents the current status of seismic sedimentology, along with seismic geomorphology, as applied to the high-resolution (
Hongliu Zeng
doaj   +1 more source

Seismic Geomorphology, Architecture and Stratigraphy of Volcanoes Buried in Sedimentary Basins

open access: yes, 2021
Our ability to investigate both the intrusive and extrusive parts of individual volcanoes has evolved with the increasing quality of seismic reflection datasets. Today, new seismic data and methods of seismic interpretation offer a unique opportunity to observe the entire architecture and stratigraphy of volcanic systems, with resolution down to tens ...
Bischoff, Alan   +3 more
openaire   +2 more sources

SEISMIC GEOMORPHOLOGY AS A TOOL FOR RESERVOIR CHARACTERIZATION: A CASE STUDY FROM MORAGOT FIELD OF PATTANI BASIN, GULF OF THAILAND [PDF]

open access: yesMalaysian Journal of Geosciences, 2019
Pattani Basin hosts the greatest number of hydrocarbons producing fields in the Gulf of Thailand. Early to Middle Miocene fluvial channel and overbank sands are the main reservoirs in this basin.
Shakhawat Hossain
doaj   +1 more source

Evolution of a Late Miocene Deep-Water Depositional System in the Southern Taranaki Basin, New Zealand

open access: yesGeosciences, 2021
A long-standing problem in the understanding of deep-water turbidite reservoirs relates to how the three-dimensional evolution of deep-water channel systems evolve in response to channel filling on spatiotemporal scales, and how depositional environments
Clayton Silver, Heather Bedle
doaj   +1 more source

From Highlands to Henge: Refining the Provenance and Transport Pathways of Stonehenge's Altar Stone

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The Altar Stone, the 6000 kg central sandstone megalith at Stonehenge in southern England, is suggested to have originated from the Orcadian Basin in northeast Scotland, some 700 km away. However, its source location within this large basin remains unresolved and its mode of transport uncertain.
Anthony J. I. Clarke   +8 more
wiley   +1 more source

Internal Structure, Kinematics, and Prehistory of Frozen Debris Lobe‐A (FDL‐A), Brooks Range, Alaska

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Frozen Debris Lobe‐A (FDL‐A)—one of hundreds of FDLs in the Brooks Range of northern Alaska—is a slow‐moving landslide in permafrost that has been the subject of research since 2008 due to its close proximity to the Dalton Highway. Here, we synthesize more than a decade's worth of climate and surface measurements of monitored FDLs, and the ...
Margaret M. Darrow   +2 more
wiley   +1 more source

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