Regional carbon dioxide and energy fluxes from airborne observations using flight-path segmentation based on landscape characteristics (Articolo in rivista)

Type
Label
  • Regional carbon dioxide and energy fluxes from airborne observations using flight-path segmentation based on landscape characteristics (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.5194/bg-7-1307-2010 (literal)
Alternative label
  • Vellinga OS, Gioli B., Elbers JA, Holtslag AAM, Kabat P, Hutjes RWA (2010)
    Regional carbon dioxide and energy fluxes from airborne observations using flight-path segmentation based on landscape characteristics
    in Biogeosciences (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Vellinga OS, Gioli B., Elbers JA, Holtslag AAM, Kabat P, Hutjes RWA (literal)
Pagina inizio
  • 1307 (literal)
Pagina fine
  • 1321 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.biogeosciences.net/7/1307/2010/bg-7-1307-2010.html (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 7 (literal)
Rivista
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Wageningen University, Earth-System Science & Climate-Change Group, Wageningen, The Netherlands Institute of Biometeorology, IBIMET-CNR, Florence, Italy Wageningen University, Meteorology & Air-Quality Group, Wageningen, The Netherlands (literal)
Titolo
  • Regional carbon dioxide and energy fluxes from airborne observations using flight-path segmentation based on landscape characteristics (literal)
Abstract
  • This paper presents an analysis of regional fluxes obtained with a small aircraft over heterogeneous terrain in the south-west of France, during the large scale field experiment CERES'07. We use a method combining variable flight-path segmentation with basic airborne footprint analysis. The segmentation is based on topography, land use and soil type, using a.o. satellite imagery and digital maps. The segments are delineated using an average footprint length, based on all flights, and segment lengths, which are variable in space but not in time. The method results in segment averaged carbon and energy fluxes, which are shown to be representative of regional fluxes. Our analysis is focussed on carbon dioxide, heat and evaporative fluxes around solar noon. We will show that spatial and seasonal variations in the fluxes can be linked to the underlying landscape. In addition, a comparison between the airborne data and ground flux data is made to support our results. However, due to the incompleteness of ground data for some predominant vegetation types (even in such a data dense context), upscaling of ground data to regional fluxes was not possible. Without the comparison, we are still able to demonstrate that aircraft can provide direct and meaningful estimates of regional fluxes of energy and carbon dioxide. (literal)
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