Results 21 to 30 of about 742 (185)

Estudo da evolução da paisagem do quadrilátero ferrífero (Minas Gerais, Brasil) por meio da mensuração das taxas de erosão (10be) e da pedogênese Evolution of the landscape in the region of quadrilátero ferrífero (Minas Gerais, Brazil) based on the measurement of erosion rates (10be) and pedogenesis

open access: yesRevista Brasileira de Ciência do Solo, 2009
Geomorfologicamente o Quadrilátero Ferrífero é uma região conspícua, onde raízes de estruturas metassedimentares proterozóicas, apresentando feições de um relevo jovem, encontram-se em destaque sobre um mar de colinas de rochas cristalinas do Arqueano. O
César Augusto Chicarino Varajão   +5 more
doaj   +1 more source

Neotectonics: Watching the earth move [PDF]

open access: yesProceedings of the National Academy of Sciences, 1999
Recent advances in global positioning system (GPS) technology have made it possible to detect millimeter scale changes in the Earth’s surface. Using these systems it has been possible to detect relative motion between the large plates of the outer most rigid layer of Earth.
B, Clement, R, McCaffrey, W, Holt
openaire   +2 more sources

Fluid‐Enhanced Neotectonic Faulting in the Cratonic Lithosphere of the Nullarbor Plain in South‐Central Australia

open access: yesGeophysical Research Letters, 2022
The Nullarbor Plain is underlain by thick cratonic lithospheric mantle that is almost devoid of contemporary seismicity. Analysis of high‐resolution digital elevation models indicates neotectonic fault‐propagation fold traces on the nearly flat karst ...
H. Yang, S. Sellmann, M. Quigley
doaj   +1 more source

Analysis on deformation characteristics of geological hazards in Ranwu Lake Estuary

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2021
The continuous uplift of the Qinghai Tibet Plateau has led to frequent geological disasters in its surrounding areas. The complex geological background has created the characteristics of chain disaster development and high risk of river blocking in the ...
Zhinan ZHAO   +5 more
doaj   +1 more source

Piedmont deposits as seismic energy dissipators, Sierras Pampeanas of Argentina

open access: yesSN Applied Sciences, 2021
This study shows the neotectonic deformation occurred in the southern piedmont of the Cumbres Calchaquíes, in the Amaicha and Tafí valleys. Neotectonic deformation manifests itself through faults, folds and diversions of drainage channels.
Adolfo Antonio Gutiérrez   +3 more
doaj   +1 more source

Recent seismicity of the «Acque Albule» travertine basin

open access: yesAnnals of Geophysics, 2002
The seismic period which occurred in a portion of Guidonia Montecelio and Tivoli territory, two towns situated about twenty kilometres NE of Rome, affected four areas with a high density of population: Guidonia, Collefiorito, Villalba and Bagni di Tivoli.
A. Marchetti   +4 more
doaj   +1 more source

Appraisal of Neotectonic Activities in Shadi Kaur Catchment, Pasni, Balochistan-Pakistan

open access: yesInternational Journal of Economic and Environment Geology, 2023
The goal of this research is to assess Neotectonic activity in the northern Pasni region of Balochistan-Pakistan. For a total of 57 drainage sub-basins, four geomorphic parameters were calculated.
Waseem Khan   +5 more
doaj   +1 more source

The Glacial Legacy of the Geneva Basin: Morphology and implications of an intricate tunnel valley system revealed from 3D seismic data

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Like other perialpine basins and glaciated margins, the Geneva Basin in SW Switzerland is characterised by buried tunnel valleys, which are elongated incisions widely attributed to subglacial meltwater erosion beneath continental ice sheets. However, an inclusive understanding of the geological control on the evolution of the glacial landscape
Ovie Emmanuel Eruteya   +2 more
wiley   +1 more source

New Observations Disagree With Previous Interpretations of Surface Rupture Along the Himalayan Frontal Thrust During the Great 1934 Bihar‐Nepal Earthquake

open access: yesGeophysical Research Letters, 2018
Reinvestigation reveals observations that do not support prior claims that the great Mw 8.4 Bihar‐Nepal earthquake produced surface rupture along the Himalayan Frontal Thrust of Nepal.
Steven G. Wesnousky   +4 more
doaj   +1 more source

Araguainha Dome, Brazil: A polygonal impact structure due to a complex pre‐impact regional structural framework

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract We investigated the structural framework of the north–northwestern Paraná Basin in Brazil to test whether the pre‐impact structures in this region may have had any influence on the first‐order formation and morphostructure of the Araguainha impact structure (AIS).
Renato B. Bernardes   +5 more
wiley   +1 more source

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