Results 11 to 20 of about 6,319 (175)

Monitoring Sand Spit Variability Using Sentinel-2 and Google Earth Engine in a Mediterranean Estuary

open access: yesRemote Sensing, 2022
Estuarine degradation is a major concern worldwide, and is rapidly increasing due to anthropogenic pressures. The Mediterranean Guadiaro estuary, located in San Roque (Cadiz, Spain), is an example of a highly modified estuary, showing severe negative ...
Mar Roca   +3 more
doaj   +1 more source

Biphasic Bioceramic Obtained from Byproducts of Sugar Beet Processing for Use in Bioactive Coatings and Bone Fillings

open access: yesJournal of Functional Biomaterials, 2023
This study focuses on developing hydroxyapatite synthesized from a CaCO3-rich byproduct of sugar beet processing called Carbocal® using a hydrothermal reactor. The purpose of this biomaterial is to enhance the osteoinductivity of implantable surfaces and
Miguel Suffo-Pino   +5 more
doaj   +1 more source

Tourism as a driver of economic and social development in underdeveloped regions

open access: yesRegional Science Policy &Practice, EarlyView., 2023
Abstract Cross‐border cooperations have been usually approached by developing trade agreements between international regions to upgrade their socioeconomic conditions and promote international tourism flows in territories. However, little attention has been paid to the role that tourist companies play in underprivileged territories highly dependent on ...
Rafael Robina‐Ramírez   +3 more
wiley   +1 more source

Water Quality and Flooding Impact of the Record-Breaking Storm Gloria in the Ebro Delta (Western Mediterranean)

open access: yesRemote Sensing, 2023
Extreme events are increasing in frequency and severity due to climate change, making the littoral zone even more vulnerable and requiring continuous monitoring for its optimized management.
Isabel Caballero   +3 more
doaj   +1 more source

Ribcage Morphology in Native South American Populations From Different Altitudes: Insights From a Global Comparative Framework. [PDF]

open access: yesAm J Hum Biol
ABSTRACT Objectives Altitude shapes human morphology as highland populations must cope with cold and hypoxic environments. Although Andean highlanders have been proposed to exhibit larger and deeper ribcages, this idea is mainly based on research using disarticulated skeletal elements or non‐South American controls. The objective of this research is to
López-Rey JM   +9 more
europepmc   +2 more sources

An experimental method to investigate the role of low frequency phenomena in the generation of tidal residues

open access: yesScientia Marina, 1999
In this work a method to estimate the contribution to tidal residues originated by non-linear interaction between tides and low frequency phenomena is presented.
Miguel Bruno   +4 more
doaj   +1 more source

Effects of the isoflavone genistein in early life stages of the Senegalese sole, Solea senegalensis: role of the Survivin and proliferation versus apoptosis pathways

open access: yesBMC Veterinary Research, 2018
Background Phytochemical flavonoids are widely distributed in the environment and are derived from many anthropogenic activities. The isoflavone genistein is a naturally occurring compound found in soya products that are habitual constituents of the ...
Carmen Sarasquete   +2 more
doaj   +1 more source

Recycled hybrid material for use as shielding in operations with ionizing radiation

open access: yesCleaner Materials, 2023
One of the most efficient measures to prevent gamma radiation is shielding, which can take the form of protection barriers, storage containers, wall coating, bunkers, or many others aimed at minimizing the exposure of people to radiation.
M. Suffo, J.F. Molina-Pérez, F. Lloret
doaj   +1 more source

A preliminary integrated genetic map distinguishes every chromosome pair and locates essential genes related to abiotic adaptation of Crassostrea angulata/gigas

open access: yesBMC Genetics, 2018
Background The re-sequencing of C. angulata has revealed many polymorphisms in candidate genes related to adaptation to abiotic stress that are not present in C.
Ismael Cross   +6 more
doaj   +1 more source

Optimization of the Sequence of Washing Reverse Osmosis Membranes Used for Seawater Desalination [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2017
Seawater contains a number of organic and inorganic components that cause fouling of membranes when subjected to a process of reverse osmosis desalination. This fouling is one of the most important problems in the management of desalination plants, as it
S. Gutierrez-Ruiz   +3 more
doaj   +1 more source

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