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Université de Fribourg

High-resolution monitoring of water temperature and oxygen concentration in Lake Murten (Switzerland)

Kateb, Akram El ; Rüggeberg, Andres ; Stalder, Claudio ; Neururer, Christoph ; Spezzaferri, Silvia

In: Swiss Journal of Geosciences, 2018, vol. 111, no. 3, p. 501–510

Lake Murten is located in the Lake District in western Switzerland and so far, it has been poorly investigated. The Environmental Service of Fribourg (SEn) has monitored this lake once a month for several years by water profiles (water temperature, pH, dissolved oxygen, conductivity) at its deepest part. The SEn identified the stratification of water masses as one of the main causes for...

Haute Ecole de Gestion & Tourisme

Crisis management strategy for a small adventure tour operator specialised in Madagascar

Voide, Cindy ; Wilk, Rolf (Dir.)

Mémoire de bachelor : Haute Ecole de Gestion & Tourisme, 2016.

This paper intends to explore ways a small tour operator specialised in Madagascar can prepare itself for a crisis and how it can manage one most efficiently by its own means. In order to do so, interviews with professionals working for tour operators have been carried out to gather qualitative data about their practices. In addition to this, a couple of experts in this field of crisis...

Haute Ecole de Gestion & Tourisme

Mise en tourisme des cols de la région de Martigny, spécifiquement les cols de Tête Noire, Forclaz, des Montets et du Grand-Saint-Bernard : élaboration d’un circuit touristique cyclable sous la forme d’une offre combinée : visite des frontières au fil de l’eau

Osowiecki, Line ; Perruchoud-Massy, Marie-Françoise (Dir.)

Mémoire de bachelor : Haute Ecole de Gestion & Tourisme, 2016.

Ce travail a pour objectif de créer un circuit cyclable en tant qu’offre combinée passant par les cols du Grand-Saint-Bernard, de la Forclaz, de Tête Noire et des Montets, ce qui permettrait au Valais de mieux se positionner comme destination phare pour le vélo. Il offre tout d’abord un tour d’horizon du tourisme en général ainsi que du cyclotourisme en Suisse, plus...

Université de Fribourg

Monitoring of seasonal glacier mass balance over the European Alps using low-resolution optical satellite images

Drolon, Vanessa ; Maisongrande, Philippe ; Berthier, Etienne ; Wwinnen, Else ; Huss, Matthias

In: Journal of Glaciology, 2016, vol. 62, no. 235, p. 912–927

We explore a new method to retrieve seasonal glacier mass balances (MBs) from low- resolution optical remote sensing. We derive annual winter and summer snow maps of the Alps during 1998–2014 using SPOT/VEGETATION 1 km resolution imagery. We combine these seasonal snow maps with a DEM to calculate a ‘mean regional’ altitude of snow (Z) in a region surrounding a glacier. Then, we compare...