The World of Yesterday but hated politics and shunned political engagement. His autobiography shows some reluctance to analyse Nazism as a political ideology; he tended simply to regard it as the rule of one particularly evil man, Hitler. Zweig was struck that the "Berghof", Hitler's mountain residence in Berchtesgaden, was just across the valley from his own house outside Salzburg. Berchtesgaden was an area of early Nazi activity. Zweig believed strongly in Europeanism against nationalism. Zweig also describes his passion for collecting manuscripts, mostly literary and musical. Zweig collaborated in the early 1930s with composer Richard Strauss on the opera "Die schweigsame Frau", which
Retreat of glaciers since 1850 / Juliana ice cap disappeared in the 1990s. and the Idenburg glacier on Ngga Pilimsit dried up in 2003. This leaves only the remnants of the once continuous icecap on New Guinea's highest mountain, Mount Carstensz with the high Puncak Jaya summit, which is estimated to have had an area of in 1850. For this mountain there is photographic evidence of massive glacial retreat since the region was first extensively explored by airplane in 1936 in preparation for the peak's first ascent. Between then and 2010, the mountain lost 80 percent of its ice — two-thirds of which since another