A Postdoc position is open at "Departement de Geophysique Spatiale et Planetaire de l'Institut de Physique du Globe de Paris" in the framework of the SPECTRE project for studying ionospheric perturbations associated to Earth-Atmosphere coupling. Details are avalaible at the following web page: ganymede.ipgp.jussieu.fr/GB/recrutement/Postdoc.SPECTRE.html Deadline for Applications is 15th November 2004.