Results 71 to 80 of about 8,360 (258)

Aeolian transport of cohesive sand [PDF]

open access: yesEPJ Web of Conferences
The influence of moisture on wind-driven sand transport is particularly important in coastal environements. While moisture is generally low in desert sands, it significantly affects sand transport on beaches or in coastal dune dynamics.
Valance Alexandre   +4 more
doaj   +1 more source

Captivated by Kinesin

open access: yesCytoskeleton, EarlyView.
ABSTRACT Few proteins have inspired as much curiosity as kinesin. Since its discovery 40 years ago, kinesin has become one of the best understood molecular machines in biology, yet it continues to reveal new questions about how cells organize and move their contents.
Ronald D. Vale
wiley   +1 more source

ENSAMBLES DE AVES EN EL DESIERTO DE ATACAMA, NORTE GRANDE DE CHILE AVIAN ASSEMBLAGES OF ATACAMA DESERT, FAR NORTH OF CHILE

open access: yesGayana, 2009
Se evaluó la riqueza y composición de especies de aves en el desierto de Atacama, Norte Grande de Chile, entre 1996 y 1998. Mediante transectos lineales se estimó la riqueza de especies de aves en 9 localidades del desierto de Atacama agrupadas en cuatro
Alberto Gantz, Jaime Rau, Enrique Couve
doaj  

Cyclaulus in the Peruvian Coastal Desert (Hymenoptera: Ichneumonidae)

open access: yesThe Florida Entomologist, 1976
The mesostenine genus Cyclaulus, previously known only from east Andean cloud forests between northwest Argentina and Colombia, is reported for the first time from the Peruvian Coastal Desert. Cyclaulus eremia n. sp. is described from Samne, Peru, and the Valle de Lluta in northernmost Chile.
openaire   +1 more source

Exploring wave propagation behaviors in rock: A grain‐based perspective on mineral structures

open access: yesDeep Underground Science and Engineering, EarlyView.
This study investigates wave propagation in rock at the grain scale using a grain‐based model, revealing that mineral elastic modulus significantly influences wave attenuation while grain size and distribution have limited effects. A novel peak particle velocity attenuation prediction model is proposed and validated for grain‐scale wave propagation ...
Zhiyi Liao   +3 more
wiley   +1 more source

Strengthening urban resilience in China through underground infrastructures management: Addressing global climate challenges with technological solutions

open access: yesDeep Underground Science and Engineering, EarlyView.
This paper explores how climate‐resilient technologies, such as smart grids, digital twins, and self‐healing materials, can enhance urban resilience. It highlights the urgent need for proactive planning, public‐private collaboration, and data‐driven innovation to future‐proof underground infrastructure amid accelerating climate and urban pressures ...
Kai Chen Goh   +12 more
wiley   +1 more source

Trace gas oxidation supports sub-surface microbial communities across Namib Desert fog and aridity gradients

open access: yesApplied and Environmental Microbiology
Widely accepted climate predictions indicate that drylands will expand to cover more than half of the Earth’s terrestrial surface by the end of the 21st century.
Dana Z. Tribbia   +8 more
doaj   +1 more source

Analysis of Coastal Zone Data of Northern Yantai Collected by Remote Sensing from 1990 to 2018

open access: yesApplied Sciences, 2019
Using remote sensing images of different time phases from 1990 to 2018, the surface coverage information of northern Yantai (coastline, 2 km from coastline to land) was extracted by means of average high tide line and visual interpretation. The end point
Min Zhou   +5 more
doaj   +1 more source

Embryonic development of the Mediterranean starfish Hacelia attenuata

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Starfish play essential ecological roles as predators and ecosystem regulators; however, detailed developmental descriptions exist for only a handful of species, none of which are from the Mediterranean Sea. Results In this study, we provide the first full account of the development of the Mediterranean starfish Hacelia attenuata ...
Silvia Caballero‐Mancebo   +3 more
wiley   +1 more source

A shining starlet: Nematostella vectensis as a model for developmental, regenerative, and comparative biology

open access: yesDevelopmental Dynamics, EarlyView.
Abstract The sea anemone, Nematostella vectensis, has been used as a model organism in developmental biology studies for many years. This estuarine species has the notable capacity to regenerate its full body plan from small pieces throughout life. Nematostella have been described as having a great degree of cellular plasticity.
Patrick A. Lewis   +3 more
wiley   +1 more source

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