Results 131 to 140 of about 1,366,396 (241)

Toward an Improved Understanding of the Antarctic Coastal Zone and Its Contribution to Future Global Sea Level

open access: yesReviews of Geophysics, Volume 64, Issue 3, September 2026.
Abstract Understanding the coastal zone of the Antarctic Ice Sheet (AIS), where it interacts with the Southern Ocean and warmer air masses, is crucial for predicting Antarctica's influence on the global climate and sea level. This region has multiple tipping mechanisms that could trigger large, rapid, and potentially irreversible changes in the AIS ...
Kenichi Matsuoka   +79 more
wiley   +1 more source

Empowering Climate Resilience in La Margarita, Salinas, Puerto Rico: Lessons Learned From the Co‐Production of NASA Earth Observation Data Applications for Environmental Justice

open access: yesCommunity Science, Volume 5, Issue 3, September 2026.
Abstract Confronted by daunting environmental risks and disasters, communities in the Caribbean–particularly those in economically disenfranchised areas–face disproportionate consequences from climate change, such as hazardous air and water quality.
Kristin B. Raub   +7 more
wiley   +1 more source

Arrival-based equalizer for underwater communication systems

open access: yes, 2012
Dissertação de Mestrado, Engenharia Electrónica e Telecomunicações, Faculdade de Ciências e Tecnologia, Universidade do Algarve, 2012One of the challenges in the present underwater acoustic communication systems is to combat the underwater channel e ects
Siddiqui, Salman Ijaz
core   +1 more source

Wideband and Wide Beam Polyvinylidene Difluoride (PVDF) Acoustic Transducer for Broadband Underwater Communications. [PDF]

open access: yesSensors (Basel), 2019
Martins MS   +7 more
europepmc   +1 more source

High Resolution Field Observations of Shoreward Sediment Transport Within the Wave Bottom Boundary Layer on a Sandy Beach

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract We introduce a data archive containing the first highly resolved profiles of velocity and sediment concentration within the wave bottom boundary layer (WBBL) on a natural sandy beach. Resolution of the thin WBBL was made possible by deployment of a unique “Multi‐Frequency Doppler” (MFDop) bistatic acoustic profiling instrument on an Oregon ...
Gregory W. Wilson   +4 more
wiley   +1 more source

Ship‐Based GNSS Tsunami Detection: Pilot Network Demonstration

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 9, September 2026.
Abstract We demonstrate the potential for ship‐based GNSS systems to contribute to tsunami warning. We built a pilot network of 10 ships—8 commercial and 2 research vessels—equipped with a tsunami detection package consisting of a geodetic‐grade GNSS antenna and receiver, and satellite internet communications.
James H. Foster   +3 more
wiley   +1 more source

Autonomous homing and docking tasks for an underwater vehicle

open access: yes, 2009
This paper briefly introduces a strategy for autonomous homing and docking tasks using an autonomous underwater vehicle. The control and guidance based path following for those tasks are described in this work.
Wilson, P. A.
core   +1 more source

Towards underwater acoustic communications for swimmer and diver wearables

open access: yes
The wearable technology market is expanding rapidly. To advance data communications for swimmer and diver wearables, very-high-frequency (VHF) underwater acoustic channels were characterized and a platform for modulation/transducer development was built.
Blom, K.C.H.   +3 more
core  

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