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11 p, 7.4 MB |
Soil erosion monitoring in quarry restoration using drones
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Carabassa, Vicenç (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Montero, Pau (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Alcañiz, Josep M. (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia)
Mining is an essential activity that supports the provision of raw materials. However, the extraction process of mining has deep environmental impacts. For this reason, restoration actions are mandatory, and monitoring is a key step in ensuring the renaturalization of affected areas. [...]
2021 - 10.3390/min11090949
Minerals, Vol. 11, Issue 9 (September 2021) , art. 949
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14 p, 4.1 MB |
StratoTrans : Unmanned Aerial System (UAS) 4G communication framework applied on the monitoring of road traffic and linear infrastructure
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Guirado, Robert (Universitat Politècnica de Catalunya) ;
Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Zoroa, Albert (Exodronics) ;
Olivert, José (EACOM) ;
Bukva, Anica (Centre Tecnològic de Catalunya) ;
Cavestany, Pedro (Centre Tecnològic de Catalunya)
This study provides an operational solution to directly connect drones to internet by means of 4G telecommunications and exploit drone acquired data, including telemetry and imagery but focusing on video transmission. [...]
2021 - 10.3390/drones5010010
Drones, Vol. 5, núm. 1 (2021) , p. 10
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11 p, 3.0 MB |
Comparison of four UAV georeferencing methods for environmental monitoring purposes focusing on the combined use with airborne and satellite remote sensing platforms
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Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Muñoz, Francisco-Javier (HEMAV S.L.) ;
Planas, Jordi 1950- (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Pons, Xavier (Universitat Autònoma de Barcelona. Departament de Geografia)
This work is aimed at the environmental remote sensing community that uses UAV optical frame imagery in combination with airborne and satellite data. Taking into account the economic costs involved and the time investment, we evaluated the fit-for-purpose accuracy of four positioning methods of UAV-acquired imagery: 1) direct georeferencing using the onboard raw GNSS (GNSSNAV) data, 2) direct georeferencing using Post-Processed Kinematic single-frequency carrier-phase without in situ ground support (PPK1), 3) direct georeferencing using Post-Processed Kinematic double-frequency carrier-phase GNSS data with in situ ground support (PPK2), and 4) indirect georeferencing using Ground Control Points (GCP). [...]
2019 - 10.1016/j.jag.2018.10.018
International journal of applied earth observation and geoinformation, Vol. 75 (March 2019) , p. 130-140
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1 p, 134.6 KB |
UAS remote sensing products for supporting extraction management and restoration monitoring in open-pit mines
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Carabassa, Vicenç (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Montero, Pau (Universitat Autònoma de Barcelona) ;
Crespo, Marc (Universitat Autònoma de Barcelona) ;
Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Balagué Estrems, Jaume (Universitat Autònoma de Barcelona. Departament de Psiquiatria i de Medicina Legal) ;
Alcañiz, Josep M. (Josep Maria) (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Brotons, Lluís (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Pons, Xavier (Universitat Autònoma de Barcelona. Departament de Geografia)
Accurate mapping of open-pit mine areas is a prerequisite for the efficient resource management of extractive companies, but also detailed mapping is a requirement for public administrations, especially regarding the monitoring of restored areas. [...]
2019 - 10.3390/proceedings2019030004
Proceedings, Vol. 30 (2019) , p. 1-4
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26 p, 20.7 MB |
Radiometric correction of simultaneously acquired Landsat-7/Landsat-8 and Sentinel-2A imagery using Pseudoinvariant Areas (PIA) : Contributing to the Landsat time series legacy
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Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Pons, Xavier (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Aragonés, David (Estación Biológica de Doñana) ;
Díaz-Delgado, Ricardo (Estación Biológica de Doñana) ;
García, Diego (Estación Biológica de Doñana) ;
Bustamante, Javier (Estación Biológica de Doñana) ;
Pesquer Mayos, Lluís (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
Domingo-Marimon, Cristina (Centre de Recerca Ecològica i d'Aplicacions Forestals) ;
González Guerrero, Óscar (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Cristóbal, Jordi (University of Alaska Fairbanks) ;
Doktor, Daniel (Helmholtz Centre for Environmental Research-UFZ) ;
Lange, Maximilian (Helmholtz Centre for Environmental Research-UFZ)
The use of Pseudoinvariant Areas (PIA) makes it possible to carry out a reasonably robust and automatic radiometric correction for long time series of remote sensing imagery, as shown in previous studies for large data sets of Landsat MSS, TM, and ETM+ imagery. [...]
2017 - 10.3390/rs9121319
Remote sensing (Basel), Vol. 9, Issue 12 (December 2017) , art. 1319
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30 p, 1.8 MB |
L'incendi de 1998 a la Catalunya Central. Anàlisi dels canvis en les cobertes del sòl (1956- 2009) a diferents escales, d'incendi i de finca
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Padró Garcia, Joan-Cristian (Universitat Autònoma de Barcelona. Departament de Geografia) ;
Badia i Perpinyà, Anna (Universitat Autònoma de Barcelona. Departament de Geografia)
L'objectiu d'aquest treball és fer una diagnosi de l'incendi ocorregut l'any 1998 a la Catalunya Central, a partir de l'anàlisi dels canvis en les cobertes del sòl a diferents escales i la seva relació amb els Grans Incendis Forestals (GIF). [...] El objetivo de este trabajo es hacer un diagnóstico del incendio ocurrido en 1998 en la Catalunya Central, a partir del análisis de los cambios en las cubiertas del suelo a diferentes escalas y su relación con los Grandes Incendios Forestales (GIF). [...] The aim of this study is to diagnose the wildfire occurred in 1998 in Central Catalonia, based on the changes in land cover at different scales analysis and its relation to Great Forest Fires (GIF). Methodologically, the study combines quantitative analysis (land cover) with the analysis of qualitative (two interviews with affected landowners). [...]
2017 - 10.2436/20.3002.01.125
Treballs de la Societat Catalana de Geografia, Núm. 83 (2017) , p. 77-106
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