Our Changing World for Thursday 29 January 2015

9:55 PM.The Antarctic Heritage Trust completed an ambitious project to conserve three historic huts used by Captain Robert Falcon Scott and Ernest Shackleton during their Antarctic expeditions a century ago.

9:46 PM.Predator-free Matiu-Somes Island, in Wellington Harbour, is a hotspot for little penguins - and penguin research Read more Audio

9:34 PM.An international team of scientists has issued a warning that we have now crossed four out of nine planetary boundaries. Read more Audio

9:20 PM.The Joint Clinic at Dunedin Hospital uses exercise and manual therapy to help osteoarthritis sufferers remain fit and active Read more Audio

9:06 PM.Project Kiwi Trust on the Coromandel Peninsula runs kiwi-avoidance courses for dogs and their owners Read more Audio