Results 31 to 40 of about 4,156 (115)

Mapping the World's River Levees: A Hyper‐Resolution Levee Database Based on Digital Elevation Models

open access: yesGeophysical Research Letters, Volume 52, Issue 11, 16 June 2025.
Abstract The flooding of rivers can be both beneficial and disastrous to society. As global climate change progresses, hazard mapping utilizing river models has become crucial for mitigating disastrous consequences. Accurate inundation predictions from such models rely on precise data on the locations of levees.
Do Ngoc Khanh   +7 more
wiley   +1 more source

Assessing the Impact of LiDAR Density and Input Features on Forest Canopy Height Estimation Through XGBoost, CNN, and CNN + Transformer Approaches

open access: yesRemote Sensing
Accurate estimation of forest Canopy Height Model (CHM) is essential for understanding ecosystem structure, biomass, and carbon dynamics. Machine learning (ML) and deep learning (DL) models have shown strong potential when trained using LiDAR-derived ...
Sergio Sierra   +3 more
doaj   +1 more source

Mapeo de áreas inundadas utilizando imágenes de radar TanDEM-X en Acapulco de Juárez, Guerrero-México

open access: yesTerra Digitalis, 2018
El presente mapa tiene por objetivo evidenciar el uso de imágenes de radar de alta resolución TanDEM-X en la identificación de zonas inundadas asociadas a la tormenta tropical “Manuel” ocurrida entre el 14 y 16 de septiembre de 2013, en el municipio de ...
Pablo Flores-Lorenzo   +1 more
doaj   +1 more source

Dos Miradas a la Autenticidad: Nostalgia Sensorial y Nostalgia de Conquista en el Campo Culinario Mexicano de la Ciudad de Nueva York

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 30, Issue 2, June 2025.
ABSTRACT This article analyzes the different expressions of authenticity, fidelity, and genuineness surrounding the Mexican culinary scene in New York. On the one hand, self‐identified Mexicans express sensory and memory nostalgia during the production and consumption of foods they recognize as their own.
Axel G. Elías Jiménez
wiley   +1 more source

Modelos de información geográfica.

open access: yesEstudios Geográficos, 1994
lnformación Geográfica y Sistemas de Información Geográfica, 2. En este artículo pasamos revista a algunos de los aspectos cruciales de la tecnología de los Sistemas de Información Geográfica (SIG).
Juan A. Cebrián
doaj   +1 more source

Cultural keystone species as a tool for biocultural stewardship. A global review

open access: yesPeople and Nature, Volume 7, Issue 5, Page 947-959, May 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract The cultural keystone species (CKS) concept (i.e. ‘species that shape in a major way the cultural identity of a people’ as defined by Garibaldi and Turner in 2004) has been proposed as part of a common framing for the multiple entangled relationships between species and
Giulia Mattalia   +15 more
wiley   +1 more source

Paisajes cordilleranos y peligrosidad natural. El caso de San Martín de los Andes, Neuquén

open access: yesBoletín Geográfico
La ciudad de San Martín de los Andes, cabecera del departamento Lacar en la provincia del Neuquén, ha manifestado en las últimas dos décadas un significativo crecimiento poblacional.
Elsie Marcela Jurio   +3 more
doaj   +2 more sources

SISTEMAS DE INFORMACIÓN GEOGRÁFICA

open access: yesIndustrial Data, 1999
El presente artículo da alcances de los sistemas que trabajan con informaciones georeferenciadas, estos son sistemas gráficos intuitivos relacionados con bases de datos.
Oswaldo Rojas Lazo
doaj   +1 more source

Local Climatic Effects on Colonisation and Extinction Drive Changes in Mountain Butterfly Communities

open access: yesDiversity and Distributions, Volume 31, Issue 1, January 2025.
ABSTRACT Aim The capacity of cool refugia to protect cold‐adapted species against climate change may depend on both their initial climatic conditions and how quickly these change. We test how local climatic conditions influence mountain butterfly communities via their effects on colonisation and local extinction.
Guim Ursul   +5 more
wiley   +1 more source

Análisis de posibles errores en la base de datos Corine Land Cover (1990-2000) en la Comunidad de Madrid

open access: yesEstudios Geográficos, 2008
El conocimiento del estado de la ocupación del suelo, mediante la utilización de la cartografía CORINE Land Cover, es de vital importancia para el estudio del sistema dinámico de interacción hombre-medio.
Rafael Catalá Mateo   +2 more
doaj   +1 more source

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