SMART subsea cables for observing the earth and ocean, mitigating environmental hazards, and supporting the blue economy

BM Howe, M Angove, J Aucan, CR Barnes… - Frontiers in Earth …, 2022 - frontiersin.org
The Joint Task Force, Science Monitoring And Reliable Telecommunications (JTF SMART)
Subsea Cables, is working to integrate environmental sensors for ocean bottom …

Broadband ocean-bottom seismology

D Suetsugu, H Shiobara - Annual Review of Earth and …, 2014 - annualreviews.org
Broadband ocean-bottom seismographs (BBOBSs) were first developed in the 1980s and
have since been used to explore the structure of Earth's interior beneath oceanic regions …

GEOSCOPE network: 40 Yr of global broadband seismic data

N Leroy, M Vallée, D Zigone… - Seismological …, 2024 - pubs.geoscienceworld.org
The GEOSCOPE observatory provides more than four decades of high‐quality continuous
broadband data to the scientific community. Started in 1982 with only two stations, the …

Heterogeneous seismic anisotropy beneath Madeira and Canary archipelagos revealed by local and teleseismic shear wave splitting

D Schlaphorst, G Silveira, J Mata… - Geophysical Journal …, 2023 - academic.oup.com
Mid-plate upward mantle flow is a key component of global mantle convection, but its
patterns are poorly constrained. Seismic anisotropy is the most direct way to infer mantle …

Large-scale flow of Indian Ocean asthenosphere driven by Réunion plume

G Barruol, K Sigloch, JR Scholz, A Mazzullo… - Nature …, 2019 - nature.com
Volcanic hotspot islands are thought to be surface manifestations of mantle plumes that rise
from the core–mantle boundary. When mantle plumes approach the surface, their mostly …

South Pacific mantle plumes imaged by seismic observation on islands and seafloor

D Suetsugu, T Isse, S Tanaka… - Geochemistry …, 2009 - Wiley Online Library
The South Pacific region is characterized by a broadly elevated seafloor known as the South
Pacific superswell. This region has a concentration of midplate volcanoes that experienced …

Revisiting the geodynamical history of the so-called uplifted atolls, north-west Tuamotu, French Polynesia, central South Pacific

LF Montaggioni, E Pons-Branchu, F Fournier… - Earth-Science …, 2023 - Elsevier
Abstract In the Tuamotu Archipelago, central South Pacific, some north-western atolls–eg
Makatea, Mataiva, Tikehau, Rangiroa, Kaukura, Niau, and Anaa–exhibit raised reef …

Orienting ocean-bottom seismometers from P-wave and Rayleigh wave polarisations

JR Scholz, G Barruol, FR Fontaine… - Geophysical Journal …, 2016 - academic.oup.com
We present two independent, automated methods for estimating the absolute horizontal
misorientation of seismic sensors from their recorded data. We apply both methods to 44 …

Mantle flow beneath La Réunion hotspot track from SKS splitting

G Barruol, FR Fontaine - Earth and Planetary Science Letters, 2013 - Elsevier
If upper mantle anisotropy beneath fast-moving oceanic plates is expected to align the fast
azimuths close to the plate motion directions, the upper mantle flow pattern beneath slow …

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 …