Abrupt warming events may have helped kill off megafauna species like the mammoth. AAP Image/James Shrimpton

Abrupt climate warming, not cold snaps, kicked off megafauna extinction: study

New research challenges previously held views that the Ice Age, giant biblical floods or hunting by humans were the key drivers behind the disappearance of megafauna.
Antarctica is still a frontier - but it is rapidly changing. Eugene Kaspersky/Flickr

In Conversation: what does the future hold for Antarctica?

Antarctica is a continent less suited to human habitation than any other. Temperatures rise above freezing only briefly on the northern Antarctic peninsula. At the coast mean temperatures range between…
Tony Press, John Keane, and Chris Turney. Giovanni Navarria

In Conversation on Antarctic sovereignty: full discussion

Antarctica is a continent less suited to human habitation than any other. Temperatures rise above freezing only briefly on the northern Antarctic peninsula. At the coast mean temperatures range between…

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