Results 51 to 60 of about 6,381 (231)

Caracterización de la vulnerabilidad paisajística de un entorno natural. Aplicación en el Valle del Ambroz, municipio de Hervás

open access: yesEstudios Geográficos, 2018
Los estudios actuales de evaluación paisajística estiman la calidad y fragilidad del paisaje, empleando herramientas de análisis espacial para su valoración, caracterizando aspectos tanto ecológicos como estéticos y valorando óptimamente la vegetación ...
Sandra Martínez-Cuevas   +3 more
doaj   +1 more source

Impacts of the May 2024 Extreme Geomagnetic Storm on Global High‐Accuracy GPS Positioning Solutions

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract The May 2024 geomagnetic storm has been recognized as the most severe one in the past two decades and was categorized as an “extreme” (G5) event according to the NOAA space weather scales. This study applies Precise Point Positioning (PPP) software PRIDE PPP‐AR to over 5,800 worldwide GNSS receiver data to highlight the vulnerability of high ...
Zhe Yang, Y. T. Jade Morton
wiley   +1 more source

Una panoramica sui ricevitori GPS geodetici

open access: yesGEOmedia, 2016
Una panoramica sui ricevitori GPS ...
Redazione Redazione
doaj   +2 more sources

Trattato di Geodesia Teoretica [PDF]

open access: yesNature, 1905
SIGNOR PIZZETTI has treated the subject of geodesy in a thoroughly exhaustive manner. The theoretical portion of the book, dealing with the formulae used in geodesy, is very ably demonstrated, and the mathematical proofs of the various problems are sufficiently clear to be easily followed by those practically uninitiated in the subject.
openaire   +1 more source

Introduction pages, Nova Geodesia 3(2), 2023

open access: yes, 2023
Nova Geodesia (https://novageodesia.ro), Issue 2, Volume 3, 2023: The papers published in this issue represent interesting novelties in different topics of geodetic science or related fields.
Paul SESTRAS, SESTRAS, Paul
core   +1 more source

Un GIS INTRA SITE per la Valle del Colosseo

open access: yesGEOmedia, 2005
Lo scavo del settore occidentale dell’attuale Piazza del Colosseo, svoltosi presso l’area della Meta Sudans (1986-2003) e diretto dalla Prof.ssa Clementina Panella, ha restituito una documentazione imponente.
Emanuele Brienza
doaj   +2 more sources

Asymmetries in the Temporal Variation of the Electron Content During a Solar Eclipse

open access: yesEarth and Space Science, Volume 12, Issue 7, July 2025.
Abstract Solar eclipses offer a unique opportunity to study rapid variations in the Earth's atmosphere. By accurately modeling the timing and magnitude of obscuration caused by the Moon's shadow, we can investigate the eclipse's impact on the behavior of the Earth's ionosphere.
A. Meza   +4 more
wiley   +1 more source

Comunicaciones presentadas en la "5ª Asamblea Hispano-Portuguesa de Geodesia y Geofísica", Sevilla, 2006. [PDF]

open access: yes, 2007
Estudio de errores en el modelo oceánico regional (CIAM) de las Islas Canarias. J. Arnoso, M. Benavent y F.C. Montesinos. Bases de calibración de aItímetros en Cabo de Begur e Ibiza. Juan J.
CSIC-UCM - Instituto de Astronomía y Geodesia (IAG)
core  

Introduction pages, Nova Geodesia 2(1), 2022

open access: yes, 2022
Nova Geodesia (https://novageodesia.ro), Issue 1, Volume 2, 2022: The papers published in this issue represent interesting novelties in different topics of geodetic science.
Paul SESTRAS, SESTRAS, Paul
core   +1 more source

Comparación de los resultados en la resolución de ambigüedades para una red de estaciones GNSS en Europa con el uso de datos GPS y la combinación con datos GLONASS, utilizando el programa de procesamiento Bernese

open access: yesUniciencia, 2017
Los parámetros de la ambigüedad en las ecuaciones de observación originales son números enteros. Técnicamente son necesarios dos pasos para fijar las ambigüedades: primero, los parámetros son estimados como valores reales; en el segundo paso se fijan a ...
Diana Paniagua-Jiménez   +1 more
doaj   +1 more source

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