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Our Changing World for Thursday 21 November 2019

  • Previous Episode: Thursday, 14 November 2019
  • Next Episode: Thursday, 28 November 2019
  • Lakes380 to reveal 1000-year history of lakes - part 1

    science environment
    Collecting a sediment core from Lake Wai Raupo in Northland.

    9:06 PM.Susie Wood from the Cawthron Institute says that sediment cores & eDNA will reveal a 1000-year history for 380 NZ lakes. Read more Audio

  • Our Changing World for 21 November 2019

    science environment

    9:06 PM.Susie Wood from the Cawthron Institute talks about Lakes 380, which will reveal a 1000-year history of 10 percent of NZ lakes, plus the element terbium. Audio

  • Thallium - the poisoner's poison

    science
    No caption

    8:00 AM.Thallium is most famous for some infamous poisoned family cases & its appearance in an Agatha Christie novel solved a medical mystery, says Allan Blackman from AUT in ep 84 of Elemental. Read more Audio

  • Thorium - potential source of cleaner nuclear energy

    science
    No caption

    8:00 AM.Named after Thor, the Norse God of Thunder, thorium could provide a cleaner source of nuclear power in the future, says Prof Allan Blackman from AUT in episode 85 of Elemental. Read more Audio

  • Previous Episode: Thursday, 14 November 2019
  • Next Episode: Thursday, 28 November 2019
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