On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

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    Summer Series Week 5: Bacteria: do you know you’re soaking in them?

    News article
    Next time you head down to the beach for a swim scientist Els Maas would be delighted if you spare a thought for the invisible workhorses of the ocean.
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    Training courses NIWA can offer

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    Summer Series Week 2: Science holiday fun for kids

    News article
    Science experiments can be fun, messy, done in the dark or even while you're asleep. Here are some holiday ideas children – and their parents – can do over the summer break.
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    The weather of Christmasses past and present

    News article
    If you can't beat Wellington on a good day, you can't beat it on Christmas Day either.
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    Summer Series Week 4: When aliens attack

    News article
    Your favourite lake may look picturesque, calm and inviting but beware what lurks beneath – aliens are on the attack.
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    Summer Series Week 3: Beaches buffer our shores from Mother Nature’s might

    News article
    Read about how beaches are Nature's way of protecting sea front real estate and infrastructure against high winds and waves.
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    Turbulent times

    News article
    Hoping for a smooth flight into Wellington? NIWA scientists can help.
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    Summer Series Week 1: What the world around you can tell you about the weather

    News article
    Forecasting whether we're in for a hot, dry holiday or wet, humid conditions this summer can be a complex and tricky business - Mother Nature can tell us about the weather ahead, just by observing patterns and sequences.
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    2012 - Blue cod survey

    News article
    Scientists at the National Institute of Water and Atmospheric Research (NIWA) have recently completed a survey of blue cod in the Marlborough Sounds.
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    Blue Cod Behaviour

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    Temperatures soar into record books 26 November 2013

    Media release
    A spell of settled sunny weather around the country has been breaking temperature records, NIWA figures show.
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    NIWA scientists make surprise discovery

    News article
    After two years of groundwork, NIWA scientists have finally unlocked the mystery of the elusive lamprey breeding grounds.