Results 41 to 50 of about 17,119 (239)

Smart Sensor‐Integrated Lysimeter System for Affordable on‐Farm Crop Water Monitoring and Irrigation Management

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Accurate monitoring of crop water use is critical for precision irrigation, yet conventional lysimeter systems remain too costly and complex for widespread adoption. This study presents the development and field validation of a low‐cost, information and communication technology (ICT)‐enabled weighing lysimeter system that integrates load cells,
Stephen Okwang, Younggu Her, Taeil Jang
wiley   +1 more source

Projected Evolution of Climatic Aridity in Spain: Robust Signals and Model Uncertainties

open access: yesInternational Journal of Climatology, EarlyView.
This study examines the projected evolution of climatic aridity in Spain throughout the 21st century, using the UNEP Aridity Index and CMIP6 simulations under different emission scenarios and global warming levels. Despite model biases, results show a general increase in aridity across the country, particularly in southern regions and the Canary ...
Víctor Trullenque‐Blanco   +5 more
wiley   +1 more source

STUDY ON METEOROLOGICAL AND TIDAL INFLUENCES UPON GROUND DEFORMATIONS

open access: yesSTUDY ON METEOROLOGICAL AND TIDAL INFLUENCES UPON GROUND DEFORMATIONS
Observational results of the ground deformations obtained by means of tiltmeters and extensometers at two stations in Wakayama City in Kinki District, Japan, are presented and discussed with particular emphasis on the relation to meteorological and oceanic phenomena.
openaire   +2 more sources

Anisotropic Shear Metrics for Persistent Homology and Their Application to Convective Systems

open access: yesInternational Journal of Topology
Vertical wind shear plays a crucial role in the organization and persistence of mesoscale convective systems, yet its geometrical and topological effects remain challenging to quantify.
Hélène Canot   +2 more
doaj   +1 more source

Lagrangian dynamics and statistical geometric structure of turbulence

open access: yes, 2006
The local statistical and geometric structure of three-dimensional turbulent flow can be described by properties of the velocity gradient tensor. A stochastic model is developed for the Lagrangian time evolution of this tensor, in which the exact ...
A. Tsinober   +9 more
core   +1 more source

Atmospheric Circulation of Terrestrial Exoplanets [PDF]

open access: yes, 2013
The investigation of planets around other stars began with the study of gas giants, but is now extending to the discovery and characterization of super-Earths and terrestrial planets.
Kaspi, Yohai   +3 more
core   +1 more source

Alaskan Ridge Blocking and Associated Winter Cold Conditions Over North America

open access: yesInternational Journal of Climatology, EarlyView.
Multi‐decadal (1979–2023) analysis reveals that wintertime reductions in the meridional gradient of potential vorticity (PVy) over the Bering Sea are recurrent but episodic features of North Pacific circulation. These suppressed PVy states consistently co‐occur with amplified Alaskan ridging, weakened mid‐tropospheric westerlies and a downstream warm ...
Varunesh Chandra   +2 more
wiley   +1 more source

Estimating Soil Compaction Risk at Regional Scales Using Meteorological Data and Soil Spectroscopy

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Soil compaction is a significant form of soil degradation in Europe, reducing agricultural productivity, limiting carbon sequestration and increasing greenhouse gases emissions. In response, the forthcoming European Union Soil Monitoring and Resilience Law requires spatial assessment of topsoil and subsoil compaction risk at district, that is,
Felipe Bachion de Santana   +7 more
wiley   +1 more source

Driving factors analysis and risk prediction of ecological environment in typical coal mining area of Western China

open access: yesMeitan xuebao
The extraction of coal seam could induce a series of ecological environment problems in arid and semi-arid mining area of Northwest China. In order to clarify the driving factors of ecological environment in coal mining areas and form an ecological risk ...
Qiangmin WANG   +7 more
doaj   +1 more source

Assessment of the potential of MERIS near-infrared water vapour products to correct ASAR interferometric measurements [PDF]

open access: yes, 2006
Atmospheric water vapour is a major limitation for high precision Interferometric Synthetic Aperture Radar (InSAR) applications due to its significant impact on microwave signals.
Albert, P.   +5 more
core   +1 more source

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