Results 71 to 80 of about 82,308 (273)

Biogeographic analysis of the Tortugas Ecological Reserve: Examining the refuge effect following reserve establishment [PDF]

open access: yes, 2004
Almost 120 days at sea aboard three NOAA research vessels and one fishing vessel over the past three years have supported biogeographic characterization of Tortugas Ecological Reserve (TER).
Burke, John S.   +7 more
core  

Breaking down seagrass fragmentation in a marine heatwave impacted World Heritage Area

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Habitat fragmentation can exacerbate the impacts of habitat loss but is rarely quantified in marine environments. Using satellite‐derived habitat maps, we identify widespread seagrass fragmentation following a marine heatwave that contributed to a dramatic shift in seascape structure in the Shark Bay World Heritage Area.
Michael D. Taylor   +4 more
wiley   +1 more source

Centrifuge shaking table tests on the seismic performance of revetment breakwater on reclaimed coral sand

open access: yesApplied Ocean Research
Revetment breakwaters on reclaimed coral sand have demonstrated vulnerability to seismic damage during strong earthquakes, wherein soil liquefaction has been identified as a substantial contributor.
Yunyi Li   +4 more
doaj   +1 more source

RRS Discovery Cruise 248, 07 Jul-10 Aug 2000. A multidisciplinary study of the environment and ecology of deep-water coral ecosystems and associated seabed facies and features (The Darwin Mounds, Porcupine Bank and Porcupine Seabight) [PDF]

open access: yes, 2001
RRS Discovery Cruise 248 aimed to carry out a multidisciplinary study of the environment and ecology of deep-water coral ecosystems and associated seabed features in the northeast Atlantic.
Bett, B.J.   +3 more
core  

Evaluating methods for high‐resolution, national‐scale seagrass mapping in Google Earth Engine

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Marine habitat mapping using satellite imagery can provide baseline and monitoring data across large spatial scales and in remote locations globally. This study evaluates how key methodological choices influence the accuracy of open‐source (for non‐commercial use), cloud‐based satellite mapping workflows for seagrass meadows in the Maldives.
Matthew Floyd   +2 more
wiley   +1 more source

Research on the penetration characteristics of coral sand based on a visco-hypoplastic constitutive model

open access: yesCase Studies in Construction Materials
This study investigates the penetration characteristics of coral sand based on hypoplasticity theory. The Gudehus-Bauer (GB) hypoplastic constitutive model was optimized by modifying the particle hardness parameter to incorporate strain rate effects ...
Licheng Sun   +5 more
doaj   +1 more source

Summary of Coral Cay Conservation's habitat mapping data from Utila, Honduras [PDF]

open access: yes, 2002
IIThe coral reefs of Honduras are of vital national and international importance,both ecologically and economically, but are threatened because of rapid economicand population growth.?
Afzal, D   +4 more
core  

The Physical and Mechanical Properties of Coral Sand

open access: yesEuropean Journal of Theoretical and Applied Sciences
Coral sand interacts with a variety of particles and species in tropical marine habitats due to its special characteristics. particular emphasizes the benefits of using contemporary mathematical technologies to examine the characteristics and behavior of coral sand for engineering applications.
Md Mahmudul Hasan   +6 more
openaire   +1 more source

Wearable Sensors Fabricated by 3D‐Printed Composite Hydrogel with 2D Fillers

open access: yesSmall Methods, EarlyView.
This review explores how 3D printing integrates 2D conductive fillers into hydrogel matrices to fabricate high‐performance flexible sensors. By tailoring microstructures and nanomaterial interactions, these devices achieve enhanced sensitivity, durability, and environmental adaptability for healthcare monitoring, human‐machine interfaces, and robotic ...
Yaxuan Li   +5 more
wiley   +1 more source

Experimental Study on the Influence of Particle Gradation on the Resistivity Characteristics of Saturated Coral Sand

open access: yesJournal of Marine Science and Engineering
Due to the action of hydraulic sorting, coral sands in different engineering site areas usually have different particle gradations. To explore the impact of particle gradation on the resistivity characteristics of saturated coral sand, an experimental ...
Zhenglong Zhou   +3 more
doaj   +1 more source

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