British Broadcasting Corporation
Valley once covered by a glacier in the Swiss Alps
Please turn on JavaScript. Media requires JavaScript to play.
AdvertisementA Swiss resort is offering climate change hiking trips to show the changes in the landscape scientists say are the result of global warming.
Mobile phones with GPS show the area as it once was, but melting and retreating glaciers have caused huge changes to the area - not least flooding and landslides.
Imogen Foulkes reports from the Swiss resort of Grindelwald.
Rom Houben
'Coma' man conscious for yearsAntarctica
Nasa lasers measure Antarctic iceThe Queen
Queen and Duke arrive in BermudaSusan Boyle
Susan Boyle mobbed in New YorkMan reconnects electricity supply
How Soweto's poor get free electricityQuantcast
BBC © MMIX
The BBC is not responsible for the content of external internet sites.
This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.watch One-Minute World News