Publications de Joël Chételat

Persistent spatial clusters of high body mass index in a Swiss urban population as revealed by the 5-year GeoCoLaus longitudinal study

Joël Chételat, Stéphane Joost, Solange Catherine Gaillard, Fred Michel Paccaud, Murielle Bochud, Idris Guessous

OBJECTIVE Body mass index (BMI) may cluster in space among adults and be spatially dependent. Whether and how BMI clusters evolve over time in a population is currently unknown. We aimed to determine the spatial dependence of BMI and its 5-year evolution i ...

Bmj Publishing Group2016

Past and future landscape dynamics in pasture-woodlands of the Swiss Jura Mountains under climate change

Joël Chételat, Alexandre Buttler, François Gillet, Thomas Spiegelberger, Alexander Ludwig Johannes Peringer

Silvopastoral systems are traditional components of the landscape in the Swiss Jura Mountains, and are promising approaches for the sustainable management of mountain areas worldwide. Due to complex vegetation dynamics, pasture-woodlands are very vulnerabl ...

Resilience Alliance2013

A Contextual Analysis of Land-Use and Vegetation Changes in Two Wooded Pastures in the Swiss Jura Mountains

Joël Chételat, Michaël Kalbermatten, Alexandre Buttler, François Gillet, Thomas Spiegelberger, Kathryn Lannas, Alexander Ludwig Johannes Peringer

This study examines the effects of land-use policies and natural events on the evolution of two wooded pastures in the Jura Mountains in Switzerland between 1934 and 2000. The socioeconomic context and the local conditions were seen as major driving forces ...

Resilience Alliance2013

Preservation of Wooded pastures in the Jura: climatic and agricultural Policy challenges

Joël Chételat, Alexandre Buttler, François Gillet, Pierre Rémi Mariotte, Thomas Spiegelberger, Konstantin Svetlozarov Gavazov, Alexander Ludwig Johannes Peringer

Agrarforschung2012

Éléments méthodologiques de diagnostic paysager utilisant les systèmes d'information géographique

Joël Chételat

Although landscape is not a recent notion, its place in environmental management is now of major concern. Unprecedented land transformations have become a source of worry in terms of impacts on the landscape. The dynamics are still poorly understood and ne ...

EPFL2005