Multi-temporal land use mapping using remotely sensed techniques and the integration of a pollutant load model in a GIS
Identifieur interne : 00AB84 ( Main/Exploration ); précédent : 00AB83; suivant : 00AB85Multi-temporal land use mapping using remotely sensed techniques and the integration of a pollutant load model in a GIS
Auteurs : Daniel Ierodiaconou [Australie] ; Laurie Laurenson [Australie] ; Marc Leblanc [Australie] ; Frank Stagnitti [Australie] ; Gordon Duff [Australie] ; Scott Salzman [Australie]Source :
- IAHS-AISH publication [ 0144-7815 ] ; 2004.
Descripteurs français
- Pascal (Inist)
- Victoria, Utilisation terrain, Polluant, Modèle, Système information géographique, Elément nutritif, LANDSAT, Classification, Azote, Phosphore, Chargement, Exportation, Télédétection spatiale, Gestion, Cartographie, Pollution, Thematic Mapper, Transport fluviatile, Action anthropique, Milieu aquatique.
- Wicri :
- topic : Polluant, Classification, Azote, Phosphore, Chargement, Exportation, Gestion, Cartographie, Pollution, Milieu aquatique.
English descriptors
- KwdEn :
Abstract
Estimation of nutrient load production based on multi-temporal remotely sensed land-use data for the Glenelg-Hopkins region in southwest Victoria, Australia, is discussed. Changes in land use were mapped using archived Landsat data and computerized classification techniques. Land-use change is unparalleled in recent history, with 13% of the region transformed in the last decade. Total nitrogen and phosphorus loading were estimated using an export coefficient model. The analysis demonstrated a disturbing increase in nitrogen and phosphorus loadings from 1995 to 2002. Whilst such increases were suspected from past anecdotal and ad-hoc evidence, our modelling quantitatively estimated such increases and thus demonstrated the enormous potential of using remote sensing and GIS for monitoring land-use change and hence improve land-use management.
Affiliations:
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Le document en format XML
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<term>Victoria Australia</term>
<term>aquatic environment</term>
<term>cartography</term>
<term>classification</term>
<term>export</term>
<term>geographic information systems</term>
<term>human activity</term>
<term>land use</term>
<term>loading</term>
<term>management</term>
<term>models</term>
<term>nitrogen</term>
<term>nutrients</term>
<term>phosphorus</term>
<term>pollutants</term>
<term>pollution</term>
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<keywords scheme="Pascal" xml:lang="fr"><term>Victoria</term>
<term>Utilisation terrain</term>
<term>Polluant</term>
<term>Modèle</term>
<term>Système information géographique</term>
<term>Elément nutritif</term>
<term>LANDSAT</term>
<term>Classification</term>
<term>Azote</term>
<term>Phosphore</term>
<term>Chargement</term>
<term>Exportation</term>
<term>Télédétection spatiale</term>
<term>Gestion</term>
<term>Cartographie</term>
<term>Pollution</term>
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<term>Transport fluviatile</term>
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<front><div type="abstract" xml:lang="en">Estimation of nutrient load production based on multi-temporal remotely sensed land-use data for the Glenelg-Hopkins region in southwest Victoria, Australia, is discussed. Changes in land use were mapped using archived Landsat data and computerized classification techniques. Land-use change is unparalleled in recent history, with 13% of the region transformed in the last decade. Total nitrogen and phosphorus loading were estimated using an export coefficient model. The analysis demonstrated a disturbing increase in nitrogen and phosphorus loadings from 1995 to 2002. Whilst such increases were suspected from past anecdotal and ad-hoc evidence, our modelling quantitatively estimated such increases and thus demonstrated the enormous potential of using remote sensing and GIS for monitoring land-use change and hence improve land-use management.</div>
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<tree><country name="Australie"><noRegion><name sortKey="Ierodiaconou, Daniel" sort="Ierodiaconou, Daniel" uniqKey="Ierodiaconou D" first="Daniel" last="Ierodiaconou">Daniel Ierodiaconou</name>
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<name sortKey="Duff, Gordon" sort="Duff, Gordon" uniqKey="Duff G" first="Gordon" last="Duff">Gordon Duff</name>
<name sortKey="Laurenson, Laurie" sort="Laurenson, Laurie" uniqKey="Laurenson L" first="Laurie" last="Laurenson">Laurie Laurenson</name>
<name sortKey="Leblanc, Marc" sort="Leblanc, Marc" uniqKey="Leblanc M" first="Marc" last="Leblanc">Marc Leblanc</name>
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