Evaluation of the effect of selective logging on the energy-water and carbon exchange processes

Rafael Rosolem*, Luis A. Bastidas, W. James Shuttleworth, Luis G. Goncalves De Goncalves, Eleanor J. Burke, Humberto R. Da Rocha, Scott D. Miller, Michael L. Goulden

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

    5 Citations (Scopus)
    19 Downloads (Pure)

    Abstract

    This paper discusses the effect of selective logging on the energy, water, and carbon exchange of tropical forest. We apply multi -objective sensitivity analysis and parameter estimation procedures (MOGSA-UA and MOSCEM-UA) developed at the University of Arizona, USA, to the Simple Biosphere Model 2 (SiB2) at a single site in the Amazon Basin (specifically, the Santarem kin 83 - LBA site) under two different conditions, i.e. before and after selective logging of the natural forest. It is assumed that logging did not change soil parameters and the results confirm our working hypothesis that the limited changes in the vegetation cover also do not greatly affect the preferred model parameter values in these two cases. However, the results do show that parameter identification procedures are able to retrieve meaningful values for the parameters and do yield an improvement of between 30 and 70% in the root mean square error when compared to using the default parameter values in SiB2.

    Original languageEnglish
    Title of host publicationRegional Hydrological Impacts of Climatic Change - Hydroclimatic Variability
    EditorsS Franks, T Wagener, E Bogh, HV Gupta, L Bastidas, C Nobre, CDO Galvao
    Place of PublicationWALLINGFORD
    PublisherInternational Association of Hydrological Sciences Publications
    Pages118-125
    Number of pages8
    ISBN (Print)978-1-901502-13-8
    Publication statusPublished - 2005
    EventInternational Symposium on Regional Hydrological Impacts of Climatic Variability and Change - Foz do Iguaco, Brazil
    Duration: 3 Apr 20059 Apr 2005

    Publication series

    NameIAHS PUBLICATION
    PublisherINT ASSOC HYDROLOGICAL SCIENCES
    Volume296
    ISSN (Print)0144-7815

    Conference

    ConferenceInternational Symposium on Regional Hydrological Impacts of Climatic Variability and Change
    Country/TerritoryBrazil
    CityFoz do Iguaco
    Period3/04/059/04/05

    Keywords

    • selective logging
    • MOGSA-UA
    • MOSCEM-UA
    • carbon flux
    • LBA
    • energy-water fluxes
    • ATMOSPHERIC GCMS
    • parameter estimation
    • MULTICRITERIA METHODS
    • FOREST
    • Amazonia
    • GLOBAL OPTIMIZATION
    • SiB2
    • SURFACE PARAMETERIZATION SIB2
    • SIMPLE BIOSPHERE MODEL

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