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You are here : Home > Science
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> Thèmes de recherche
Last Uptade : June 2001
Environmental Information Systems
Representation and processing
of spatial dynamics in hydrology -
Spatial analysis
for air quality modeling - TIS
land use management
The application of the Industrial risk
assessment and environmental management research subject to
the scale of a geographic territory, as defined by local authorities
and government (metropolitan areas, cities, counties, state, etc...
) brings out the need for land use management tools. These must
be well suited for the management of both human and natural activities.
There currently is a high demand in management and tracking of waterways
in the Rhône-Alpes region. The French Water Act is at the
origin of numerous operations of diagnosis of most waterways and
imposes quality goals to be reached in the coming decades.
The processing of this field requires many specialized topics:
Spatial dynamics processing, in particular in the domain of water
and diffuse or accidental pollutions.
Quality
control of geographic data, geomatics and metadata.
Creation
and development of GIS in water and landscape management.
Knowledge
of source pollution reduction techniques (sharing, grouping of effluent
treatment installations, ...)
The ENSM.SE is in charge of a regional program
of research on the development and application of GIS in the field
of environmental sciences. It is a leader of the regional network
on GIS in Rhône-Alpes called SIGURA.
Representation and processing
of spatial dynamics in hydrology
Pr. D. Graillot, Dr. R. Dechomets, Pr. Ph.
Davoine, Dr. M. Batton-Hubert, Ing. A. Tardy, Ing. A. Pauze
Keywords
Geographic Information Systems, Hydrological model,
Spatial analysis, Water resources, Management, Hydrology / Hydrogeology,
Pollution, multiphase flow, Dispersivity
Objectives
Design a decision support system for
water resources management compliant to French regulation.
Enable
the model to take into account temporal and spatial variability
of the hydrological data.
Estimation
of water resources on ungauged watersheds and bassins.
Protection
of groundwater; protective zones
Rehabilitation
of industrial sites along river in alluvium (Gravel pits exploitation)
Appropriated
modeling of multiphasic hydrocarbon pollutions (LNAPL) in the subsurface
media
Methodology
Coupling of GIS with hydrological model
Estimating
the minimal spatial resolution required of data input
dentification
of water resource vulnerability (time of transfer of a pollution)
Coupling
of infiltration models in the vadose zone to propagation models
in the saturated zone in hydrogeology
Fitting of dispersivity coefficients in hydrogeological setting
Introduction of Bézier shapes in Analytic Element Modeling
Recent and on-going thesis subjects
Spatial modeling for integrated water
resources management
Application to superficial water flow simulation, nitrate filtering
effects of natural vegetation, protection of wetlands
by F. Laurent
Oct. 1996
Spatial analysis for the risk assessment
of hydrocarbon pollution in groundwater
Modeling of the propagation of multiphasic pollutions; influence
of the tracing scale on the coefficients of dispersion
by W. Anker
Nov. 1997
Compared analysis of numerical hydrogeological
models by discrete and analytic methods
by Ph. Le Grand, M.S.
Due end. 2001
Coupling
of GIS and hydrodynamic models for characterizing interactions between
rivers and aquifers
Application to the rehabilitation of gravel pits along the river
Loire
by D. Mimoun
Due end. 2002
Partners
Ecole des Mines de Paris
Moscow
State University
University
of Minnesota
IRD
Parc
Naturel du Pilat
Region
Rhône-Alpes
INSA
Lyon
INP
Grenoble
Cémagref
Université Jean Monnet
CNRS
(Research group 1041)
Spatial analysis for
air quality modeling
Dr. M. Batton-Hubert, Ing. A. Pauze
Keywords
Geographic Information Systems, Spatial analysis,
Air quality, Urban atmospheric pollutants, air quality measuring,
chemical microsensors
Objectives
Introduce a decision support system tool to
French Air Quality Supervision Network Managers involved in the
application of air regulations and European directives.
Methodology
Creation of chemical microsensors in
order to bring a global information on the pollution level ( concentrations
of CO, NO, NO )
Signal
processing (variation of conductance vs. sensor temperature)
Modeling
of micrometeorology
Multinesting
modeling
Space-
and time- analysis of the evolution of urban emissions: identification,
quantification, distribution and modeling
Coupling of model to GIS
Recent and on-going thesis subjects
Interpretation of the urban atmospheric
pollutant measurements based on emissions analysis and modeling
Application to the metropolitan area of Saint-Etienne
by G. Mounier
Due end 2001
Partners
AMPASEL
EPF Lausanne
Ecole Centrale de Lyon
Ecole
Centrale de Nantes
ERIEE,
Ecole des Mines d'Alès
Université
de Roanne
Territorial Information
Systems (TIS): GIS applied to land use management
Pr. D. Graillot, Dr. R. Dechomets, Dr. M. Batton-Hubert,
Ing. A. Pauze
Keywords
Risk Analysis, Spatial decision support system,
visualization, Land use management, industrial wastewater treatment,
Geographic Information Systems
Objectives
Evaluation of quality criteria of the
geographic information in GIS
Providing
a comprehensive visualization to the end user: regulators, companies,
public authorities, citizens, ...
Develop approprite tools for the optimization of land use management
at the local scale
Methodology
Production of specific databases dedicated
to type of activities ( industrial, tourism, water supply, ...)
and to decision levels
Mapping
of hydrological vulnerability indicators and parameters
Thematic,
multi-critria mapping
Automated
learning process for determining the criteria preferences of decision
makers
Management
of uncertainty and ambiguity
Recent and on-going thesis subjects
Ambiguity and uncertainty in GIS design
Application to land use management for industrial wastewater handling
in mechanical industry
by V. Roche
Due end 2000
Partners
Université de Montréal
- Faculté d'aménagement / Institut d'urbanisme
Institut
d'Urbanisme de Lyon (IUL)

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