Our Changing World

Our Changing World by RNZ

RNZ

Dr Claire Concannon follows scientists into the bush, over rivers, back to their labs and many places in-between to cover the most fascinating research being done in Aotearoa New Zealand.

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Since 2018 there's been a massive effort underway to clear over 110,000 hectares of South Westland of possums, rats and stoats. As the pest numbers have dropped the native flora and fauna seem to have flourished. The eradication stage is now nearing completion, and the focus is switching to maintenance. What will it take to keep the pests out long-term? And what can be learned from this large-scale project that could be used elsewhere in Aotearoa?

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Previous episodes

  • 1986 - Going for eradication - Predator free South Westland 
    Mon, 09 Feb 2026
  • 1985 - Insect vibes 
    Mon, 02 Feb 2026
  • 1984 - Sight in the womb 
    Mon, 26 Jan 2026
  • 1983 - Summer science: Methane-busting seaweed 
    Mon, 19 Jan 2026
  • 1982 - Summer science: Why we spend 
    Tue, 13 Jan 2026
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