The Mont-Blanc glaciers, just over an hour from Geneva, are melting a month ahead of schedule after a low-snow winter and June's record heatwave.
The Chamonix Guides president Olivier Greber says he has never seen the mountains this dry in early July.
High-altitude guides are already facing fewer viable routes, with rockfalls multiplying and the freezing level climbing past 4,000 metres.
Politician on trial accused of rape and drug assault
Swiss People's Party says EU treaty helps crime
Waterways dry
Jim's British Market changes hands
Storms possible at end of week
Penthouse flats lose appeal
