'There could be other Anak Krakataus'
How many volcanoes around the world have the potential to collapse and generate tsunamis?
Locating the 'oldest ice' in Antarctica
An ambitious project to retrieve a continuous record of Earth's atmosphere and climate stretching back 1.5 million years is officially "go".
Site chosen to drill 'oldest ice'
European scientists will go to a high spot in East Antarctica to retrieve a 1.5-million-year-long climate record.
'The last forests of Antarctica'
Scientists call for more research into the last time when atmospheric carbon dioxide levels were the same as today.