Exhibition: Retreat of the ice giants.

Focuses on the exhibition, entitled "Glaciers in the Greenhouse," featuring postcards of glaciers in Germany, Austria, Switzerland, Italy and France, collected by Wolfgang Zangl and Sylvia Hamberger, at the Alpine Museum in Munich, Germany. Role of glaciers in the Alpine water balance; Factors contributing to the decline in the number of glaciers in the Alps; Presentation of diagrams to illustrate the problem of global warming in the twentieth century.