Results 71 to 80 of about 8,101 (169)

Geodynamic problems [PDF]

open access: yes
The understanding of the solid earth and suggestions of what measurements should be undertaken based on estimates of instrumental feasibilities were reviewed.
Kaula, W. M.
core   +1 more source

Influence of anisotropy on velocity and age distribution at Scharffenbergbotnen blue ice area [PDF]

open access: yes, 2013
We use a full-Stokes thermo-mechanically coupled ice-flow model to study the dynamics of the glacier inside Scharffenbergbotnen valley, Dronning Maud Land, Antarctica.
Martín, Carlos   +3 more
core   +2 more sources

Investigating the dynamic history of a promontory ice rise using radar data

open access: yesJournal of Glaciology
Ice rises hold valuable records revealing the ice dynamics and climatic history of Antarctic coastal areas from the Last Glacial Maximum to today. This history is often reconstructed from isochrone radar stratigraphy and simulations focusing on Raymond ...
M. Reza Ershadi   +12 more
doaj   +1 more source

Intraplate deformation, stress in the lithosphere and the driving mechanism for plate motions [PDF]

open access: yes
The initial research proposed was to use the predictions of geodynamical models of mantle flow, combined with geodetic observations of intraplate strain and stress, to better constrain mantle convection and the driving mechanism for plate motions and ...
Albee, Arden L.
core   +1 more source

Omori-like decay of postseismic velocities following continental earthquakes [PDF]

open access: yes, 2017
Various mechanisms have been proposed to explain the transient, enhanced surface deformation rates following earthquakes. Unfortunately, these different mechanisms can produce very similar surface deformation patterns leading to difficulty in ...
Amoruso   +104 more
core   +1 more source

Simultaneous inversion of mantle properties and initial conditions using an adjoint of mantle convection [PDF]

open access: yes, 2008
Through the assimilation of present-day mantle seismic structure, adjoint methods can be used to constrain the structure of the mantle at earlier times, i.e., mantle initial conditions.
Gurnis, Michael, Liu, Lijun
core  

The role of a pressure-dependent rheology in the dynamics of mantle circulation [PDF]

open access: yes
A thermomechanical model for upper mantle convection was constructed such that the thickness and the structure of the lithosphere are determined self consistently by the heat transported by convection.
Fleitout, L., Yuen, D. A.
core   +1 more source

Report of the panel on earth rotation and reference frames, section 7 [PDF]

open access: yes
Objectives and requirements for Earth rotation and reference frame studies in the 1990s are discussed. The objectives are to observe and understand interactions of air and water with the rotational dynamics of the Earth, the effects of the Earth's crust ...
Dickey, Jean O.   +9 more
core   +1 more source

The Grounding of an Ice Shelf in the Central Arctic Ocean: A Modeling Experiment [PDF]

open access: yes, 2003
A numerical ice sheet model was used in a first test towards evaluating the hypothesis that, during a period of large-scale glaciation, an ice shelf emanating from the Barents/Kara Seas grounded across parts of the Lomonosov Ridge to a depth of around ...
Jakobsson, Martin   +2 more
core   +1 more source

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