Geomorphic complexity and the case for topographic rejuvenation of the Appalachian Mountains

JA Spotila, PS Prince - Geomorphology, 2022 - Elsevier
Despite vast scientific inquiry, the evolution of Appalachian Mountain topography in eastern
North America has yet to be robustly explained. After a century and a half of investigation …

Evolution, Modification, and Deformation of Continental Lithosphere: Insights from the Eastern Margin of North America

MD Long - Annual Review of Earth and Planetary Sciences, 2024 - annualreviews.org
Continental lithosphere is deformed, destroyed, or otherwise modified in several ways.
Processes that modify the lithosphere include subduction, terrane accretion, orogenesis …

Broad-band ocean bottom seismometer noise properties

HA Janiszewski, Z Eilon, JB Russell… - Geophysical Journal …, 2023 - academic.oup.com
We present a new compilation and analysis of broad-band ocean bottom seismometer noise
properties from 15 yr of seismic deployments. We compile a comprehensive data set of …

Thin lithosphere beneath the central Appalachian Mountains: Constraints from seismic attenuation beneath the MAGIC array

JS Byrnes, M Bezada, MD Long, MH Benoit - Earth and Planetary Science …, 2019 - Elsevier
The passive margin of the eastern coast of the United States is known to be geologically
active, with recently rejuvenated topography, intraplate seismicity, and volcanism of Eocene …

Evidence for a prolonged continental breakup resulting from slow extension rates at the eastern North American volcanic rifted margin

A Bécel, JK Davis, BD Shuck… - Journal of …, 2020 - Wiley Online Library
When continental rifting is accompanied by localized magmatism under extensional stress,
the breakup duration can be short and the continent/ocean transition sharp, as mantle melts …

Lithosphere structure and seismic anisotropy offshore eastern North America: Implications for continental breakup and ultra‐slow spreading dynamics

JB Russell, JB Gaherty - Journal of Geophysical Research …, 2021 - Wiley Online Library
The breakup of supercontinent Pangea occurred∼ 200 Ma forming the Eastern North
American Margin (ENAM). Yet, the precise timing and mechanics of breakup and onset of …

Upper mantle seismic anisotropy as a constraint for mantle flow and continental dynamics of the North American plate

W Wang, TW Becker - Earth and Planetary Science Letters, 2019 - Elsevier
The alignment of intrinsically anisotropic olivine crystals under convection is typically
invoked as the cause of the bulk of seismic anisotropy inferred from shear-wave splitting …

Anisotropy-revealed change in hydration along the Alaska subduction zone

C Lynner - Geology, 2021 - pubs.geoscienceworld.org
Megathrust earthquake behavior in subduction zones is controlled by a variety of factors
including the hydration state of the subducting slab. Increased hydration reduces the occur …

SKS splitting in the Western Indian Ocean from land and seafloor seismometers: Plume, plate and ridge signatures

JR Scholz, G Barruol, FR Fontaine, A Mazzullo… - Earth and Planetary …, 2018 - Elsevier
We present SKS splitting measurements in the Western Indian Ocean, recorded on 20 land
and 57 seafloor seismometers deployed by the RHUM-RUM experiment (Réunion Hotspot …

Mantle Structure and Flow Across the Continent‐Ocean Transition of the Eastern North American Margin: Anisotropic S‐Wave Tomography

BR Brunsvik, ZC Eilon, C Lynner - Geochemistry, Geophysics …, 2021 - Wiley Online Library
Little has been seismically imaged through the lithosphere and mantle at rifted margins
across the continent‐ocean transition. A 2014–2015 community seismic experiment …