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    • 2 researchers measuring volcanic changes with GPS instruments NZ
    Rights: GNS Science Limited Published 21 July 2007 Size: 2.4 MB Referencing Hub media

    GPS instruments pick up millimetre-sized changes in the shape of a volcano. Swelling can sometimes be an early sign of volcanic unrest.

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      TEACHER PLD

      Planet Earth and Beyond – Volcanoes

      The Science Learning Hub has many resources for primary teachers related to volcanoes in the Planet Earth and Beyond strand of the New Zealand Curriculum. Children love to explore volcanoes – ...

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      2. ARTICLE

      Volcanology methods

      Scientists use a range of different methods to learn more about volcanoes. A volcanologist may start by conducting fieldwork, collecting rocks and samples, and then move into the lab to undertake ...

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